bh7779k ROHM Co. Ltd., bh7779k Datasheet - Page 3
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bh7779k
Manufacturer Part Number
bh7779k
Description
Audio Signal Processing System
Manufacturer
ROHM Co. Ltd.
Datasheet
1.BH7779K.pdf
(16 pages)
•
Video ICs
Block diagram
NA REC NFB
REC EQ SW
LINE R OUT
LINE L OUT
LINE1 R IN
LINE2 R IN
LINE1 L IN
LINE2 L IN
MIX OUT
MIX ALC
GND
ERM
ERP
Vref
V
V
CC
EE
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
RECAMP
REC EQ
48
1
REG
AMP
MIX
47
2
EQ
46
3
SWITCH
INPUT
45
4
LINE
AMP
PB
44
5
LINE
AMP
EQ
43
6
AMP
42
OUTPUT
SWITCH
7
DECODER
SW
41
8
DATA
ALC
40
9
AII
39
10
38
11
37
12
COM.
MODEM
D.O.
MODEM
Hi-Fi
DET
36
13
35
14
FMBPF
34
15
PNR
PNR
ENVE
LOPE
33
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
NR EMPH R
DC FB R
VCO f0 adj R
GNMR
FM REC OUT
AUDIO HEAD
SWICTH PULSE IN
RHS CTRL
FM ALC
BPF f0 adj
VCB
GNB
FM PB IN
GNML
VCO f0 adj L
DC FB L
NR EMPH L
BH7779K
3