BD3871FS datasheet pdf

●Applications BOOM BOX, mini-audio systems, and micro-audio systems.

1/15 www.rohm.com 2010.10 - Rev.A © 2010 ROHM Co., Ltd. All rights reserved. Sound Processors for BOOM BOX / Mini-component Stereo Sound Processors with Built-in 2-band Equalizers BD3870FS,BD3871FS,BD3872FS,BD3873FS

●Description The Sound Processor with built-in 2 Band Equalizer, incorporates functions required for BOOM BOX and mini-component systems, such as input selector, input gain amp, volume, surround, tone (bass, treble), and loud speaker equalizer (BD3872FS only). These functions can be controlled through the two-wire serial control.

Specifications

●Line up matrix Parameter BD3870FS BD3871FS BD3873FS BD3872FS Input Gain 0, 6, 12, 18dB 24, 26, 28dB 18, 21, 24, 27dB 0, 5, 10, 19, 21, 23, 26, 28dB Loud Speaker Equalizer (SEQ) No No No Yes Input Selector Three inputs Three inputs Three inputs Five inputs Volume 0 to -87dB/ 1dB step, -dB 0 to -87dB/ 1dB step, -dB 0 to –87dB/ 1dB step, -dB 0 to -87dB/ 1dB step, -dB Equalizer 2 band (Bass, Treble) 2 band (Bass, Treble) 2 band (Bass, Treble) 2 band (Bass, Treble) S u r r o u n d Ye s Ye s Ye s Ye s Serial Control Two-wire serial Two-wire serial Two-wire serial Two-wire serial Package SSOP-A24 SSOP-A24 SSOP-A24 SSOP-A32