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Datasheet

Datasheet

BD34602FS-M

TSZ02201-0C2C0E100310-1-2

© 2015 ROHM Co., Ltd. All rights reserved.

22.Oct.2015

Rev.001

www.rohm.com

TSZ22111・15・001

Explanation of each Select Address

Figure.14 Block diagram

It is able to control to 1 to 4 in block diagram by each Select Address. About detail explanation is Follow as.

●

The audible signal inputted from 1pin to 6pin are adjusted independently in volume block(2 in block diagram).

< Select Address 28, 29, 2A, 2B, 2C 2D(hex)：Volume >

It is able to select adjustment of audible signal in volume block(+23dB to -79dB, -∞).

●

The audible signal inputted from 7pin to 9pin are adjusted independently in EXT ATT block(4 in block diagram),

and added independently to the audible signal inputted from 1pin to 6pin in EXT ON/OFF block.

(EXT ON/OFF① block (3 in block diagram) : path select, EXT ON/OFF② block (1 in block diagram) : add)

< Select Address 01(hex)：EXT ATT 1dB/Step Enable >

About adjustment of audible signal in EXT ATT block (4 in block diagram), it is able to select 1dB/Step mode ON/OFF.

< Select Address 02(hex)：Advanced Switch Time of EXT ON/OFF >

Advanced Switch function is applied to EXT ON/OFF for prevention switching pop-noise. (About Advanced Switch,

refer to 15page) It is able to select switching time of Advanced Switch by Select Address 02(hex).

< Select Address 30, 31, 32(hex)：EXT ON/OFF >

The audible signal inputted from 7pin to 9pin is added to the audible signal inputted from 1pin to 6pin.

It is able to select path of above combination (1 and 3 in block diagram).

< Select Address 33, 34, 35(hex)：EXT ATT >

It is able to select adjustment (0dB to -79dB, -∞) of audible signal in EXT ATT block (3 in block diagram).

10

11

12

22

21

20

19

18

17

16

15

14

13

3

4

5

6

7

8

9

24

23

1

2

VCC/2

100k

GND

+

-

100k

100k

2. Volume (+23dB ～ -79dB, -∞)

(Select Address 28,29,2A,2B,2C,2Dhex)

100k

100k

100k

100k

100k

100k

100k

100k

VCC

SDA

SCL

CS

GND

FIL

DIFFOUT

NIN

PIN

INF1

INF2

INR1

INR2

INS1

INS2

EXT1

EXT2

EXT3

OUTS2

OUTS1

OUTR2

OUTR1

OUTF2

OUTF1

3. EXT ON/OFF①

(Select Address 30,31,32hex)

4. EXT ATT (0dB ～ -79dB, -∞)

(Select Address 01,33,34,35hex)

1. EXT ON/OFF②

(Select Address 02,30,31,32hex)