BD37524FS_1003 Datasheet, PDF (2/26 Pages) Rohm – Sound Processor with Built-in 3-band Equalizer

BD37524FS
Technical Note
●Line up matrix
Function
Input selector
Input gain
Mute
Volume
Bass
Middle
Treble
Fader
Loudness
LPF
Level meter
Specifications
・Stereo 4 input
・Differential 1 input
・0～20dB（1dB step）
・Possible to use “Advanced switch” for prevention of switching noise.
・Possible to use “Advanced switch” for prevention of switching noise.
・+15dB～-79dB（1dB step）, -∞
・Possible to use “Advanced switch” for prevention of switching noise.
・-20～+20dB（1dB step）
・Q=0.5, 1, 1.5, 2 variable
・fo=60, 80, 100, 120Hz
・Possible to use “Advanced switch” at changing gain
・-20～+20dB（1dB step）
・Q=0.75, 1, 1.25, 1.5 variable
・fo=500, 1k, 1.5k, 2.5kHz variable
・Possible to use “Advanced switch” at changing gain
・-20～+20dB（1dB step）
・Q=0.75, 1.25 variable
・fo=7.5k, 10k, 12.5k, 15kHz variable
・Possible to use “Advanced switch” at changing gain
・+15dB～-79dB(1dB step), -∞dB
・Possible to use “Advanced switch” for prevention of switching noise.
・0dB～20dB(1dB step)
・fo=250/400/800Hz
・Possible to use “Advanced switch” for prevention of switching noise.
・fc=55/85/120/160Hz, pass
・Phase shift (0°/180°)
・I2C BUS control
・DC Output
●Absolute maximum ratings (Ta=25℃)
Item
Symbol
Rating
Unit
Power supply Voltage
VCC
10.0
V
Input voltage
Vin
VCC+0.3～GND-0.3
V
Power Dissipation
Pd
1000 ※1
mW
Storage Temperature
Tastg
-55～+150
℃
※This value decreases 8mW/℃ for Ta=25℃ or more.
ROHM standard board shall be mounted.
Thermal resistance θja = 125(℃/W)
ROHM Standard board
Size：70×70×1.6(㎣)
Material：A FR4 grass epoxy board(3% or less of copper foil area)
●Operating conditions
Item
Symbol
MIN
Power supply Voltage
VCC
7.0
Temperature
Topr
-40
TYP
－
－
MAX
Unit
9.5
V
+85
℃
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2/25
2010.03 - Rev.A