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WM8944BECS/R 数据表(PDF) 7 Page - Cirrus Logic

部件名 WM8944BECS/R
功能描述  Mono Low-Power CODEC with Video Buffer
PDF  165 Pages
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制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8944BECS/R 数据表(HTML) 7 Page - Cirrus Logic

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WM8944B
Rev 4.3
7
PIN DESCRIPTION
PIN NO
NAME
TYPE
DESCRIPTION
A1
SPKVDD
Supply
Supply for speaker driver
A2
LINEOUT
Analogue Output
Line mixer output
A3
VMIDC
Analogue Output
Midrail voltage decoupling capacitor
A4
LDOVOUT
Supply
LDO output voltage
A5
MICBIAS
Analogue Output
Microphone bias output voltage
B1
SPKOUTN
Analogue Output
Negative speaker mixer output
B2
SPKOUTP
Analogue Output
Positive speaker mixer output
B3
AUX
Analogue Input
Aux audio input
B4
IN1/DMICDAT
Analogue Input / Digital Input
Analogue input / Digital Microphone data input
B5
LDOVDD
Supply
LDO supply input
C1
CIFMODE/GPIO2
Digital Input / Output
Control interface mode select / GPIO2
C2
GND
Supply
Ground
C3
SDA
Digital Input / Output
Control interface data input / output
C4
SCLK
Digital Input
Control interface clock input
C5
CS
¯¯ /GPIO1
Digital Input / Output
3-wire (SPI) Control Mode Chip Select / GPIO1
D1
BCLK
Digital Input / Output
Audio interface bit clock
D2
LRCLK
Digital Input / Output
Audio interface left / right clock
D3
DACDAT
Digital Input
DAC digital audio data input
D4
VBREFR
Analogue Output
Video buffer current reference resistor connection
D5
VBOUT
Analogue Output
Video buffer output
E1
MCLK
Digital Input
Master clock input
E2
DBVDD
Supply
Digital buffer (I/O) supply
E3
DCVDD
Supply
Digital core supply
E4
ADCDAT
Digital Output
ADC / Digital Microphone digital audio data output
E5
VBIN
Analogue Input
Video buffer input



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