BD3401KS2 ROHM Co. Ltd., BD3401KS2 Datasheet - Page 10

• Manufacturer Part Number: BD3401KS2
• Description: Single Power Supply Sound Processor Built-in Pre Amplifier For Tape Recording And Play Back
• Manufacturer: ROHM Co. Ltd.

●Pin description
（BD3402KS2）
Pin No.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
VOL OUT2
RECOUT2
RECOUT1
Pin Name
PBOUT2
PBOUT1
RECNF2
RECNF1
TAPE 1
TAPE 2
FILTER
PBNF2
PBNF1
GND
VDD
VCC
ALC
NC
NC
SC
NC
NC
NC
NC
NC
NC
NC
NC
D1
D2
E1
E2
SI
2ch PB output pin
1ch PB output pin
1ch PB filter setting pin
2ch REC output pin
1ch REC output pin
Serial data input pin
Digital power supply pin
2ch output pin
1ch input pin D
2ch input pin D
1ch input pin E
2ch input pin E
2ch PB filter setting pin
Non Connection
Non Connection
1ch TAPE input pin
2ch TAPE input pin
2ch REC filter setting pin
1ch REC filter setting pin
ALC time constant setting pin
Serial clock input pin
Ground pin
Analog power supply pin
Non Connection
1/2 VCC pin
Non Connection
Non Connection
Non Connection
Non Connection
Non Connection
Non Connection
Non Connection
Description
10/16
Pin No.
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
TONE OUT1
TONE OUT2
VOL OUT1
LINEOUT2
LINEOUT1
Pin Name
BOUT2
BOUT1
BNF2
BNF1
TNF2
TNF1
VIN1
VIN2
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
A1
A2
B1
B2
C1
C2
1ch output pin
Non Connection
Non Connection
1ch volume input pin
1ch tone output pin
2ch volume input pin
2ch tone output pin
Non Connection
2ch bass filter setting pin
2ch bass filter setting pin
1ch bass filter setting pin
1ch bass filter setting pin
Non Connection
Non Connection
Non Connection
Non Connection
2ch treble filter setting pin
1ch treble filter setting pin
Non Connection
Non Connection
2chLINE output pin
1chLINE output pin
Non Connection
Non Connection
Non Connection
Non Connection
1ch input pin A
2ch input pin A
1ch input pin B
2ch input pin B
1ch input pin C
2ch input pin C
Description