BA7796FS Datasheet, PDF (6/10 Pages) Rohm – VCR standard audio signal processor

Video ICs
•^{Measurement circuits}
68k
PB IN
680
HEAD EQ SW
REC HEAD SW
REC OUT
EQ CT RL
VCC
REC / EE
CTRL
LINE OUT
4.7k
1
2
3
4
REC AMP
5
EQ
0dB
6
7
8
9
10
11
12
ALC
+ 28dB
LINE
Fig. 1
24
23
22
21
20
19
ATT
– 8dB ¹⁸
17
ATT
– 8dB
16
15
ATT
– 8dB
14
13
Units: R [Ω]
C [F]
BA7796FS
ON : GvoPB
PB OUT
4.7k
4.7k
22µ
2.2M
LINE PB IN
ON : ALC OFF
TUNER IN
4.7k
INPUT SW CTRL
4.7k
LINE IN1
PB / EE CTRL
4.7k
LINE IN2
MUTE CTRL
6