SAA7374GP PHILIPS [NXP Semiconductors], SAA7374GP Datasheet
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SAA7374GP
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SAA7374GP Summary of contents
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DATA SHEET SAA7374 Low voltage digital servo processor and Compact Disc decoder (CD7LV) Product specification Supersedes data of 1995 Dec 06 File under Integrated Circuits, IC01 INTEGRATED CIRCUITS 1998 Feb 26 ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) CONTENTS 1 FEATURES 2 GENERAL DESCRIPTION 3 QUICK REFERENCE DATA 4 ORDERING INFORMATION 5 BLOCK DIAGRAM 6 PINNING 7 FUNCTIONAL DESCRIPTION 7.1 Decoder part 7.1.1 Principle operational modes ...
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... T storage temperature stg 4 ORDERING INFORMATION TYPE NUMBER NAME SAA7374GP QFP64 plastic quad flat package; 64 leads (lead length 1.6 mm); body 14 1998 Feb 26 High-level servo control option High-level mechanism monitor Communication may be via TDA1301/SAA7345 compatible bus or I On-chip clock multiplier allows the use of 8.4672 MHz crystal ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 5 BLOCK DIAGRAM handbook, full pagewidth GENERATOR 52 SCL 51 SDA 53 RAB 54 SILD 15 HFIN 17 HFREF ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 6 PINNING SYMBOL PIN ( SSA1 ( DDA1 ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PIN KILL DATA 45 WCLK 46 ( DDD2(P) SCLK 48 ( SSD3 CL4 50 SDA 51 ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) handbook, full pagewidth V SSA1 DDA1 refT 10 V ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7 FUNCTIONAL DESCRIPTION 7.1 Decoder part 7.1.1 P RINCIPLE OPERATIONAL MODES OF THE DECODER The decoding part can operate at different disc speeds, from single-speed ( ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.2 Crystal oscillator The crystal oscillator is a conventional 2 pin design operating between 8 and 35 MHz. This oscillator is capable of operating with ceramic resonators as ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) handbook, full pagewidth HF input 2.2 nF Fig.5 Data slicer showing typical application components (for n = 1). 7.4 Demodulator 7.4.1 F RAME SYNC PROTECTION A double timing ...
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Acrobat reader. white to force landscape pages to be ... reg D V4 SUBCODE INTERFACE SUBCODE PROCESSOR output from DIGITAL ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.5 Subcode data processing 7.5.1 Q- CHANNEL PROCESSING The 96-bit Q-channel word is accumulated in an internal buffer. The last 16 bits are used internally to perform a ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 200/n s min W96 n = disc speed 7.6 FIFO and error corrector The SAA7374 has a 8 frame FIFO. The error corrector ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) Table 2 Output flags ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.7.3 C ONCEALMENT A 1-sample linear interpolator becomes active if a single sample is flagged as erroneous but cannot be corrected. The erroneous sample is replaced by a ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.8 DAC interface The SAA7374 is compatible with a wide range of digital-to-analog converters (DACs). Eleven formats are supported and are given in Table 4. Figures 11 and ...
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Acrobat reader. white to force landscape pages to be ... SCLK DATA LEFT CHANNEL DATA (WCLK NORMAL POLARITY) WCLK EF ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.9 EBU interface The bi-phase mark digital output signal at pin DOBM is in accordance with the format defined by the IEC958 specification. Three different modes can be ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) Table 7 Bit assignment FUNCTION BITS Control Reserved mode Category code Clock accuracy Remaining 16 to ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.12 The VIA interface The SAA7374 has five pins that can be reconfigured for different applications (see Table 8). Table 8 Pin applications PIN PIN NAME TYPE NUMBER ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) MOTO1 22 k MOTO1 MOTO1 MOTO2 MOTO1 1998 Feb – – ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.13.1.3 PWM output mode (4-line) Using two extra outputs from the versatile pins Interface possible to use the SAA7374 with a 4-input motor bridge. The timing ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.13.1.4 CDV/CAV output mode In the CDV motor mode, the FIFO position will be put in pulse-width modulated form on the MOTO1 pin [carrier frequency (300 d) Hz], ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.14 Servo part 7.14.1 D IODE SIGNAL PROCESSING The photo detector in conventional two-stage three-beam compact disc systems normally contains six discrete diodes. Four of these diodes (three ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV – in max central sys – in max satellite sys RH Where f = 4.2336 MHz. sys V ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.14.3 F OCUS SERVO SYSTEM 7.14.3.1 Focus start-up Five initially loaded coefficients influence the start-up behaviour of the focus controller. The automatically generated triangle voltage can be influenced ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) The sledge is continuously controlled, or provided with step pulses to reduce power consumption using the filtered value of the radial PID output. Alternatively, the microcontroller can read ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.14.6 D EFECT DETECTION handbook, full pagewidth DECIMATION sat1 FILTER sat2 A defect detection circuit is incorporated into the SAA7374 defect is detected, the radial and ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.14.8.4 Automatic sequencers and timer interrupts Two automatic sequencers are implemented (and must be initialized after power on); 1. Autostart sequencer: controls the start-up of focus, radial and ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.15 Microcontroller interface Communication on the microcontroller interface can be set-up in two different modes; 1. 4-wire bus mode: protocol compatible with SAA7345 (CD6) and TDA1301 (DSIC2) where; ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV (SUBQREADY-I status LOW to end of subcode read below (2.6/n) ms, then t = (13.1/n) ms [i.e. the 2 microcontroller can read all subcode ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) RAB (microcontroller) SCL (microcontroller) SDA (microcontroller) SDA (SAA7374) Fig.22 Microcontroller write protocol for registers RAB (microcontroller) SCL (microcontroller) SDA (microcontroller) SDA (SAA7374) Fig.23 Microcontroller write ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) RAB (microcontroller) SCL (microcontroller) SDA (SAA7374) Fig.25 Microcontroller protocol for reading Q-channel subcode. RAB (microcontroller) SCL (microcontroller) SDA (SAA7374) Fig.26 SUBQREADY-I status timing when no subcode is read. ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) RAB (microcontroller) SCL (microcontroller) SDA (SAA7374 ) Fig.27 SUBQREADY-I status timing when subcode is read. handbook, full pagewidth SILD (microcontroller) SCL (microcontroller) SDA (microcontroller) SDA (SAA7374) SILD (microcontroller) ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) handbook, full pagewidth SILD (microcontroller) SDA (microcontroller) Fig.29 Microcontroller protocol for repeated data in write servo commands. SILD handbook, full pagewidth (microcontroller) SCL (microcontroller) SDA (SAA7374) SILD (microcontroller) ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.15.3 S UMMARY OF FUNCTIONS CONTROLLED BY REGISTERS Table 12 Registers REGISTER ADDRESS 0 0000 (fade and attenuation) 1 0001 (motor mode) 2 0010 (status ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) REGISTER ADDRESS 4 0100 (motor gain) 5 0101 (motor bandwidth) 6 0110 (motor output configuration) 7 0111 (DAC output and status control) 8 (PLL loop filter bandwidth) 9 ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) REGISTER ADDRESS A 1010 (EBU output) B 1011 (speed control) C 1100 (versatile pins interface) D 1101 (versatile pins interface) E 1110 1998 Feb 26 DATA FUNCTION xx0x ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) REGISTER ADDRESS F 1111 (subcode interface) Note 1. The initial column shows the power-on reset state. Table 13 Loop filter bandwidth REGISTER ADDRESS 8 1000 (PLL loop filter ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.15.4 S UMMARY OF SERVO COMMANDS A list of the servo commands are given in Table 14. It should be noted that these are not fully backwards compatible ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 7.15.5 S UMMARY OF SERVO COMMAND PARAMETERS Table 15 Servo command parameters RAM PARAMETER ADDRESS foc_parm_1 foc_parm_2 foc_parm_3 foc_int 14H foc_gain 15H CA_drop 12H ramp_offset 16H ramp_height 18H ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) RAM PARAMETER ADDRESS radcontrol 59H chip_init xtra_preset 4AH cd6cmd 4DH interrupt_mask 53H seq_control 42H focus_start_time 5EH motor_start_time1 5FH motor_start_time2 60H radial_init_time 61H brake_time 62H RadCmdByte 63H osc_inc 68H ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 8 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER V supply voltage DD V maximum Input voltage (any input) I(max) V output ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PARAMETER Servo analog part ( DDA P D1 D4, R1, R2 INS input reference current refT ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PARAMETER Digital outputs O : CL4 UTPUT V LOW level output voltage OL V HIGH level output voltage OH C load capacitance L t output rise time ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PARAMETER 3-state outputs O : EF, CLK, WCLK, DATA UTPUTS V LOW level output voltage OL V HIGH level output voltage OH C load capacitance L t ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PARAMETER Digital input/output SDA [CMOS NPUT OUTPUT INPUT V LOW level input voltage IL V HIGH level input voltage IH I 3-state leakage current ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 10 OPERATING CHARACTERISTICS (SUBCODE INTERFACE TIMING 3 amb SYMBOL PARAMETER Subcode interface timing (single speed I ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) handbook, full pagewidth SBSY SFSY (4-wire mode) SFSY (3-wire mode) SFSY RCK SUB 1998 Feb 26 t W(SBSY) t SFSYH t W(SFSY) t cy(frame) t SFSYL 0.8 V ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 11 OPERATING CHARACTERISTICS ( 3 amb SYMBOL PARAMETER Timing (single speed n); (see ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 12 OPERATING CHARACTERISTICS (MICROCONTROLLER INTERFACE TIMING 3 amb SYMBOL PARAMETER Microcontroller interface timing (4-wire bus mode; ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) SYMBOL PARAMETER pF) EAD MODE L t delay time SILD to SDA dLD valid t propagation delay SCL PD to SDA t delay time ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV RAB t dRD SCL SDA (SAA7374) high-impedance Fig.33 4-wire bus microcontroller timing; read mode (Q-channel subcode and decoder status information). handbook, full pagewidth RAB SCL SDA ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) handbook, full pagewidth SILD 0.8 V SCL 0 – 0.8 V SDA (SAA7374) 0.8 V Fig.35 4-wire bus microcontroller timing; read mode (servo commands). handbook, ...
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Acrobat reader. white to force landscape pages to be ... V 7 2.2 LDON 1 33 100 V DDA ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 14 PACKAGE OUTLINE QFP64: plastic quad flat package; 64 leads (lead length 1.6 mm); body 2 pin 1 index 64 ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 15 SOLDERING 15.1 Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 16 DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data ...
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Philips Semiconductors Low voltage digital servo processor and Compact Disc decoder (CD7LV) 1998 Feb 26 NOTES 59 Product specification SAA7374 ...
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Philips Semiconductors – a worldwide company Argentina: see South America Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. +61 2 9805 4455, Fax. +61 2 9805 4466 Austria: Computerstr. 6, A-1101 WIEN, P.O. Box 213, Tel. +43 160 1010, ...