Sharp SD-AS10H(S) Service Manual page 124

SD-AS10H
ICG101 VHiBD3842FS-1: Input Selector (BD3842FS)
Pin No. Terminal Name
1 INA1
2 INA2
3 INB1
4 INB2
5 INC1
6 INC2
7 IND1
8 IND2
9* INE1
10* INE2
11 INF1
12 INF2
13 OUT2
14 OUT1
15 RECB2
16 RECB1
17 RECA2
18 RECA1
19 VCC
20 BIAS
21 VEE
22 DA
23 CL
24 DGND
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
24
1
A 1ch input terminal.
A 2ch input terminal.
B 1ch input terminal.
B 2ch input terminal.
C 1ch input terminal.
C 2ch input terminal.
D 1ch input terminal.
D 2ch input terminal.
E 1ch input terminal.
E 2ch input terminal.
F 1ch input terminal.
F 2ch input terminal.
2ch output terminal.
1ch output terminal.
B 2ch REC output terminal.
B 1ch REC output terminal.
A 2ch REC output terminal.
A 1ch REC output terminal.
(+) Power supply terminal.
Bias input terminal.
(-) Power supply terminal.
Serial data & latch input terminal.
Serial clock input terminal.
Digital ground terminal.
23 22 21 20
LOGIC
2 3 4 5
Figure 8-13 BLOCK DIAGRAM OF IC
Function
19 18 17 16
+ +
6 7 8 9
8 – 13
15 14 13
+ +
10 11 12