Circuit Descriptions, List of Abbreviations, and IC Data Sheets
EN 103
DPTV565 AA
9.
9.7.4
Diagram F1, TDA8601 (IC7803)
Figure 9-48 Internal block diagram and pin configuration
Pin Configuration
Internal Block Diagram
E_15000_118.eps
170305
SYMBOL
PIN
DESCRIPTION
V
P
1
supply voltage (8 V)
VIDIa1
2
video input a (channel 1)
VIDIb1
3
video input b (channel 1)
VIDIc1
4
video input c (channel 1)
SEL
5
channel selection
VIDIa2
6
video input a (channel 2)
VIDIb2
7
video input b (channel 2)
VIDIc2
8
video input c (channel 2)
GND
9
ground
VIDOc
10
video output c
VIDOb
11
video output b
VIDOa
12
video output a
FBO
13
fast blanking output signal
FBI2
14
fast blanking input signal
(channel 2)
FBI1
15
fast blanking input signal
(channel 1)
IOCNTR
16
control of video input or video
output