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Datasheet

Datasheet

BD34701KS2

© 2012 ROHM Co., Ltd. All rights reserved.

www.rohm.com

TSZ22111・15・001

TSZ02201-0C2C0E100080-1-2

17.Sep.2013 Rev.002

(4) Table of Control Data

←Input Direction

Select

Address

No.

D15

D14

D13

D12

D11

D10

D9

D8

D7

D6

D5

D4

D3

D2

D1

D0

0

Input Selector (MAIN)

REC

ON/OFF

0

0

SUB

ON/OFF

1

0

0

Chip

Select

0

0

1

Input Selector (SUB)

0

0

0

0

0

0

0

0

1

2

Mode Select

FL, FRch

Mode Select

C, SWch

Mode Select

SL, SRch

Mode Select

SBL, SBRch

0

ADC ATT

0

1

0

3

Volume channel

Select

Volume

0

1

1

7

A→B

switch-time

B→A

switch-time

Base

clock

0

0

System

reset

0

0

1

1

1

BD3843FS (6ch Selector IC)

*

1

0

0

BD3841FS (9ch Selector IC)

*

1

0

1

BD3812F (2ch volume IC)

*

1

1

*

・Serial control lines can be shared with BD3843FS(6ch selector IC), BD3841FS(9ch selector IC) and

BD3812F(2ch volume IC).

・Initialize all data at every turning on the power supply.

(Example)

←Input direction

Address

No.0

L

Address

No.1

L

Address

No.2

L

Address

No.3

FRch

L

Address

No.3

FLch

L

Address

No.3

SBRch

L

Address

No.3

SBLch

L

Address

No.7

L

・At the second time after turning on the power supply, eight any data to be changed.

(5) Chip Select Setting Table

CHP terminal condition

D2

0 (LOW)

0

1 (HIGH)

1

BD34701KS2 can be operated in combination with another by setting the CHP terminal.