NTE7149 Integrated Circuit 2 I C Bus Control NTSC 1–Chip Color TV IC Description: The NTE7149 is an integrated circuit in a 56–Lead DIP type package designed for use as a PIF, SIF, video, chroma and deflection circuit for NTSC color TVs. This device also provides audio/video switching and a text interface. Features: PIF Circuit D PLL Type IF Demodulation (Bus Alignment) D RF AGC Output (Delay Point: Bus Alignment) D Adjustment Free AFT Without Tank Coil D Dual Time Constant Fast AGC Video Circuit D Black Stretcher D Uni–Color Circuit (Bus Control) D 3.58MHz Trap Filter Circuit (Bus ON/OFF) D DC Restoration Circuit D D.L. Aperture Compensate Circuit (Bus Control) D Y Delay Line Circuit D Internal Filter Auto–Adjust Circuit (FSC Link Type) Chroma Circuit D Color Control Circuit (Bus Control) D Tint Control Circuit (Bus Control) D B.P.F. / T.O.F. Circuit (Bus Select) D Included ACC/Killer Filter SIF Circuit D Inter Carrier SIF System D External Sound Select Switch (Bus Select) D Attenuator Circuit (Bus Control) Text Circuit D Linear RGB Input D Cut Off/Drive Adjustment (Bus Adjustment) D RGB Primary Color Output Deflection Circuit D Adjustment Free Countdown System D Vertical Amplitude Adjustment (Bus Adjustment) D Sync. Separation Output D Vertical Ramp Output D X–Ray Protect Circuit D Dual Time Constant AFC Circuit D Auto–Slicer Type High Performance Sync. Separation Circuit D Horizontal and Vertical Position Adjustment (Bus Adjustment) Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V Power Dissipation, PDmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.19W Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17.5mW/°C Input Terminal Voltage, Vin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND–0.3V to VCC+0.3V Input Signal Amplitude, ein . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4VP–P Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +65°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Recommended Operating Conditions: Parameter Symbol Test Conditions Min Typ Max Unit PIF Power Supply Voltage VCCP 8.5 9.0 9.5 V SIF Power Supply Voltage VCCS 8.5 9.0 9.5 V V/C/D Power Supply Voltage VCCV 8.5 9.0 9.5 V H. VCC Power Supply Voltage H. VCC 8.5 9.0 9.5 V D. VCC Power Supply Voltage D. VCC 2.7 3.3 3.8 V TV External Video Input Level Vin37/39 Including Sync. – 1.0 – VP–P Standard Video Input Level Vin43 Including Sync. – 1.0 – VP–P Standard Chroma Input Level Vin45 At Burst Signal – 286 – mVP–P FBP Width TFBP Vth = 1.4V, VCC = –1.4V 10 12 – µs FBP Input Flow In Current IFBPmax – – 2 mA PIF Output Load Resistor ROP 2.0 8.2 – kΩ SIF Output Load Resistor ROS 1.0 8.2 – kΩ RGB Output Load Resistor RORGB – 1.8 – kΩ Horizontal Output Load Resistor RHOUT 330 800 – Ω Vertical Output Load Resistor RVOUT 4.1 5.7 – kΩ Isyncmax – – 1 mA Sync.Separation Output Flow In Current maximum 10mA DC Electrical Characteristics: (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Sound Output (Pin2) V2 3.2 3.7 4.2 V RF AGC (Pin3) V3 – 0.0 0.5 V AGC Filter (Pin5) V5 7.0 7.5 8.0 V PIF GND (Pin6) GND – 0.0 – V PIF Input (Pin7) V7 1.5 2.0 2.5 V PIF Input (Pin8) V8 – 0.0 0.5 V PIF VCC (Pin9) VCC – 9.0 – V Loop Filter (Pin10) V10 – 4.5 – V APC Filter (Pin11) V11 6.0 6.5 7.0 V VCXO (Pin12) V12 5.3 5.8 6.3 V GND – 0.0 – V F–BLK (Pin14) V14 – 0.0 – V Analog R Input (Pin15) V15 4.4 4.9 5.4 V Analog G Input (Pin16) V16 4.4 4.9 5.4 V Analog B Input (Pin17) V17 4.4 4.9 5.4 V V/C/D GND (Pin13) DC Electrical Characteristics (Cont’d): (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit – 3.3 – V D. VCC (Pin18) VCC R Output (Pin19) V19 BRT, C.O Cent 2.4 2.7 2.9 V G Output (Pin20) V20 BRT, C.O Cent 2.4 2.7 2.9 V B Output (Pin21) V21 BRT, C.O Cent 2.4 2.7 2.9 V V SEPA (Pin25) V25 5.8 6.3 6.8 V H. VCC (Pin26) V26 – 9.0 – V SCL (Pin27) V27 4.5 5.0 5.5 V SDA (Pin28) V28 4.5 5.0 5.5 V X–RAY (Pin29) V29 – 0.0 – V H. AFC (Pin33) V33 7.0 7.5 8.0 V 32fH VCO (Pin34) V34 5.5 6.0 6.5 V GND – 0.0 – V 2.9 3.4 3.9 V 2.9 3.0 3.9 V 2.9 3.4 3.9 V D. GND (Pin35) ABL (Pin36) V36 BRT, COL Cent TV Input (Pin37) V37 ACL (Pin38) V38 EXT. Video Input (Pin39) V39 1.1 1.6 2.1 V Black DET (Pin40) V40 6.1 6.6 7.1 V AV/SW Output (Pin41) V41 1.8 2.3 2.8 V DC Rest (Pin42) V42 5.5 6.0 6.5 V Y Input (Pin43) V43 4.0 4.5 5.0 V AFT (Pin44) V44 2.0 2.5 3.0 V Chroma Input (PIn45) V45 1.6 1.85 2.1 V V / C / D VCC (Pin46) V46 – 9.0 – V TV DET. Output (Pin47) V47 4.7 5.2 5.7 V SIF VCC (Pin48) VCC – 9.0 – V SIF GND (Pin51) GND – 0.0 – V Limiter Input (Pin52) V52 – 0.0 0.5 V Audio TV Input (Pin53) V53 2.5 3.0 3.5 V De–Emphasis (Pin54) V54 4.0 4.5 5.0 V EXT. Audio Input (Pin55) V55 2.5 3.0 3.5 V IF Power Supply Current Icci 32.8 46.0 52.0 mA V / C / D Power Supply Current Iccv 52.7 71.0 76.8 mA H. VCC Power Supply Current Icch 10.7 14.0 18.4 mA D. VCC Power Supply Current Iccd 5.2 10.0 11.6 mA BRT, COL Cent Pin4 GND Current Consumption AC Electrical Characteristics: (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit VO1 1.7 2.0 2.3 VP–P VO2 2.0 2.5 3.0 VP–P VINmin – 42 – dBµV VINmax 100 107 – dBµV VSYNC 2.6 2.9 3.2 V Output Level for No Input VIF 4.8 5.2 5.6 V Differential Gain DG – 2 5 % Differential Phase DP – 2 5 DEG fc 5 7 – MHz Carrier Wave Compression Ratio CR 50 55 – dB 2nd HR 50 55 – dB PIF Input Resistance RiPIF – 1.5 – kΩ PIF Input Capacitance CiPIF – 3.8 – pF Signal to Noise Ratio S/N 52 55 – dB 920kHz Beat I9200 42 45 – dB IF AGC Range RWAGC 61 65 69 dB IF AGC Voltage V5MEAN 4.2 4.5 4.8 V V5max 7.4 7.6 – V V5min – 3.8 – V V3max 7.7 8.2 – V V3min – 0.0 0.5 V DGRFAGC 35 40 – dB AFT Center Voltage V4CENT 2.2 2.5 2.8 V AFT Voltage V4max 4.4 4.8 – V V4min – 0.2 0.5 V mAFT – 40 – kHz/V RAFTOUT 40 50 60 kΩ bIFVCO 2.0 2.5 – MHz/V fph 1.0 1.5 – MHz fpl 1.0 1.5 – MHz ∆fPIFVCO – 4.4 – MHz VAAC 400 500 600 mVrms VADC – 4.5 – V VAUDIO – 0.3 1.0 % AMR AMR 50 60 – dB Limiting Sensitivity VLIM – 35 – dBµV fAUDIOH – 130 – kHz fAUDIOL – –130 – kHz RSOUT 24 30 36 kΩ PIF Video Detected Output Level Input Sensitivity Sync Tip Level PIF Output Frequency Characteristics Harmonics Compression Ratio RF AGC Voltage RF AGC Control Range AFT Sensitivity AFT Output Resistance PIF VCO Control Sensitivity PIF VCO Pull–In Range PIF VCO Control Range SIF Sound Output Level Sound Distortion Sound Output Frequency Characteristics Sound Output Resistance AC Electrical Characteristics (Cont’d): (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit GATTMAXE –2.0 0.0 +2.0 dB GATTMAXT 4.0 6.0 8.0 dB GATTMEAN –16 –12 –9 dB GATTMIN –99 –85 – dB V2VAR – – 50 mV V2DC 3.2 3.7 4.2 V Ri53 – 30 – kΩ Ri55 – 47 – kΩ Input Impedance Ri41 100 – – kΩ Input Dynamic Range Vdi41 1.0 1.2 1.5 V Video Total Gain GY 4.5 5.0 – Video Frequyency Characteristic fY 6.0 7.0 – MHz Vdo1 7.5 8.0 – V Black Expansion Amp Gain GBAMP 1.18 1.43 1.68 Black Expansion Start Point GBSTP 40 50 60 IRE TDC 100 103 105 % GSHcent 1 4 7 dB GSHmax 9 12 15 dB GSHmin – –18 –15 dB Sharpness Delay Time tSHDLY – 125 – ns Contrast Control Characteristics GCNcent 4.5 6.0 7.5 dB GCNmin 22.5 24.0 28.5 dB H. V–BLK Output Voltage VBLK – 0.7 1.0 V V–BLK Width TVBLK fsc Trap Gain GTRAP – –28 –20 dB OSD Switching Voltage VthOSD 0.7 1.0 1.3 V OSD Delay Time tOSDDLY – 15 30 ns tOSDD – 5 10 ns OSD Rising Time tR – 15 30 ns OSD Falling Time tF – 15 30 ns Input Clamp Voltage VOSDC 4.4 4.9 5.4 V OSD Gain GOSD 1.8 2.0 2.2 Input Dynamic Range VdiOSD 2.0 2.2 2.4 V VBRTmax 3.6 4.0 4.3 V VBRTcen 2.4 2.7 3.0 V VBRTmin 1.0 1.4 1.7 V ∆VRGB –50 0 +50 mV ATT ATT Gain DC Voltage Drift Input Impedance Video Maximum Output DC Restoration Sharpness Control Characteristics 3.5 to 24.0 H OSD OSD Delay Time Difference Cutoff Drive Brightness Control Characteristics Brightness Control Difference Between 3 Axes AC Electrical Characteristics (Cont’d): (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Vcutmax 0.5 0.65 0.8 V Vcutcen – 0.0 – V Vcutmin –0.8 –0.65 –0.5 V Gdrvmax 3.75 4.25 4.75 dB Gdrvmin –4.0 –3.5 –3.0 dB Input Dynamic Range Vdi45 0.95 1.5 1.7 V ACC Characteristics ea –23 –20 –17 dB eb 3 6 9 dB A 0.9 1.0 1.1 EK –48 –46 –43 dB VCXO Frequency Control Range DfVCXO ±500 ±600 – Hz VCXO Frequency Control Sensitivity bVCXO – 1.0 – Hz/mV fVCXOPL ±300 ±450 – Hz Demodulate Relative Gain R/B 0.78 0.83 0.88 G/B 0.31 0.35 0.39 Demodulate Relative Phase R–B 84 91 98 DEG G–B 233 240 247 DEG ECR – 20 40 mVP–P ECB – 20 40 mVP–P ECG – 20 40 mVP–P VCLRmax 3.9 4.1 4.3 VP–P GCLRcen 4.5 6.0 7.5 dB GCLRmin 38 40 – dB GUNIcen 4.5 6.0 7.5 dB GUNImin 22 24 26 dB qTNTcen –7 0 +7 DEG ∆qTNT ±35 ±45 ±55 DEG tV–C –30 0 +30 ns Horizontal Free Running Frequency fH –100 0 +100 Hz H. Out Pulse Duty TH 38 41 44 % H. Out Voltage VHL – 0.2 0.3 V VHH 2.5 3.0 3.5 V VOSCmin 3.0 3.5 4.0 V VHST 3.7 4.0 – V H. Frequency Control Range DfH ±500 ±650 – Hz H. Frequency Control Sensitivity bH – 500 – Hz/V H. Sync Pull–In Range DfHPUL ±450 ±500 – Hz H. Pull–In Stop Period THSTP Cutoff Drive (Cont’d) Cutoff Control Characteristics Drive Control Characteristics Chroma Killer Point VCXO Pull–In Range Carrier Wave Remain Color Control Characteristics Uni–Color Control Characteristics Tint Control Characteristics Video Chroma Delay Time Deflection VCO OSC Start Voltage H. Out Start Voltage 259 to 272 H AC Electrical Characteristics (Cont’d): (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Deflection (Cont’d) AFC–2 Control Range TAFC2 16 17 – µs Horizontal Position Adjustment TPAFC2 – ±3 – µs X–Ray Protection Detection Voltage VXDET 3.35 3.5 3.65 V X–Ray Protection Hold Voltage VXHLD 3.9 4.2 4.5 V X–Ray Protection Hold Current VXLD 80 100 120 µA fV – 295 – H TVST – 224 – H TVEND – 295 – H V. Out Pulse Width TV – 8 – H V. Ramp Amplitude Control VVL 2.2 2.4 – V VVH – 1.6 1.8 V H. Sync Separation Level Rsepa 30 35 40 % Forced V. OSC (262.5H) fV60 – 60 – Hz Vertical Free Running Frequency V. Sync Pull–In Range Pin Connection Diagram N.C. Sound Output RF AGC SIF Tank AGC Filter PIF GND PIF Input PIF Input PIF VCC Loop Filter APC Filter VCXO GND F–BLK Analog R Input Analog G Input Analog B Input D. VCC R Output G Output B Output V. Output NFB V. Ramp V Sepa Filter H. VCC SCL SDA 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 26 27 28 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 N.C. Ext. Audio De–Emphasis Audio TV Input Limiter Input SIF GND PIF Tank PIF Tank SIF VCC TV Det. Output VCC Chroma Input AFT Y Input DC Restoration AV/SW Output Black Det Ext. Video ACL TV Input ABL D. GND 32fH VCO H. AFC H. Output Sync Output FBP Input X–Ray 56 29 1 28 2.000 (50.9) Max .551 (14.0) .165 (4.2) .070 (1.78) .118 (3.0) .600 (15.24)