BA7757 Rohm, BA7757 Datasheet - Page 2

• Manufacturer Part Number: BA7757
• Description: Switchless REC / PB amplifier for standard audio signal processing
• Manufacturer: Rohm

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2
Video ICs
Block diagram
LINE REC IN
LINE PB IN
PB OUT
EP SW
SP SW
FILTER
PB NF
V
CC
25
26
27
28
29
30
31
32
V
reg
24
1
PB
23
2
BIAS
120k
22
3
BIAS
21
4
R
P
INPUT SW
20
5
LINE
39.2dB
ALC
19
6
18
7
– 24.4dB
17
8
REC
BF
16
15
14
13
12
11
10
9
EP SW
EP / SP CTRL
REC NFB
EE / REC CTRL
REC OUT
EE / PB CTRL
HEAD SW CTRL
LINE OUT
BA7757BK