STV2246H STMicroelectronics, STV2246H Datasheet
STV2246H
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STV2246H 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 ...
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GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Peak Limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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ACC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Chroma Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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... Deflection processing functions. Used with a vertical frame booster (TDA8174A for a 90° chassis, STV9306 for a 110° chassis), they allow multistandard (BGDKIMNLL’, PAL/SECAM/NTSC) sets to be de- signed with very few external components and no manual adjustments. Package PAL/NTSC Intercarrier SHRINK56 STV2246H/86H TQFP64 STV2236H Function PAL/SECAM/NTSC PAL/NTSC QSS/Intercarrier ...
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STV224X, STV228X, STV223X - GENERAL DESCRIPTION PIN STV224XH/228XH STV223XH SDIP56 TQFP64 ...
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... 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 not used, they must not be connected. Register 0Ah must be set (d7 and d6 = 01). (RGB external inputs disabled.) Note 3: FBEXT to be connected to ground when not used. ...
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STV224X, STV228X, STV223X - 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 ...
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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 STV224X, STV228X, STV223X - GENERAL DESCRIPTION LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT EXTAUDIOIN AUDIOOUT V REF SCL SDA 10/86 ...
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STV224X, STV228X, STV223X - 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 ...
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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 STV224X, STV228X, STV223X - GENERAL DESCRIPTION Sound Subcarrier FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN AM/FMOUT/SC ...
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STV224X, STV228X, STV223X - 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 ...
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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 STV224X, STV228X, STV223X - GENERAL DESCRIPTION FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT EXTAUDIOIN AUDIOOUT V ...
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STV224X, STV228X, STV223X - 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 ...
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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 STV224X, STV228X, STV223X - GENERAL DESCRIPTION Sound Subcarriers FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3 FMOUT/SC ...
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STV224X, STV228X, STV223X - 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 ...
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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 STV224X, STV228X, STV223X - GENERAL DESCRIPTION Sound Subcarriers FM Mono LFB/SSC SLPF X1/VAMP/CHROUT CLPF XTAL1 XTAL2 XTAL3/BTUN FMOUT/SC ...
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STV224X, STV228X, STV223X - 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 ...
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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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STV224X, STV228X, STV223X - 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 ...
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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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STV224X, STV228X, STV223X - 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 ...
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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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STV224X, STV228X, STV223X - FUNCTIONAL DESCRIPTION Shunt capacitance: C < 7 pF, P < 70 Ω. Serial resistance – 3.575611 MHz XTAL specification (PAL M). Mode of operation: serial resonance (without load capacity), Motional capacitance 12fF ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 4 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 kΩ serial resistance (Human Body ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 Pc = ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 4.4.12 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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. ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS 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 ...
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STV224X, STV228X, STV223X - 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 ...
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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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STV224X, STV228X, STV223X - 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- ...
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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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STV224X, STV228X, STV223X - 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 ...
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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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STV224X, STV228X, STV223X - I²C BUS SELECTION Reg. Description Bits Addr (Hex PIF VCO Compen sation Sound Standard X Selection X X AGC SIF time 1 ...
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Reg. Description Bits Addr (Hex Red Drive Adjust 6 X (White Point RGBext/YCrCb Selection 0B Green drive adjust ment X (white point ...
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STV224X, STV228X, STV223X - I²C BUS SELECTION Reg. Description Bits Addr (Hex Peaking Control Coring on sharp ness X Chroma Trap and 1 X Luma Delay ...
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Reg. Addr. Description Bits (Hex) 2 Crystal Selection 2 Standard Selection 13 2 Crystal Inhibition Not to be used 2 14 Hue Control 6 (in NTSC only) 1 Flesh Enable Wide Flesh Charac- 1 Teristic Selection 15 2 Main Video ...
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STV224X, STV228X, STV223X - I²C BUS SELECTION Reg. Addr. Description Bits (Hex) 17 Vertical Amplitude 6 50/60Hz Selection Vertical Position 2 PLL1 Time Constant Horizontal 1 Synchronization Vertical 1 Synchronization 19 Vertical Output Low 1 Level Control ...
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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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STV224X, STV228X, STV223X - 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 ...
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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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... STV224X, STV228X, STV223X - 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- 2248H/38H 2249H/39H 2247H/37H 2246H/36H ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS 8 INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 20. Ground and Supply Voltages CCD Pin 53 (SDIP56) Pin 12 (SDIP56) GNDD Pin 54 (SDIP56) Pin 10 (SDIP56) Figure 21. Main Audio Output AUDIOOUT ...
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STV224X, STV228X, STV223X - 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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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 23. I²C Bus Data Input 5 V SDA Pin 52 (SDIP56) 10 kΩ GNDD Figure 24. I²C Bus Clock Input V (5V) CCD 5 V SCL Pin 51 (SDIP56) 10 kΩ GNDD ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 25. FM Demodulation Capacitor FMCAP Pin 56 (SDIP56) GND IF V (5V) CCIF GND IF GND IF Figure 26. IF Inputs SIFIN1 Pin 1 (SDIP56) PIFIN1 Pin 6 (SDIP56) GND 61/86 V ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - 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 GND IF GND IF GND ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 31. AGC Tuner Output TUNERAGCOUT Pin 8 (SDIP56) Figure 32. IF PLL Filter IFPLL Pin 9 (SDIP56) GND IF V (5V) CCIF 12 V GND IF GND IF GND GND GND IF ...
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STV224X, STV228X, STV223X - 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 GND Pin 13 (SDIP56) GND IF 65/86 (8V) IF GND IF ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - 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 V (8 ...
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STV224X, STV228X, STV223X - 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 V ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 41. Y/CVBS External Input Y/CVBSIN3 Pin 22 (SDIP56) GND2 GND1 Figure 42. Chroma (SVHS) Input CHR Pin 23 (SDIP56) 69/ CC1 GND1 GND1 GND1 CC1 GND1 ...
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STV224X, STV228X, STV223X - 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 V ...
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STV224X, STV228X, STV223X - 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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STV224X, STV228X, STV223X - 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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STV224X, STV228X, STV223X - 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/ ...
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STV224X, STV228X, STV223X - 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 V ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 51. XTAL1 Control Pin, Vert. Amplitude DAC Output and Chroma Reference Signal Output X1/VAMP¨/CHROUT Pin 42 (SDIP56) Figure 52. NTBC or Main CVBS Video Switch Output 75/ CC1 GND1 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - INPUT/OUTPUT SCHEMATIC DIAGRAMS Figure 57. Line Flyback Input and Super-Sandcastle Output LFB/SSC Pin 49 (SDIP56) GND1 GND1 CC1 GND1 GND1 GND1 GND1 GND1 78/86 ...
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... STV224X, STV228X, STV223X - APPLICATION DIAGRAMS 9 APPLICATION DIAGRAMS Figure 58. STV2246H 79/86 ...
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Figure 59. STV2247H STV224X, STV228X, STV223X - APPLICATION DIAGRAMS I CATH GND ROUT GOUT BOUT V CC 80/86 ...
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STV224X, STV228X, STV223X - APPLICATION DIAGRAMS Figure 60. STV2248H 81/86 I CATH GND ROUT GOUT BOUT V CC ...
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Figure 61. STV2238H (TQFP64) STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - 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 ...
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STV224X, STV228X, STV223X - GENERAL PACKAGE INFORMATION 11 GENERAL PACKAGE INFORMATION 11.1 PACKAGE MECHANICAL DATA Figure 62. 56-Pin Shrink Plastic Dual In Line Package, 600-mil Width Figure 63. 64-Pin Thin Quad Flat Package PDIP56S 0.10mm .004 ...
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STV224X, STV228X, STV223X - REVISION HISTORY 12 REVISION HISTORY Table 2. Document Revision History Date Revision 15-Apr-2003 05-Feb-2004 21-Apr-2004 08-Sep-2009 85/86 1 Initial release. 2 Added TQFP64, STV223XH version. TQFP64 thermal and mechanical data added. 3 Minor corrections, typos, alignment ...
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