LA76835 Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LA76835

Monolithic Linear IC For PAL/NTSC Color Television Sets VIF/SIF/Y/C/Deflection Implemented in a Single Chip

SANYO -> Panasonic 

LA76835NM

VIF Block Input Signals and Test Conditions

1. Input signals must all be input to the PIF IN (pin 79) in the Test Circuit.

2. All input signal voltage values are the levels at the VIF IN (pin 79) in the Test Circuit.

3. Pin 34 = 5V

4. Signal contents and signal levels.

Input signal

SG1

Waveform

45.75MHz

CW

Conditions

SG2

42.17MHz

CW

SG3

41.25MHz

CW

SG4

Frequency variable

CW

SG5

45.75MHz

87.5% Video Mod.

10-stairstep wave

(Subcarrier: 3.58MHz)

SG6

5. Before measurement, adjust the DAC as follows.

Parameter

Video

Level DAC

Test point

56

Input signal

SG6, 80dBµ

45.75MHz

fm = 15kHz, AM = 78%

Adjustment

Set the output level at pin 56 as close to 1.4Vp-p as possible.

No.7962-11/50

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