NTE7057 查看數據表（PDF） - NTE Electronics

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NTE7057

Integrated Circuit TV SIF/AFT/RF AGC

NTE Electronics 

Note 11. SG1: 58.75MHz (P: Picture) 15mVrms.

SG2: 54.25MHz (S: Sound) −6dB of SG1

SG3: 55.17MHz (C: Chroma) −6dB of SG1

(1) Setting AGC so that the output tip level of P12 will be 2VP−P.

(2) Measure the level difference (dB) between C−Level and 920kHz Level.

Pin Connection Diagram

(Front View)

12 Video Output

11 AFT Tank

10 Video Tank

9 Video Tank

8 IFAGC Filter 1

7 IF AGC Filter 2

6 GND

5 RF AGC Output

4 IF Input

3 IF Input

2 VCC

1 AFT Output

.011

(0.3)

.070

(1.78)

.846 (21.5)

.0110 (2.8)

.224

(5.7)

.039

(1.0)

.018

(0.46)

.130

(3.3)

.010

(0.25)

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