STW5094 Datasheet, PDF (35/37 Pages) STMicroelectronics – 18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC

STw5094
APPLICATION NOTE
Electret
10µF
1.8kΩ
750Ω
100nF
Electret
100nF
750Ω
1.8kΩ
MBIAS
MIC1P
MIC1N
VDD
10µF
3kΩ
1.5kΩ
Call/Answer Button
100nF
100nF
REMIN
MIC2P
MIC2N
Line input
100nF
10µF
30Ω Min.
150µF
MIC3
CAP2
HPR
150µF
HPL
REMOUT
AUXCLK
BZ
To Microprocessor
Auxiliary Clock
VDD
100kΩ
33kΩ
BC556
32Ω
Buzzer
1kΩ
100kΩ
BC546
STw5094
MCLK
FS
DX
DR
PCM
Interface
SDA
SCL
SDA
2
I C Bus
SCL
Line In ^R
(From FM Stereo Decoder) _L
8Ω Min.
0.47µF
0.47µF
FMR
FML
LSP
LSN
LRCK
SDI
SCK
OCK
2
I S Bus
LRCKT
SDO
SCKT
OCLK
100nF
VDD
100nF
10µF
100nF
VDD
VDDIO
100nF
STA015
MP3 Decoder
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