NTE NTE1703 Datasheet

NTE1703

Integrated Circuit

Color APC (BM/Record/Playback Switching Circuit)

Description:

The NTE1703 is an integrated circuit in an 16–Lead DIP type package designed for VCR color APC
and constitutes a color processing circuit by combining with the NTE1702 and the NTE15010.

Features:

D The Functions Consist of:

APC Circuit
Color–Killer Circuit
Balanced Modulator
ID Detector

D Supply Voltage Either 9V or 12V
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)

Supply Voltage, V
Power Dissipation (TA = +70°C), P

CC

D

Operating Ambient Temperature Range, T
Storage Temperature Range, T

stg

opr

–20° to +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–40° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

14.4V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

550mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics: (VCC = V

Parameter Symbol Test Conditions Min Typ Max Unit

Circuit Current I
X’tal VCO Frequency Control Sensitivity b
APC P–COM Discrimination Sensitivity m
Color Killer Sensitivity ON S
Color Killer Sensitivity OFF S
Color Killer Output, High V
Color Killer Output, Low V
180° ID Detection Phase S
BM Output Amplitude u
Carrier Leakage CL
Record/Playback Select Sensitivity S

Note 1. Operating Supply Voltage: V

14–1

CC(opr)

= 12V, TA = +25°C ±2°C unless otherwise specified)

5

8
1

(B/W)

(Color)

10–H

10–L

(ID13)

O8

8

7

Burst 1V
H → L –8.0 – – dB
L → H – – –2.8 dB

Burst 1V

P–P

P–P

20 – 40 mA

7.2 – 17.3 Hz/mW

9.5 – 26.0 mV/deg

9 – – V
– – 0.5 V

150 – 230 deg

1.4 – 2.0 V
– – –30 dB
3 – – V

= 8.5V to 13V

P–P

Pin Connection Diagram

APC Filter 1

X’tal OSC
X’tal OSC

X’tal OSC Killer Burst Input

V

3.58MHz Input

Record/Playback Select

4.2MHz Output

CC

2
3

4
5
6

7
8

16 9

N.C.

16

GND

15

APC Burst Input

14
13

Killer Detector

12

ID Detector

11

Killer Output

10

630kHz Input

9

18

.870 (22.0) Max .260 (6.6)

Max

.200

(5.08)

Max

.100 (2.54)

.099 (2.5) Min

.700 (17.78)