STV2237H STMicroelectronics, STV2237H Datasheet
STV2237H
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STV2237H Summary of contents
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I²C Bus Control PIF Circuit with PLL Demodulation (Positive and Negative Video) SIF Circuit with QSS Structure, FM Demodulation and AM Demodulation for France Intercarrier Capability Built-in Sound Bandpass Sound Subcarrier Output for Stereo Chassis (FM, NICAM) Audio FM wide ...
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GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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STV224XH/228XH/223XH 3.4.16RGB Peak Limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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ACC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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STV224XH/228XH/223XH 6.3.7 Chroma Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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... STV224XH/228XH/223XH - GENERAL DESCRIPTION Application PAL/SECAM/NTSC PAL/NTSC QSS/Intercarrier QSS/Intercarrier AM STV2247H STV2248H STV2237H STV2238H 2246H/36H 2286H Symbol SIFIN1 SIF Input (Please refer to Note 1) SIFIN2 SIF Input (Please refer to Note 1) AGCSIFCAP AGC SIF Capacitor (Please refer to Note 1) ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION PIN STV224XH/228XH STV223XH SDIP56 TQFP64 ...
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PIN STV224XH/228XH STV223XH SDIP56 TQFP64 - Note 1: Input/Output not available in STV2246H/86H versions. This pin must not be connected. Note 2: When REXT, GEXT and BEXT pins are ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION Figure 2. STV223Xh Pinout (TQFP64) NC Y/CVBSIN3 CHR APR BEXT/Cb GEXT/Y REXT/Cr FBEXT NTBC/CVBSOUT1 NC BOUT GOUT ROUT I CATH BOSD GOSD 9/86 TUNERAGCOUT SAW PIFIN2 PIFIN1 AGCPIFCAP V REFIF AGCSIFCAP SIFIN2 SIFIN1 FMCAP AUDIOOUT GNDD ...
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Figure 3. STV2246H (SDIP56) Block Diagram REXT/Cr GEXT/Y BEXT/Cb FBEXT BS CVBSOUT2 NTBC/CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 STV224XH/228XH/223XH - GENERAL DESCRIPTION LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT EXTAUDIOIN AUDIOOUT V REF SCL SDA ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION Figure 4. STV2247H (SDIP56) Block Diagram REXT/Cr GEXT/Y BEXT/Cb FBEXT BS CVBSOUT2 NTBC/CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 11/86 LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 Sound Subcarriers FMOUT/SC FM Mono EXTAUDIOIN ...
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Figure 5. STV2248H (SDIP56) Block Diagram REXT/Cr GEXT/Y BEXT/Cb FBEXT BS CVBSOUT2 NTBC/CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 STV224XH/228XH/223XH - GENERAL DESCRIPTION Sound Subcarrier FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN AM/FMOUT/SC EXTAUDIOIN AUDIOOUT ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION Figure 6. STV2249H (SDIP56) Block Diagram REXT/Cr GEXT/Y BEXT/Cb FBEXT BS CVBSOUT2 NTBC/CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 13/86 Sound Subcarrier FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN FMOUT/SC EXTAUDIOIN ...
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Figure 7. STV2286H (SDIP56) Block Diagram NTBC NTBC NTBC BS CVBSOUT2 NTBC/CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 STV224XH/228XH/223XH - GENERAL DESCRIPTION FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT EXTAUDIOIN AUDIOOUT V REF SCL ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION Figure 8. STV2236H (TQFP64) Block Diagram BEXT/Cb GEXT/Y REXT/Cr FBEXT BS CVBSOUT2 CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 15/86 LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT EXTAUDIOIN AUDIOOUT V REFIF SCL ...
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... Figure 9. STV2237H (TQFP64) Block Diagram BEXT/Cb GEXT/Y REXT/Cr FBEXT BS CVBSOUT2 CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 STV224XH/228XH/223XH - GENERAL DESCRIPTION Sound Subcarriers FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT/SC EXTAUDIOIN AUDIOOUT V REFIF SCL SDA 16/86 ...
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STV224XH/228XH/223XH - GENERAL DESCRIPTION Figure 10. STV2238H (TQFP64) Block Diagram BEXT/Cb GEXT/Y REXT/Cr FBEXT BS CVBSOUT2 CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 17/86 LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN AM/FMOUT/SC Sound Subcarriers EXTAUDIOIN AUDIOOUT V ...
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Figure 11. STV2239H (TQFP64) Block Diagram BEXT/Cb GEXT/Y REXT/Cr FBEXT BS CVBSOUT2 CVBSOUT1 CVBSIN1 CVBSIN2 Y/CVBSIN3 CHR FMCAP INTCVBSOUT IFPLL PIFLC2 PIFLC1 STV224XH/228XH/223XH - GENERAL DESCRIPTION Sound Subcarriers FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN FMOUT/SC EXTAUDIOIN AUDIOOUT ...
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STV224XH/228XH/223XH - MAIN FEATURES 2 MAIN FEATURES I²C Bus control (Read and Write modes). PLL PIF demodulator, bus-controlled VCO alignment. Positive and negative IF modulation. Digital AFC. Tuner-delayed AGC output. White and Black Spot cancellation. SIF with QSS structure. Intercarrier ...
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FUNCTIONAL DESCRIPTION The STV224XH/228XH is an integrated device that processes PIF, SIF, Video and Chroma sig- nals while scanning for PAL, SECAM and NTSC standards. It includes a base band chroma delay line, Video, SVHS and audio switches. 3.1 ...
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STV224XH/228XH/223XH - FUNCTIONAL DESCRIPTION – A second CVBS output (CVBSOUT2) is able to output recombined Y+C signals. All switches are independently controlled. – SVHS switch, Y input is combined with CVBS 3 input. CVBS/SVHS modes can be selected ei- ther ...
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OSD RGB signals are selected. When the FBOSD voltage is greater than the second threshold (4 V blanking threshold), the RGB out- puts are blanked during the whole field, but not during inserted cut-off lines (the cut-off loop ...
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STV224XH/228XH/223XH - FUNCTIONAL DESCRIPTION 3.3.4 Integrated Luma Delay Line Bandwidth: 8 MHz. The Luma Delay Line is automatically adapted to the chroma standard. For PAL BG and applica- tions without group delay compensation, a Luma Delay Shift of -140 ns ...
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DC levels for black point adjustment takes place via the bus. 3.4.9 Bus-controlled Contrast & Saturation The Contrast Control regulates internal RGB, ex- ternal RGB and OSD RGB inputs. The maximum attenuation on internal and external RGB inputs is ...
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STV224XH/228XH/223XH - FUNCTIONAL DESCRIPTION Shunt capacitance: C < 7 pF, P < Serial resistance – 3.575611 MHz XTAL specification (PAL M). Mode of operation: serial resonance (without load capacity), Motional capacitance 12fF ±2fF, M ...
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ELECTRICAL CHARACTERISTICS 4.1 ABSOLUTE MAXIMUM RATINGS Symbol V _8V 8 V Supply Voltage CC V _5V 5 V Supply Voltage CC V Capacitor 100 pF discharged via 1.5 kW serial resistance (Human Body Model) ESD T Operating Temperature OPER ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.4 IF SECTION Tamb = 25° CCIF CC2 peak white level for positive modulation). Video modulation DSB 90% and f Video Bandwidth = 5 MHz kHz, ...
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Note 1: Additional sinked current for large increasing steps of input signal when: - Voltage at PIFinput > Tuner AGC starting point adjustment given by the WR03(d5 to d0) - Output Signal (IntCVBSout) saturated (VIntCBVSoutVwth) in positive modulation. 4.4.5 Synchronous ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.4.7 SIF Amplifier Symbol Parameter VINSIF SIF Input Sensitivity GRSIF Gain Control Range C Differential Input Capacitance INSIF R Differential Input Resistance INSIF Note 5: L standard Sc/Pc = -10 dB, Nyquist dB, ...
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AM Demodulator Symbol Parameter AM Audio Output Amplitude at AM/ AFOUT FMOUT Pin AMlowco Low Cut-off Frequency AMhighco High Cut-off Frequency AMthd Total Harmonic Distortion AMs/n Signal/Noise Ratio AMsvr Supply Voltage Rejection 4.4.13 SIF Output (AM/FM or Sound Subcarriers ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS Symbol Parameter Signal to Noise Ratio from Exter- S/N1 nal Input Signal to Noise Ratio from Exter- S/N2 nal Input Signal to Noise Ratio from FM S/N3 Demod Supply Voltage Rejection from SVRV External Input XT ...
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Symbol Parameter Crosstalk Deletion of non-selected signals MGAIN Output Gain DCMAIN DC Output Voltage 4.5.4 CVBS2 Output Symbol Parameter V Dynamic Output Amplitude OUT2 R Internal Output Resistance OUT2 BW2 CVBS Bandwidth Crosstalk2 Deletion of non-selected signals SWI2gain Output Gain ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.5.7 External RGB/YCrCb Inputs Symbol Parameter V Clamp Level CLAMP V RGB Input Voltage RGB V YCrCb Input Voltage YCrCb CRGB RGB Gain Difference of black level of internal Dblack and external signals at the RGB ...
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Symbol Parameter Amplitude Variation compared to Pre-shoot B/W amplitude Amplitude Variation compared to Aft-shoot B/W amplitude Coring Coring Range compared to B/W 4.6.3 Black Stretch Control (Pin BS) See Figure 12 Symbol Parameter Black Stretch Threshold referred to BSth1 B/W ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.7.3 Bell Filter Symbol Parameter f Center Frequency BELL Q Bell Quality Factor BP 4.8 CHROMA PART 4.8.1 ACC Symbol Parameter G ACC Control Range ACC V Minimum Burst Signal Amplitude Min. 4.8.2 ACC Overload Symbol ...
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Symbol Parameter FMax.-W Maximum Phase Correction Chroma Input Phase at Max. cor- Flesh-W rection Frange-W Auto Flesh Control 4.8.8 Color Demodulators Symbol Parameter DoffsetP Demodulator Offset DoffsetS Demodulator Offset PhaseErr Phase Error in demodulated signal PAL/NTSC mode, 90% matrix TransPal ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.9.3 First Loop Filter Symbol Parameter I Long Time Constant Output Current LOW I Short Time Constant Output Current HIGH I Very Long Time Constant VLOW 4.9.4 Second Loop Filter Symbol Parameter Control Range from start ...
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Symbol Parameter High Level Range Vertical Position V HIGH Control I Output Sinking Current SINK I Output Source Current SOURCE 4.9.8 Vertical Amplitude Control Symbol Parameter V Output Voltage Range AMP 4.9.9 Crystal Detection Symbol Parameter R Load resistance at ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.10.5 Brightness Control Symbol Parameter Brightness Control Range referred Bright to B/W amplitude on RGB outputs Nominal Black Level at RGB out- puts. Difference between black lev- Blacknom el V and inserted cut-off pulse BLACK level ...
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Symbol Parameter BRIGbcl Brightness Attenuation at V Clp High Clamping Voltage SAF-thr Safety Threshold SAF-hold Supply Hold Voltage 4.10.11 Automatic RGB Peak Regulation (APR) / RGB Peak Limitation See Figure 16 on page 42. Symbol Parameter Maximum Output Level on ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.10.12 RGB Outputs Symbol Parameter VB/W Output Signal Amplitude B/W V Output Signal Amplitude BLUE I Output Sinking Current SINK I Output Source Current SOURCE R Internal Output Resistance OUT V Blanking Level BLANK V High ...
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Figure 14. Beam Current Limiter Characteristics (Contrast) Contrast (dB -12 -18 -24 4.5 5 5.5 Figure 16. Automatic RGB Peak Regulation (APR) / RGB Peak Limitation Characteristics Output Level 0 50 Figure 17. Linear Volume Control Curve (7 ...
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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 4.11 I²C BUS CHARACTERISTICS 4.11.1 SCL Symbol Parameter V Low Level Input Voltage IL V High Level Input Voltage IH I Input Leakage Current LI f Clock Frequency SCL t Input Rise Time R t Input ...
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I²C BUS SPECIFICATIONS Data transfers follow the usual I²C format: after the start condition (S), a 7-bit slave address is sent, fol- lowed by an eighth bit which is a data direction bit (W). An 8-bit sub-address is sent ...
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STV224XH/228XH/223XH - I²C BUS SELECTION 6 I²C BUS SELECTION 6.1 SUMMARY INPUT SIGNALS (WRITE MODE) “Not-to-be-used” data must be set to “0”. Reg. Addr. Data D7 Data D6 (Hex) 00 PIF AFC 01 Over-modu- Defeat lation CVBS Out- Overmodu- 02 ...
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Reg. Addr. Data D7 Data D6 (Hex) ACCO NTSC 104 11 ON/OFF Matrix 12 Not to be used 13 Not to be used Flesh 14 Flesh Char. ON/OFF 15 Safety Reset Not to be used HOUT 16 Interlace Disable 17 ...
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STV224XH/228XH/223XH - I²C BUS SELECTION 6.3 INPUT SIGNALS (WRITE MODE) Not used data bits must be set to “0”. 6.3.1 PIFVCO Free Running Reg. Addr. Description Bits (Hex) 00 PIFVCO 7 Free Running Fine Adjustment Not to be used 1 ...
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Tuner Delay Reg. Addr. Description Bits (Hex Tuner AGC Starting Point Adjustment 2 Tuner AGC Gain 6.3.5 SIF Features and Audio Switches Reg. Addr Description Bits (Hex ...
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STV224XH/228XH/223XH - I²C BUS SELECTION Reg. Addr Description Bits (Hex PIF VCO Compen- 1 sation 2 Sound Standard Selection AGC SIF time 1 constant (AM) SAW filter switch 1 output CVBS ...
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Reg. Addr Description Bits (Hex Red Drive Adjust 6 X (White Point RGBext/YCrCb 1 Selection 0B Green drive adjust ment X (white point ...
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STV224XH/228XH/223XH - I²C BUS SELECTION Reg. Addr Description Bits (Hex) 10 APR Enable 1 APR Threshold 4 RGB OSD Con- 1 trast Selection CRT/LCD Display 1 White Insertion 1 6.3.7 Chroma Controls Reg. Addr. Description Bits (Hex Bell ...
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Reg. Addr. Description Bits (Hex) 14 Hue Control 6 (in NTSC only) 1 Flesh Enable Wide Flesh Charac- 1 Teristic Selection 15 2 Main Video Switch 2 Second Video Switch Control SVHS Switch Chroma 1 Decoder Input Selec- tion Not ...
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STV224XH/228XH/223XH - I²C BUS SELECTION Reg. Addr. Description Bits (Hex) 19 Vertical Output Low 1 Level Control 1 Frame Blanking Noise Detector 2 Threshold Not to be used 1 Wide Line Blanking 1 1 Copy Protection Mode 1 AV Mode ...
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Reg. Addr. Description Bits (Hex VERT Output Inhibition 1 Sound Level Status Refresh Not to be used 1 1 Luma Delay Shift 2 AVL Control & Status 2 AM/FMOUT pin selec- tion 6.4 OUTPUT SIGNALS (READ MODE) Reg. ...
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STV224XH/228XH/223XH - I²C BUS SELECTION Reg. Description Addr. (Hex) 01 SVHS status Noise detection Scanning Horizontal phase-locked loop status Safety status Fast Blanking detection on external fast blanking pin Test Scanning VCO Calibration FM demodulation VCO calibration 02 Digital AFC ...
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POWER-ON RESET - INITIAL BUS REGISTER CONDITIONS Power-On Reset is active when the power supply V All data from all registers must be written by microprocessor after power-on. Unused data must be set to 0. POR values are not ...
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STV224XH/228XH/223XH - I²C BUS SPECIFICATION COMPATIBILITY 7 I²C BUS SPECIFICATION COMPATIBILITY The STV2246H/36H, 2286H, 2247H/37H, 2248H/ 38H and 2249H/39H I²C bus specification is com- patible between IC version. However, some dedi- cated settings must be used for the different ver- ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS 8 INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 20. Ground and Supply Voltages CCD Pin 53 (SDIP56) GNDD Pin 54 (SDIP56) Figure 21. Main Audio Output AUDIOOUT Pin 55 (SDIP56 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 22. Scanning PLL Filter CC1 SLPF Pin 50 (SDIP56) GND1 59/86 V CC1 V CC1 V CC1 V REF ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 23. I²C Bus Data Input SDA Pin 52 (SDIP56 GNDD Figure 24. I²C Bus Clock Input V (5V) CCD 5 V SCL Pin 51 (SDIP56 GNDD V (5V) CCD 5 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 25. FM Demodulation Capacitor FMCAP Pin 56 (SDIP56) GND V (5V) CCIF GND IF GND IF Figure 26. IF Inputs SIFIN1 Pin 1 (SDIP56) PIFIN1 Pin 6 (SDIP56) GND 61/86 V (5V) CCIF IF ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 27. AGC SIF Capacitor AGCSIFCAP Pin 3 (SDIP56) GND Figure 28. Voltage Reference Filtering VREFIF Pin 4 (SDIP56) GND IF V (5V) CCIF GND IF GND (5V) CCIF GND IF GND ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 29. AGC PIF Capacitor AGCPIFCAP GND Pin 5 (SDIP56) IF GND IF Figure 30. SAW Filter Switch Output (TQFP64) SAWSWI 15 (TQFP64) 63/86 V (5V) CCIF GND IF GND IF GND IF V (5V) ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 31. AGC Tuner Output TUNERAGCOUT Pin 8 (SDIP56) Figure 32. IF PLL Filter IFPLL Pin 9 (SDIP56) GND V (5V) CCIF 12 V GND IF GND IF GND GND GND CCIF ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 33. AM/FM Mono or Stereo Sound Carrier Output V CC2 AM/FMOUT/SC Pin 11 (SDIP56) GND Figure 34. Internal CVBS Output INTCVBSOUT Pin 13 (SDIP56) GND IF 65/86 (8V) IF GND IF V (8V) CC2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 35. External Audio Input EXTAUDIN Pin 14 (SDIP56) Figure 36. PIF LC Inputs PIFLC1 Pin 15 (SDIP56) GND IF PIFLC2 Pin 16 (SDIP56) GND IF V (5V) CCIF GND IF GND IF GND GND ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 37. CVBS Video Inputs CVBSIN1 Pin 18 (SDIP56) CVBSIN2 Pin 20 (SDIP56) GND2 Figure 38. Black Stretch Capacitor BS Pin 21 (SDIP56) GND2 67/ CC1 GND1 GND1 CC2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 39. RGB & YCrCb External Video Inputs BEXT/CB Pin 25 (SDIP56) GEXT/Y Pin 26 (SDIP56) REXT/CR Pin 27 (SDIP56) Figure 40. External Fast Blanking Input FBEXT GND2 Pin 28 (SDIP56) GND2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 41. Y/CVBS External Input Y/CVBSIN3 Pin 22 (SDIP56) GND2 Figure 42. Chroma (SVHS) Input CHR Pin 23 (SDIP56) 69/ CC1 GND1 GND1 GND1 GND1 CC1 GND1 GND2 GND1 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 43. Automatic RGB Peak Regulation APR Pin 24 (SDIP56) Figure 44. RGB Outputs BOUT Pin 30 (SDIP56) GOUT Pin 31 (SDIP56) ROUT Pin 32 (SDIP56 CC2 GND2 GND2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 45. Cathode Current Measurement Input ICATH Pin 33 (SDIP56) GND2 71/ CC2 GND2 GND2 GND2 GND2 GND2 GND2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 46. OSD RGB Inputs BOSD Pin 34 (SDIP56) GOSD Pin 35 (SDIP56) ROSD Pin 36 (SDIP56) V CC2 GND2 GND2 GND2 (8 V) GND2 GND2 GND2 72/86 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 47. Half Contrast Input FBOSD/HC Pin 37 (SDIP56) Figure 48. 3.5X MHz Crystal or Bell Filter Tuning Capacitor CC1 XTAL3/BTUN Pin 38 (SDIP56) GND1 GND1 73/ CC2 GND2 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 49. 4.43/3.5X MHz Crystal CC1 XTAL1 Pin 40 (SDIP56) XTAL2 Pin 39 (SDIP56) GND1 Figure 50. Chroma PLL Filter CC1 CPLF Pin 41 (SDIP56) GND1 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 51. XTAL1 Control Pin, Vert. Amplitude DAC Output and Chroma Reference Signal Output Figure 52. NTBC or Main CVBS Video Switch Output 75/86 X1/VAMP¨/CHROUT Pin 42 (SDIP56) GND1 GND1 NTBC/CVBSOUT1 Pin 29 (SDIP56) V ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 53. Second CVBS Video Switch Output CVBSOUT2 Pin 44 (SDIP56) GND1 Figure 54. Beam Current Limiter Control Voltage and Safety Input GND1 BCL/SAF Pin 46 (SDIP56) GND1 CC1 GND1 GND1 GND1 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 55. Vertical Output Pulse Figure 56. Horizontal Output Pulse 77/86 VERT Pin 47 (SDIP56) GND1 CC1 GND1 HOUT Pin 48 (SDIP56) GND1 CC1 GND1 GND1 GND1 GND1 ...
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STV224XH/228XH/223XH - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 57. Line Flyback Input and Super-Sandcastle Output LFB/SSC Pin 49 (SDIP56) GND1 CC1 GND1 GND1 GND1 GND1 GND1 GND1 78/86 ...
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STV224XH/228XH/223XH - APPLICATION DIAGRAMS 9 APPLICATION DIAGRAMS Figure 58. STV2246H 79/86 ...
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Figure 59. STV2247H STV224XH/228XH/223XH - APPLICATION DIAGRAMS I CATH GND ROUT GOUT BOUT V CC 80/86 ...
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STV224XH/228XH/223XH - APPLICATION DIAGRAMS Figure 60. STV2248H 81/86 I CATH GND ROUT GOUT BOUT V CC ...
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Figure 61. STV2238H (TQFP64) STV224XH/228XH/223XH - APPLICATION DIAGRAMS SLPF SCL SDA V CCD GNDD AUDIOOUT FMCAP SIFIN1 SIFIN2 AGCSIFCAP V REFIF AGCPIFCAP PIFIN1 PIFIN2 SAW TUNERAGCOUT GOSD BOSD ICATH ROUT GOUT BOUT NC CVBSOUT1 teletext FBEXT output ...
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STV224XH/228XH/223XH - THERMAL CONSIDERATIONS FOR TQFP64 PACKAGE 10 THERMAL CONSIDERATIONS FOR TQFP64 PACKAGE Proper cooling of the STV223XH circuit (TQFP64 package) requires particular care. The value of given in the datasheet corresponds to the following condition: R thJA The circuit ...
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SUMMARY OF CHANGES Rev. 1.0 First Issue. 2.0 Added TQFP64, STV223XH version. 2.1 TQFP64 thermal and mechanical data added, other minor corrections. 2.2 Minor corrections, typos, alignment etc. STV224XH/228XH/223XH - SUMMARY OF CHANGES Main Changes Date 15 Apr 2003 ...
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STV224XH/228XH/223XH - GENERAL PACKAGE INFORMATION 12 GENERAL PACKAGE INFORMATION 12.1 PACKAGE MECHANICAL DATA Figure 62. 56-Pin Shrink Plastic Dual In Line Package, 600-mil Width Figure 63. 64-Pin Thin Quad Flat Package 85/86 PDIP56S 0.10mm .004 6.35 ...
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... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without the express written approval of STMicroelectronics ...