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Details, datasheet, quote on part number:NTE1747
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Datasheet text preview:
NTE1747 Integrated Circuit TV Video Processing Circuit
Description: The NTE1747 is an integrated circuit in a 28Lead DIP type package designed for color TV video and chrominance signal processing circuit. Features: D Including Video and Chrominance Signal Processing Circuit on a Single Chip, for Compact Set Design D Including Circuit For Compensating Skin Color Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14.4V Circuit Voltage, V2,3,10,1112,19,20,289 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V to +14.4V Circuit Current, I25,26,27,28,29 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40mA to 0mA Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1200mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55° to +150°C Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter Total Circuit Current Demodulation Color Difference Output Voltage Demodulation Color Difference Output Voltage ACC Characteristics Oscillation Frequency fosc Change with Supply Voltage fosc Change with Ambient Temperature Control Sensitivity Symbol Itot eo(max) eo(typ) ACC fosc VCC = 12V Rainbow 150mVPP, Contrast Max., Color Max. Rainbow 150mVPP, Contrast Max., Color Typ. Rainbow 15mVPP, ACCeo Typ Difference between Pin8 input invalid signal & standard sample TA = 20° to +70°C, for TA = +25°C Change to Pin18 Df when V1 (8.6V) and V2 (8.2V) are applied to Pin15. Test Conditions Min 40 4.6 1.35 0.65 0 1.9 Typ 54 5.3 1.75 0.88 1.5 2.5 Max 67 6.0 2.15 1.05 ±150 120 2.5 3.2 Unit mA Vpp Vpp times Hz Hz Hz/deg. Hz.mV
Dfosc/VCC VCC = 12V ±20%, for VCC = 12V Dfosc/TA b
Electrical Characteristics (Cont'd): (TA = +25°C unless otherwise specified)
Parameter Phase Detector Phase Hold Characteristics APC Pullin Range Demodulation Output Ratio Demodulation Output Ratio Demodulation Angle Demodulation Angle Color Killer Level Video Voltage Amplification Symbol µ Df fAPC R/B G/B Differential Gain
DG
5
%
Demodulation DC Output Voltage DC Voltage Difference Between Demodulation Outputs DEO Change with Supply Voltage DEO Change with Ambient Temperature AIC Switching Level Chroma Voltage Gain AIC Voltage Gain AIC Sensitivity Phase Compensation Center Phase Compensation Range Phase Compensation Range Phase Compensations Quantity Phase Compensations Quantity Max. Phase Compensation Quantity
EO(DC) DEXY
7.20 160 1.6 14.5 0.7 115 100
7.60 0 0 260 2.2 19.0 1.15 123 112 120 21.5 22.5 59 63
8.05 300 ±60 ±60 340 2.7 23.5 1.5 134 124 132 26 28 67 71
V mV mV mV mVpp Vpp dB Vpp deg. deg. deg. deg. deg. deg. deg.
DEXY/VC VCC = 12V ± 20%, for VCC = 12V
C
DEXY/TA TA = 20 +70°C. for TA = +25°C VSW GVchroma GvAIC SAIC Q0 Qc1 Qc2 QQ1 QQ2 QQmax1 QQmax2 Chroma/Burst 150mVPP Color Compensation ON f = 3.58MHz, Pin21 level when Pin 0 = 10V Chroma/Burst 350/150mVPP, Phase 123 Chroma/Burst 200/150mVPP, Phase 123' color killer OFF Chroma/Burst 300/100mVPP, Phase 0 tint center
108 17 18 51 55
Pin Connection Diagram
Pedestal Clamp Filter Brightness Control Contrast Control Blank Level Filter Video Signal Input (1) Video Signal Input (2) Chrominance Signal Bypass Chrominance Signal Input GND Color Control Tint Control Burst Gate Pulse Input VCC ACC Filter
1 2 3 4 5 6 7 8 9 10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
Picture Control B Y Demod Output G Y Demod Output R Y Demod Output VCO Filter Video Signal Output VCO Filter AIC Input Blanking Pulse Input AIC Color Compensation Switch VCO Input VCO Output Color Killer Filter APC Filter
14
1
15
28
1.469 (37.32) Max
.540 (13.7) .250 (6.35)
.100 (2.54) 1.300 (33.02)
.122 (3.1) Min
.600 (15.24)
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