BD37069FV-M Datasheet, PDF (30/41 Pages) Rohm – Sound Processor for Car Audio with Built-in High-Voltage Amplifier

BD37069FV-M
Terminal
No
20
Terminal
Name
HIVOLB
Terminal
Voltage
5V
Equivalence Circuit
VCCL
5V
100kΩ
Terminal Description
Output gain control terminal
Low(0V supply) : High-Voltage ON
High(terminal open) : High-Voltage OFF
GND
21
VCCH 17/11.5/9V
26
VCCL
9V
22
SCL
－
VCCL
GND
23
SDA
－
VCCL
1.65V
Power supply terminal.
Terminal for clock input of I²C-bus
communication.
Note: When this pin is shorted to next pin(VCCH), it
may result in property degradation and destruction of
the device.
1.65V
Terminal for data input of I²C-bus
communication.
24
GND
0V
25
VREF
4.15V
GND
VCCL
1.65V
12.5kΩ
4.15V
Ground terminal.
BIAS terminal.
Voltage for reference bias of analog signal
system. The simple precharge circuit and
simple discharge circuit for an external
capacitor are built in.
19
SEL
4.15V
GND
VCCL
High Voltage Output Select terminal
Low(0V supply) : High-Voltage mode1
High(terminal open) : High-Voltage mode2
250k Ω
GND
The figures in the pin explanation and input/output Equivalence circuit are reference values, it doesn’t guarantee exact values.
www.rohm.com
© 2016 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
30/37
TSZ02201-0C2C0E100270-1-2
12. MAY. 2016 Rev.001