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Audio ICs

Sound Processors : Sound Processor Series for FPD TVs
Sound Processor with built-in Loudness
Part No. Supply
voltage
（V）		 Current consumption
（mA）		 Volume Rear volume Equalizer Lound
ness		 Serial
control		 Output noise voltage
(µVrms)		 Maximum output voltage
(Vrms)		 Distortion
(%)		 Package RoHS
BD3869AF 5.3 to
9.5		 3 0 to -89、-∞
（1dB/step）
 0 to -20（1dB step）,
-25,-30,-35,-45,
-60,-∞		 Bass,
Treble		 Ö I2C
BUS*		 2.3 2.5 0.005 SOP18 Yes


Sound Processors with built-in Surround
Part No. Supply
voltage
（V）		 Current consumption
（mA）		 Input selector Volume Rear volume Equalizer Bass Boost BBE Surround AGC Serial
control		 Output noise voltage
(µVrms)		 Maximum output voltage
(Vrms)		 Distortion
(%)		 Package RoHS
NEW
BD3491FS		 4.75 to 9.5 6.4 6 0 to -87、-∞
（1dB/step）		 - Bass,
Treble		 Ö - Ö - I2C
BUS*		 5 2.4 0.002 SSOP-A32 Yes
NEW
BD3490FV		 4.75 to 9.5 6.4 4 0 to -87、-∞
（1dB/step）		 - Bass,
Treble		 Ö - Ö - I2C
BUS*		 5 2.4 0.002 SSOP-B28 Yes
BD3884FS 7.0 to
9.5		 8 - 0 to -87、-∞
（1dB/step）		 0 to -20
（2dB/step,）
-25,-30,-45,
-60,-∞		 Bass,
Treble		 - - Ö Ö I2C
BUS*		 6 2.5 0.008 SSOP-A24 Yes
NEW
BD3888FS		 7.0 to
9.5		 8 3 0 to -87、-∞
（1dB/step）		 0 to -20
（2dB/step,）
-25,-30,-45,
-60,-∞		 Bass,
Treble		 - - Ö Ö I2C
BUS*		 6 2.5 0.008 SSOP-A32 Yes
BD3886FS 7.0 to
9.5		 8 3 0 to -87、-∞
（1dB/step）		 0 to -20
（2dB/step,）
-25,-30,-45,
-60,-∞		 Bass,
Treble		 - Ö Ö Ö I2C
BUS*		 6 2.5 0.008 SSOP-A32 Yes


Sound Processors with built-in Surround / P2Bass
Part No. Supply
voltage
（V）		 Current consumption
（mA）		 Volume Rear volume Center
Volume		 Equalizer BBE SRS
TruSurround		 P2Bass
SBS		 Surround AGC Serial
control		 Output noise voltage
(µVrms)		 Maximum output voltage
(Vrms)		 Distortion
(%)		 Package RoHS
BD3830FS 7.0 to
9.5		 20 0 to -20
（1dB/step）		 0 to -79,
-∞
（1dB/step）
 0 to -79,
-∞
（1dB/step）
 Bass,
Treble		 Ö Ö Ö Ö Ö I2C
BUS*		 6 2.5 0.005 SSOP-A32 Yes

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