NTE1712 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Record Video Signal Processor for VCR

NTE1712
Integrated Circuit
Record Video Signal Processor for VCR
Description:
The NTE1712 is an integrated circuit in a 22–Lead DIP type package designed for use in VCR recording
video signal processing.
Features:
D Video AGC Circuit
D Pre–Emphasis Circuit
D Dynamic–Emphasis Circuit
D White/Dark Chip
D FM Modulator
D Supply Voltage: 5V
Absolute Maximum Ratings:
Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180mW
Operating Temperature Range, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Electrical Characteristics: (V_CC = 5V, T_A = +25°C ±2°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Circuit Current
AGC Output Amplitude
Sensitivity of AGC Control
I₇
u_O22
Du_O22
V₂₁ = V_CC
Video Input 0.5V_p–p
Video Input 0.25 to 1.0V_p–p
7 – 22 mA
0.5 – 0.95 V_P–P
– – 2 dB
Video Amplifier Gain
G_V20–18
9 – 14 dB
FB Amplifier Gain
G_V’_20–18
16 – 24 dB
PB Amplifier Gain
EE/VV Switching Sensitivity
Oscillating Frequency for FM Modulator
Warp of FM Modulator Oscillating Output
Warp of FM Modulator Oscillating Output
Second High Frequency
G_V1–22
S₂₁
f_O11
D₂f₁₁
u_O11
C_O = 39pF, R_O = 13kΩ
C_O = 39pF, R_O = 13kΩ
C_O = 39pF, R_O = 13kΩ
8 – 15 dB
2.5 – –
V
2.9 – 3.9 MHz
– – –35 dB
0.6 – 1.2 V_P–P
Sensitivity of FM Modulator Frequency
Control
b₁₁ C_O = 39pF, R_O = 8.2 to 15kΩ 12 – 19 kHz/µA
Note 1. Operating Supply Voltage Range: V_CC(opr) = 4.5V to 5.5V