IDTSTAC9753XXTAEB2XR IDT, Integrated Device Technology Inc, IDTSTAC9753XXTAEB2XR Datasheet
IDTSTAC9753XXTAEB2XR
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TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Description IDT's STAC9752/9753 are general purpose 20-bit, full duplex, audio CODECs conforming to the analog component specification of AC'97 (Audio CODEC 97 Component Specification Rev. 2.3). ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING TABLE OF CONTENTS 1. PRODUCT BRIEF ...................................................................................................................... 7 1.1. Description ........................................................................................................................................ 7 1.2. STAC9752/9753 Block Diagram ........................................................................................................ 8 1.3. Key Specifications ............................................................................................................................. 8 1.4. Related ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.3.8. Slot 12: Audio GPIO Control Channel ............................................................................... 36 5.4. AC-Link Input Frame (SDATA_IN) ................................................................................................. 36 5.4.1. Slot 0: TAG ........................................................................................................................37 5.4.2. Slot 1: Status ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.2.6. GPIO Pin Polarity/Type Register (4Eh) ............................................................................. 66 8.2.7. GPIO Pin Sticky Register (50h) ......................................................................................... 66 8.2.8. GPIO Pin Mask Register (52h) .......................................................................................... 67 8.2.9. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING LIST OF FIGURES Figure 1. Block Diagram ................................................................................................................................. 8 Figure 2. Cold Reset Timing ......................................................................................................................... 16 Figure 3. Warm Reset Timing ....................................................................................................................... 16 Figure 4. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING LIST OF TABLES Table 1. Clock Mode Configuration ............................................................................................................... 17 Table 2. Common Clocks and Sources ......................................................................................................... 18 Table 3. Recommended CODEC ID strapping ............................................................................................. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 1. PRODUCT BRIEF 1.1. Description IDT's STAC9752/9753 are general purpose 20-bit, full duplex, audio CODECs conforming to the analog component specification of AC'97 (Audio CODEC ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING ter volume slider to the proper physical output, and SoftEQ configurations. The fully parametric IDT SoftEQ can be initiated upon jack insertion and sensed impedance ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 1.4. Related Materials • Product Brief • Reference Designs for MB, AMR, CNR, and ACR applications • Audio Precision Performance Plots 1.5. Additional Support Additional ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2. CHARACTERISTICS AND SPECIFICATIONS 2.1. Electrical Specifications 2.1.1. Absolute Maximum Ratings Stresses above the ratings listed below can cause permanent damage to the STAC9752/9753. These ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.1.3. Power Consumption Digital Supply Current + 3.3V Digital Analog Supply Current (at Reset state Analog + 3.3V Analog Power Down Status (individually ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.1.4. AC-Link Static Digital Specifications ( ºC, DVdd = 3.3V ± 5%, AVss=DVss=0V) ambient Parameter Input voltage range Low level input range High ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Parameter HEADPHONE_OUT (32 HEADPHONE_OUT (10 K load) SNR (idle channel) (Note 5) DAC to LINE_OUT DAC in BYPASS Mode LINE / AUX / VIDEO to ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 6. Peak-to-Peak Ripple over Passband meets ± 0.25dB limits, 48 KHz Sample Frequency. 7. Stop Band rejection determines filter requirements. Out-of-Band rejection determines audible noise. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Parameter Power Supply Rejection Ratio (20 KHz) Any Analog Input to LINE_OUT Crosstalk (10 KHz Signal Frequency) Any Analog Input to LINE_OUT Crosstalk (1 KHz ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.2. AC Timing Characteristics ( °C, AVdd = 3 ± 5%, DVdd = 3.3 V ± 5%, AVss=DVss=0 V; ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.2.3. Clocks BIT_CLK frequency BIT_CLK period BIT_CLK output jitter BLT_CLK high pulse width (Note ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.2.5. Data Setup and Hold (50 pF external load) Setup to falling edge of BIT_CLK Hold from falling edge of BIT_CLK Output Valid Data from ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 2.2.7. AC-Link Low Power Mode Timing End of Slot 2 to BIT_CLK, SDATA_IN low 2.2.8. ATE Test Mode Setup to trailing edge of RESET# (also ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 3. TYPICAL CONNECTION DIAGRAM 0.1 µ ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 3.1. Split Independent Power Supply Operation In PC applications, one power supply input to the STAC9752/9753 may be derived from a supply regulator and the ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 3. ± 5% 0.1 µF 1 µF 25 AVdd1 12 PC_BEEP AUX_L 15 AUX_R 16 VIDEO_L ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING CONTROLLER, CODEC AND AC-LINK 4. This section describes the physical and high-level functional aspects of the AC‘97 Controller to CODEC interface, referred to as AC-Link. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING AC'97 Clock Source RESET# Signal Asserted BIT_CLK Toggling? After RESET# Signal crystal present? oscillator present? oscillator presnent? Error condition - no clock source present The ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING ates SYNC by dividing BIT_CLK by 256 and applying some conditioning to tailor its duty cycle. This yields a 48 KHz SYNC signal whose period ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 4.3.3. CODEC ID Strapping Audio CODECs in the 48-pin package use pins 45 and 46 (defined as ID0# and ID1#) as strapping (i.e. configuration) pins ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 4.6. AC-Link Power Management 4.6.1. Powering down the AC-Link The AC-Link signals can be placed in a low power mode. When the AC‘97’s Powerdown Register ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 4.6.2.2. The STAC9752/9753 (running off Vaux) can trigger a wake event (PME#) by transitioning SDATA_IN from low to high and holding it high until either ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5. AC-LINK DIGITAL INTERFACE 5.1. Overview AC-Link is the 5 pin digital serial interface that links the AC‘97 CODEC to the Controller. The AC-Link protocol ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Slot 0 SDATA_IN TAG 1 STATUS ADDR read port 2 STATUS DATA read port 3, 4 PCM L&R ADC record 5 Modem Line 1 ADC ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING valid and non-valid slots? Each possible method brings with it different FIFO requirements. To achieve interoperability between AC‘97 Digital Controllers and CODECs designed by different ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 1. Disable source of DAC samples in Controller 2. Set PR bit for DAC channel in Registers 26h, 2Ah, or 3Eh When it wants to ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING SYNC BIT_CLK SDATA_OUT End of previous audio frame A new AC-Link output frame begins with a low to high transition of SYNC. SYNC is synchronous ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.3.1. Slot 0: TAG / CODEC ID Bit 1-0 Within slot ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING AC-Link output frame slot 1 communicates control register address, and write/read command infor- mation to the STAC9752/9753. Bit 19 18:12 11:0 The first bit (MSB) ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.3.8. Slot 12: Audio GPIO Control Channel AC-Link output frame slot 12 contains the audio GPIO control outputs. 5.4. AC-Link Input Frame (SDATA_IN) The AC-Link ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.4.1. Slot 0: TAG Within slot 0 the first bit is a global bit (SDATA_IN slot 0, bit 15) which flags whether the AC‘97 CODEC ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING The AC-Link input frame Slot 1 tag bit is independent of the bit 11-2 slot request field, and ONLY indicates valid Status Address Port data ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.4.8. Slots 7 & 8: Vendor Reserved The left and right ADC channels of the STAC9752/9753 may be assigned to slots 7&8 by Register 6Eh. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.5. AC-Link Interoperability Requirements and Recommendations 5.5.1. “Atomic slot” Treatment of Slot 1 Address and Slot 2 Data Command or Status Address and Data cannot ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 5.6. Slot Assignments for Audio Figure 19. Bi-directional AC-Link Frame with Slot assignments SLOTS OUTGOING STREAMS (Controller output - SDATA_OUT) INCOMING STREAMS (codec output - ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit 19-1 Reserved (Audio CODEC will return zeros in bits 19-1) Optional: Assertion = 1 will cause interrupt to be propagated to Audio controller system ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 6. STAC9752/9753 MIXER The STAC9752/9753 includes an analog mixer for maximum flexibility. The analog mixer is designed to the AC'97 specification to manage the playback ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 7. MIXER FUNCTIONAL DIAGRAMS Figure 20. STAC9752 2-Channel Mixer Functional Diagram 2Ah:D5-D4 Slot Select 28h: D5-D4 Slot PCMOut Select PC_BEEP Phone 20h:D8 MIC1 MIC2 Analog ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 7.1. Analog Mixer Input The mixer provides recording and playback of any audio sources or output mix of all sources. The STAC9752/9753 supports the following ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 7.4. PC Beep Implementation The STAC9752/9753 offers 2 styles of PC BEEP, Analog and Digital. The digital PC Beep is a new feature added to ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8. PROGRAMMING REGISTERS Address 00h Reset 02h Master Volume 04h HP_OUT Mixer Volume 06h Master Volume MONO 0Ah PC Beep Mixer Volume 0Ch Phone Mixer ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Address 72h Analog Current Adjust 74h EAPD Access 78h High Pass Filter Bypass 7Ah Reserved 7Ch Vendor ID1 7Eh Vendor ID2 Note: * depends upon ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 12 4:0 0 8.1.3. Headphone Volume Registers (04h) Default: 8000h D15 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.4. Master Volume MONO (06h) Default: 8000h D15 D14 Mute D7 RESERVED Bit(s) Reset Value 4:0 0 IDT™ TWO-CHANNEL, ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.5. PC BEEP Volume (0Ah) Default: 0000h Additional information on the PC Beep can be found in Section 7.4: page46. D15 D14 Mute D7 F2 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.7. Mic Volume (Index 0Eh) Default: 8008h. D15 D14 Mute D7 RESERVED BOOSTEN Bit(s) Reset Value 4:0 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.9. CD Volume (Index 12h) Default: 8808h. D15 D14 Mute D7 RESERVED Bit(s) Reset Value 15 1 14:13 0 12:8 0 7:5 0 4:0 0 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.11. Aux Volume (Index 16h) Default: 8808h. D15 D14 Mute D7 RESERVED Bit(s) Reset Value 15 1 14:13 0 12:8 0 7:5 0 4:0 0 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 7:5 0 4:0 0 8.1.13. Record Select (1Ah) Default: 0000h (corresponding to Microphone in) Used to select the record source independently for ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 11:8 0 7:4 0 3:0 0 8.1.15. General Purpose (20h) Default: 0000h D15 D14 POP BYP RESERVED D7 LOOPBACK Reset Bit(s) Value ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 15:4 0 3:2 0 1:0 0 This register is used to control the 3D stereo enhancement function, IDT Surround 3D (SS3D), built ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 11 0 10:4 0 3:0 0 8.1.18. Powerdown Ctrl/Stat (26h) Default: 000Fh D15 D14 EAPD PR6 D7 Bit(s) Reset Value 15 0 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 8.1.18.1. The lower half of this register is read only ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING The Extended Audio ID register is a read only register except for bits D4 and D5. ID1 and ID0 echo the configuration of the CODEC ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.20. Extended Audio Control/Status (2Ah) Default: 0400h* (*default depends on CODEC ID) D15 D14 VCFG D7 RESERVED Note: If pin 48 is held high at ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 8.1.20.1. The Extended Audio Status Control register also contains one active bit to enable or disable the Variable ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING CODEC ID 00 2-ch Primary w/SPDIF 01 2-ch Dock CODEC w/SPDIF 10 +2-ch Surr w/ SPDIF 11 +2-ch Cntr/LFE w/ SPDIF 8.1.21. PCM DAC Rate ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.1.24. SPDIF Control (3Ah) Default: 2000h D15 D14 V DRS D7 CC3 CC2 Bit(s) Reset Value 13: ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.2.2. GPIO Pin Definitions GPIO pins are programmable to have input/output functionality. The data values (status) for these pins are all in one register with ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.2.5. GPIO Pin Configuration Register (4Ch) Default: 0003h D15 D14 D7 Bit(s) Access 15:2 Read Only 1 Read / Write 0 Read / Write 8.2.6. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.2.8. GPIO Pin Mask Register (52h) Default: 0000h D15 D14 D7 Bit(s) Access 15:2 Read Only 1 Read / Write 0 Read / Write 8.2.9. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.3. Extended CODEC Registers Page Structure Definition Registers 60h-68h are the Extended CODEC Registers: These registers allow for the defi- nition of further capabilities. These ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.4. STAC9752/9753 Paging Registers The AC’97 Specification Rev 2.3 uses a paging mechanism in order to increase the number of regis- ters. The registers currently ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 12-8 7-0 8.4.2. PCI SVID (62h Register 24h must be set to Page 01h to access this register. Default: FFFFh D15 D14 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.4.4. Function Select (66h Register 24h must be set to Page 01h to access this register. Default: 0000h D15 D14 D7 RESERVED Bit(s) Reset Value ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.4.5. Function Information (68h Register 24h must be set to Page 01h to access this register. Default: 00xxh, see table 22: page73. D15 D14 G4 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value Reg 66h Function Code 00h Line Out 01h Headphone Out All other Function Codes G[4:0] 00000 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Default: 0000h D15 D14 D7 Bit(s) Reset Value 15 8.4.7. Sense Details (6Ah Register 24h must be set ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 7-6 5-0 Reported Value Bh-Eh Fh Reported Value ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.4.8. Revision Code (6Ch) To access Register 6Ch, Page 00h must be selected in Register 24h. Default: 00xxh D15 D14 D7 Bit(s) Reset Value 15:8 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 8.4.10. Analog Current Adjust (72h) To unlock Register 72h, write 0xABBA to Register 70h. ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Bit(s) Reset Value 15 0 14: 10 8.4.12. High Pass Filter Bypass (78h) To unlock ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 8.5. Vendor ID1 and ID2 (Index 7Ch and 7Eh) These two registers contain four 8-bit ID codes. The first three codes have been assigned by ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 9. LOW POWER MODES The STAC9752/9753 is capable of operating at reduced power when no activity is required. The state of power down is controlled ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Figure 23. Powerdown/Powerup flow with analog still alive Normal PR0=0 & ADC=1 Figure 23 illustrates a state when all the mixers should work with the ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 10. MULTIPLE CODEC SUPPORT The STAC9752/9753 provides support for the multi-CODEC option according to the Intel AC'97, rev 2.3 specification. By definition, there can be ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 10.2. Secondary CODEC Register Access Definitions The AC'97 Digital Controller can independently access Primary and Secondary CODEC registers by using a 2-bit CODEC ID field ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 11. TESTABILITY The STAC9752/9753 has two test modes. One is for ATE in-circuit test and the other is restricted for manufacturer’s internal use. The STAC9752/9753 ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 12. PIN DESCRIPTION MONO_OUT 37 HP_OUT_L 39 HP_COMM 40 HP_OUT_R 41 Pin 48: To Enable SPDIF, use -10 K external pulldown. To ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 12.1. Digital I/O These signals connect the STAC9752/9753 to its AC'97 controller counterpart, an external crystal, multi-CODEC selection and external audio amplifier. Pin Name XTL_IN ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 12.2. Analog I/O These signals connect the STAC9752/9753 to analog sources and sinks, including microphones and speakers. Pin Name PC_BEEP PHONE AUX_L AUX_R VIDEO_L VIDEO_R ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 12.3. Filter/References These signals are connected to resistors, capacitors, or specific voltages. Signal Name VREF VREFOUT AFILT1 AFILT2 CAP2 12.4. Power and Ground Signals Pin ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 13. ORDERING INFORMATION Part Number STAC9752XXTAEyyX 48-pin RoHS QFP 7mm x 7mm x 1.4mm STAC9753XXTAEyyX 48-pin RoHS QFP 7mm x 7mm x 1.4mm yy = ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 15. SOLDER REFLOW PROFILE 15.1. Standard Reflow Profile Data Note: These devices can be hand soldered at 360 FROM: IPC / JEDEC J-STD-020C “Moisture/Reflow Sensitivity ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 15.2. Pb Free Process - Package Classification Reflow Temperatures Package Type IDT™ TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 16. APPENDIX A: PROGRAMMING REGISTERS Reg # Name D15 D14 00h Reset RSRVD SE4 02h Master Volume Mute RSRVD HP_OUT 04h Mute RSRVD HPL5 Mixer ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Reg # Name D15 D14 6Ch Page 01h 6Eh Analog Special RESERVED 6Eh Page 01h 70h 72h Analog Current Adjust 74h EAPD Access EAPD RESERVED ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING 17. REVISION HISTORY Revision Date -Removed “Preliminary” tag on front page. -Removed BIT_CLK as an input option from clocking table, it was incorrectly included in ...
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STAC9752/9753 TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING Innovate with IDT audio for high fidelity. Contact: www.IDT.com For Sales 800-345-7015 408-284-8200 Fax: 408-284-2775 Corporate Headquarters Integrated Device Technology, Inc. 6024 Silver Creek Valley ...