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NTE1779 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit TV VIF Amp, Phase Lock Loop (PLL) | |||
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NTE1779
Integrated Circuit
TV VIF Amp, Phase Lock Loop (PLL)
Description:
The NTE1779 is an integrated circuit in a 22âLead DIP type package designed for color TV video IF
signal processing circuits.
Features:
D High Density OneâChip Integration of Video IF Amplifier, PLL Detector, Video PreâAmplifier,
AGC and AFC Circuits
D PLL True Synchronous Detector Incorporates VCO
D Wide PullâIn Range by TimeâConstant AutoâChanger of PLL LoopâFilter
D Selective Transformerless AFC Circuit
Absolute Maximum Ratings:
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14.4V
Circuit Voltage
V1â8,16/V9â8,16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
V2â8,16/V9â8,16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
V3â8,16/V9â8,16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
V11â8,16/V9â8,16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
V19â8,16/V9â8,16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V
Circuit Voltage
I10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â10/0.5mA
I12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â10/1mA
I17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â2/5mA
Power Dissipation (TA = +70°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1100mW
Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â20° to +70°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â55° to +150°C
Electrical Characteristics: (VCC = 12V, TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max
IF Amplifier Detector
Video Detector Output
Input Sensitivity
Maximum Allowable Input
Differential Gain
Differential Phase
Output Voltage (SIF)
VO
S(IN)
VI9max)
DG
DP
VO
f = 58.75MHz, Vi = 80dBµ, m = 87.5%
f = 58.75MHz, Vi = 80dBµ, m = 110%
VO = â3dB
f = 58.75MHz, Vi = 80dBµ, m = 87.5%
f = 58.75MHz, Vi = 80dBµ, m = 110%
f = 58.75MHz, Vi = 80dBµ, m = 87.5%
f = 58.75MHz, Vi = 80dBµ, m = 110%
P/S = 20dB
1.8 2.05 2.3
2.1 2.6 3.1
51 55 60
101 104 â
â26
â 5 13
â25
â 5 12
98 101 104
Unit
VPâP
VPâP
dBµ
dBµ
%
%
deg
deg
dBµ
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