ILA8362W SINGLE-CHIP TV PROCESSOR IC FOR VISION AND SOUND IF PROCESSING, VIDEO AND SYNCHRONIZATION FOR B/W TV IC DESCRIPTION ILA8362W is intended for b/w TV receiver and contain functional units for video and sound IF signals, line and frame synchronization , output Y-signal. IC FEATURES • • • • • • • • • • • circuit for processing Vision IF (positive and negative modulation). FM sound demodulator (4.5-6.5 МHz). Addition inputs for A/V (external and internal video inputs, internal and external audio inputs). Embedded delay line for brightness signal. control IC for output Y-signal and external Y-input and possibility of a direct information display on screen (OSD mode). Line synchronisation with two control circuits and a generator (adjustment is not needed). IC for frame divider and preamplifier of frame scanning. Low power consumption (500 mW). Minimum quantity of external parts. Only one adjustment is required (IF demodulator). Block diagram of TV signal processor ILA 8362 W 50 5 51 SOUND PREAMPL. VOLUME COMTROL 6 1 40 41 SYNC SEPARATOR PHASE 1 DET. SOUND SWITCH 10 LINE GENERATOR 11 39 1 38 PHASE 2 DET. HORIZ. SHIFT 36 lINE SCANNING OUTPUT 37 43 49 47 48 AGC AGC TUNER SOUND LIMITER DEMODULATOR FRAME SYNCH SEPARATOR FRAME DIVIDER CIRCUIT fRAME SCANNING OUTPUT 14 12 45 46 42 44 IFAMPLIF. DEMODULATOR FILTOR TUNING CIRCUIT PAFTC CIRCUIT VIDEO AMPLIFIER СХЕМА РЕГУЛИРОВ-КИ ЧЁТКОСТИ Y-ВХОДЫ СХЕМА КОММУТАЦИИ 32 21 2 3 9 ВЫХОДНОЙ Y КАСКАД 18 QWARZ GENERATOR 17 4 VIDEO IDENTIF. CIRCUIT 8 52 VIDEO SIGNAL SWITCHING CIRCUIT 15 13 LIMITER OF WHITE CONTRAST ADGUSTMENT INPUT SWITCH 7 33 35 16 ILA8362W incorporate advantages of bipolar and MOS technologies, fulfill almost all low signal functions of w/b TV receiver. To assemble b/w TV-set it’s necessary to add tuner, output stages for video, audio, frame and line scannig. 1 ILA8362W IC is implemented in plastic 52-pin DIP with pitch 1.778 мм . Package marking 2151Ю.52-А. 52 Audio deemphasis/Pos. modulation/Audio out 1 Bandgap decoupling Sound decoupling 2 51 Refernce coil 3 50 Identification 4 49 Tuner take-over adj. 5 48 AGC decoupling External audio input 6 47 Tuner AGC output Video output (dem) 7 46 IF input Digit. decoupling 8 45 IF input 9 44 Sound IF input + Volume AFC output Supply 10 Ground 11 Filter decoupling 12 Internal CVBS input 13 Peaking control input 14 External CVBS/SVHS-Y input 15 16 ILA8362W Refernce coil Sound output Vertrical drive 43 Vertical ramp generator 42 Vertical feedback 41 Ground 40 Ô1 control loop 39 38 Ô2 control loop/Xray prot. Flyback in/Sandcastl out 37 Horizontal drive 17 36 Start supply (horizontal) Y output 18 35 X-tal (4.43 MHz) NC 19 34 NC 20 33 21 32 NC 22 31 NC NC 23 30 NC NC 24 29 NC NC 25 28 NC NC 26 27 NC A/V switch input Brighthess control Fast blanking + Insertion 2 NC Contrast control External Y input ILA8362W PIN DESCRIPTION TABLE Pin description table for single-chip TV processor IC for vision and sound IF processing, video and synchronization for b/w TV pin No Symbol Description 1 2 3 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 AUDEEM IFDEM1 IFDEM2 IDENT SOIF EXTAU IFVO DECdig AFCOUT Vcc OV1 DECft CVBSint PEAK CVBSext VCH BRI YO unused unused YINCH unused unused unused unused unused unused unused unused unused unused YIN CON unused XTAL HOSC HOUT FBI/SCO PH2LF PH1LF OV2 VFB VRAMP VOUT IFIN1 IFIN2 AGCOUT DECagc TUNEadj AUOUT DECdem DECbg Sound distortion correction connection of IF demodulator filter connection of IF demodulator filter Videoidentification output IF sound and volume control input external sound input Video output Digital supply decoupling AFC output Supply Ground 1 Filter decoupling Internal video imput Sharpness control input External video input Video switch input Brightness control input Y output Y input switch input External Y input Contrast control input Quartz connection (4.43 МHz) Line scanning generator starting line scanning output Reverse motion signal input, three level pulse output Ф2 detector loop filter Ф1 detector loop filter Ground 2 frame scanning loop input frame scanning generator input frame scanning output IF input 1 IF input 2 External AGC output AGC capacity connection external AGC threshold adjustment input Sound output Sound demodulator capacity connection Analog decoupling supply 3 ILA8362W MAIN ELECTRIC PARAMETERS FOR ILA8362W N 1 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 1 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. Parameter Symbol 2 Supply current, мА Scanning starting threshold, V Video IF amplifier input sensitivity , RMS value, µV Gain control range АGC, dB AGC efficiency (while input signal changing is 50dB), dB White level on videoamplifier output for negative modulation signal, V Synchrosignal upper level on videoamplifier output , V Videoamplifier output resistance, Оhm Signal altitude on videoamplifier output for negative modulation signals, V Videosignal non-linearity on videoamplifier output, % Max white level on on output of V-ampl.,V Signal/noise ratio on V-ampl. output while input signal altitude is 10mV, dB Saturation voltage on external AGC, mV Input signal variation causing whole change of AGC voltage, dB Control voltages range, V Voltage swing on AFC output , V Characteristic’s slope, КHz Output voltage on identification output when there is no signal , V with signal, V Voltage on identification output while feeding input IF with altitude 100µV, V Input sensitivity, RMS value, mV Rejection of amplitude-modulated signal , dB 3 Ip Uth Ui(rms) Gcr θ Uw7 Us7 R07 U0p-p NLvid Uth S/N UMAX δU47 Ucr U fsl Uo Output resistance, kОhm Output signal altitude variation in PAFTC capture range of sound demodulator, dB Constant component of output voltage , V 2 Output voltage altitude, RMS value, mV, (pin 1) Output signal altitude at level 6dB, RMS value, mV, (pit 50) Constant component of output voltage, V Non-linear distortion ratio, % Ratio signal/noise for internal signal source, dB Adjustment range, dB Output signal rejection within silence mode, dB Output signal’s constant component bias while transition into silence mode, mV External signal gain, dBБ External and internal signals inter-penetration under max gain, dB rejection of input videosignal not being selected, dB Black level differentiation between internal and external signals, mV Input currents , µА Input current, mА Internal Y-signal rejection, dB External Y-signal rejection, dB Y-signal rejection in mode of OSD signal connection directly to Y output , dB Input current in synchronization absence , mA Generator free oscillations frequency , Hz Max frequency deviation while starting line scanning, % PAFTC holding band , КHz PAFTC capture band, КHz Low level of output voltage, V Max output current, mА 4 Target Max 5 100 6.8 100 ___ 6 5.1 2.5 50 2.8 9 5.6 ___ 300 0.5 4 0.5 4.5 5.8 ___ 120 200 Min 4 ___ 5.8 ___ 64 ___ 3.4 1.5 ___ 1.6 ___ 4,0 52 0.5 Uid ___ 7,0 7.0 AMR 46 R01 Ео 12 18 3 U1 3 Uorms Uorms U50 THD S/N VOLcr OSS δU50 2.5 4 250 400 2.5 ___ 60 80 80 ___ 3.5 5 400 800 3.7 0.6 ___ ___ ___ 100 δGv α ISS Udiff Ii I21 SSint SSext SSbt 7 60 50 ___ ___ 46 46 46 13 ___ ___ 100 0.13 0.2 ___ ___ I14 ffr δfmax fHR fCR Uol Imax 0.5 15156 ___ ___ ___ ___ 10 2 ___ 1.3 16094 +75 ±1.2 ±0.6 0.3 ILA8362W N 1 50. 51. 52 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64. 65. 66. 67. 68. Parameter Symbol 2 Constant voltage on line scanning output under operation of protection against X-ray, V Fulfillment ratio , % Input voltage while reverse moving, V Output voltage of strobe , V suppression level, V Width of strobe pulse, µs field, line suppression, Ramp voltage altitude (swing), V Max output voltage, V Min output voltage, V Constant voltage on frame scanning output while pin 42 protection is operating for lower threshold, V upper threshold, V Internal bias current of output emitter follower , mА Input current, µА Control range of contrast scale, dB Brightness control range, V Output signal altitude at nominal contrast range, swing,V Suppression level on Y-output, V Black level on Y-output, V Max pick level of white, V Internal bias current of output emitter follower, mА Max current source , mА 3 Uop n Uicl Uo Min 4 6.5 Target Max 5 43 2.2 57 3.8 4.3 1.3 6.3 2.2 3.2 14 1.3 4.0 ___ 4.1 14 1.7 ___ 0.3 4.0 0.3 0.1 17 ±0.6 2.7 0.6 1.0 3.8 1.8 5 15 29 ±1.4 4.5 0.9 1.6 6.5 tW Usaw Uomax Uomin Uop Ib I42 CRc СRb Uo Uobl Uobk Umax Ib Is LIMITING OPERATION CONDITIONS Values of limiting electrical operation conditions are given in temperature range from -60°С to +85°С . Parameter name , measurement unit Symbol Supply voltage, V Range of control voltage on pins 05,17,25,26,27, V Up Ui 5 Limiting conditions Min Max 7.2 8.8 0 5.0 ILA8362W RECOMMENDED FUNCTIONAL SCHEME OF TV LFA IL7056B sound VIFA input Line scanning unit LF(video/sound) ILA8362W Y SCART LF video sound VIFA, SIFA, video synchroprocessor Y Y processor picture tube Sound filter Video filter Video amplifier Feed back Frame scanning ILA3654Q Remote control console NA3010 Control Photomodule TMFS5360 Nonvolatile memory INF8582N N Microcontroller (INA84C641ANS-268) I2C-bus 6 Power supply ЭКР1087ЕУ1 КР142ЕН5А КР142ЕН12А