BD37531FV-E2 ROHM [Rohm], BD37531FV-E2 Datasheet - Page 25

• Manufacturer Part Number: BD37531FV-E2
• Description: Sound Processors with Built-in 3-band Equalizer
• Manufacturer: ROHM [Rohm]

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BD37531FV,BD37532FV,BD37533FV,BD37534FV
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（７） ）About external compulsory mute terminal
Rise time of VCC
VCC voltage of release
power on reset
（６）About power on reset
Select address 75 (hex)
At on of supply voltage circuit made initialization inside IC is built-in. Please send data to all address
as initial data at supply voltage on. And please supply mute at set side until this initial data is sent.
Mute is possible forcibly than the outside after input again department, by the setting of the MUTE terminal.
Prohibition
Hicut1
Hicut2
Hicut3
Hicut4
Mode
Gain
10dB
11dB
12dB
13dB
14dB
15dB
16dB
17dB
18dB
19dB
20dB
3dB
4dB
5dB
6dB
7dB
8dB
9dB
0dB
1dB
2dB
Item
Establish the voltage of MUTE in the condition to have been defined.
Mute Voltage Condition
MSB
MSB
D7
D7
0
0
Symbol
Trise
Vpor
GND～1.0V
2.3V～VCC
Loudness Hicut
D6
D6
0
0
1
1
Min.
33
－
D5
D5
0
1
0
1
Limit
Typ.
25/37
4.1
－
Loudness Hicut
Loudness Gain
MUTE OFF
MUTE ON
Mode
：
D4
D4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
1
Max.
－
－
D3
D3
：
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
1
Unit
usec
V
Loudness Gain
VCC rise time from 0V to 5V
D2
D2
：
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
: Initial condition
Condition
Technical Note
2010.03 - Rev.A
D1
D1
：
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
LSB
LSB
D0
D0
：
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1