Philips DPTV565 AA Service Manual page 103

Circuit Descriptions, List of Abbreviations, and IC Data Sheets
9.7.4 Diagram F1, TDA8601 (IC7803)
Internal Block Diagram
Pin Configuration
SYMBOL PIN
V 1
P
VIDIa1 2
VIDIb1 3
VIDIc1 4
SEL 5
VIDIa2 6
VIDIb2 7
VIDIc2 8
GND 9
VIDOc 10
VIDOb 11
VIDOa 12
FBO 13
FBI2 14
FBI1 15
IOCNTR 16
DESCRIPTION
supply voltage (8 V)
video input a (channel 1)
video input b (channel 1)
video input c (channel 1)
channel selection
video input a (channel 2)
video input b (channel 2)
video input c (channel 2)
ground
video output c
video output b
video output a
fast blanking output signal
fast blanking input signal
(channel 2)
fast blanking input signal
(channel 1)
control of video input or video
output
Figure 9-48 Internal block diagram and pin configuration
DPTV565 AA 9.
E_15000_118.eps
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