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BH3810FS Datasheet

  • BH3810FS

  • Vocal fader IC with input selector

  • 123.87KB

  • 9頁

  • ROHM

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Multimedia ICs
Vocal fader IC with input selector
BH3810FS
The BH3810FS is a vocal fader IC that is serial control compatible. It has mode switching that also includes a voice
multiplexing mode, a five-input selector, a gain selector and other such features, which can all be controlled serially.
Eight open-collector terminals and two tri-state terminals are provided on the chip to facilitate control by other ICs.
鈥?/div>
Applications systems, CD radio cassette players, TVs and car stereos.
Component stereo
鈥?/div>
Featureslow-pass filter can perform vocal fader func-
1) Built-in
tion (erasing of vocals from commercially available
music software) using just one chip.
2) Serial control can be used to switch between vocal
fader, through, multiplex, and mute modes.
3) Built-in gain selector allows selection of gain from
6dB to 20dB in 2dB steps.
4) Five-channel input selector.
5) Mic. mixing amplifier with mute function. Key con-
troller input also provided.
6) SSOP-A32 pin package.
鈥?/div>
Absolute maximum ratings (Ta = 25擄C)
Parameter
Applied voltages
Power dissipation
Operating temperature
Storage temperature
Maximum open collector voltage
Symbol
V
DD
V
EE
Pd
Topr
Tstg
V
OP
Limits
+ 5.5
鈥?4.5
850
鈭?/div>
鈥?40 ~ + 85
鈥?55 ~ + 125
14
Unit
V
mW
擄C
擄C
V
鈭?/div>
Reduced by 8.5mW for each increase in Ta of 1擄C over 25擄C ,
when mounted on a 50mm
脳
50mm
脳
1.6mm board.
鈥?/div>
Recommended operating conditions (Ta = 25擄C)
Parameter
Power supply voltage
Symbol
V
DD
V
EE
Limits
4.0 ~ 5.3
鈥?4.3 ~ 鈥?3.0
Unit
V
V
1

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