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Revision 1.11
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AS3543 3v2
Data Sheet - P i n o u t
K5
DVSS
GND
Digital Circuit Neg. Supply Terminal
K6
DVDD
SUP IN
Digital Periphery Pos. Supply
G6
SDO
DIG OUT I2S Data Output from ADC
J6
Q24M
DIG IO
24MHz clock digital output
J7
Q32K
DIG IO
32kHz clock digital output
J8
CSCL
DIG IN
2 wire SERIF Clock Input
K8
CSDA
DIG IO
2 wire SERIF Data I/O
K9
BVDDR
SUP IN
Secondary RTC Supply - Supercap
K10
XOUT32K
ANA IO
32KHz Crystal Output XIN
J10
XIN32K
ANA IO
32kHz Crystal Input XOUT
J9
RVDD
ANA IO
RTC LDO output, RTC supply input
G9
VREF
ANA IO
DAC Reference Pin
G7
VPRG1
ANA IN
Core Supply Voltage Definition Pin
F7
VPRG2
ANA IN
Memory Supply Voltage Definition Pin
E7
VPRG3
ANA IN
PowerUp Sequence Definition Pin
F10
AVSS
GND
Ground (analog)
F9
AGND
ANA IO
Analog Common Mode Voltage Pin
E10
MICP
ANA IN
Microphone Input P
E9
MICN
ANA IN
Microphone Input N
D9
MICS
ANA IO
Microphone Supply Output / Remote Control input
D6
LIN2R
ANA IN
Analog Line Input 2 Right Channel
D7
LIN2L
ANA IN
Analog Line Input 2 Left Channel
B8
LOGND
ANA IO
Line Output Common Mode Voltage Pin
C9
LIN1R
ANA IO
Analog Line Input 1 Right Channel
B9
LOUTR
ANA OUT Analog Line Output Right Channel
B10
LOUTL
ANA OUT Analog Line Output Left Channel
C10
LIN1L
ANA IO
Analog Line Input 1 Right Channel
B7
HPVDD
SUP IN
Headphone Supply default 1.8V (max. 3.6V)
A10
HPL
ANA OUT Headphone Output Left Channel
A8
HPR
ANA OUT Headphone Output Right Channel
A6
HPCM
ANA OUT Headphone Common Mode Buffer Pin
A9
HPVSS
GND
Headphone Ground
B6
HPGND
ANA IO
Headphone Common Mode Voltage Pin
H10
AVDD17
SUP IO
LDO1 Output default 1.7V
B5
VDD17IN
SUP IN
LDO1 Pos. Supply Terminal
H9
AVDD27
SUP IO
LDO2 Output default 2.7V
B4
BVDD
SUP IN
Main Battery Supply Input (2.7-5.5V)
D5
VBUS
ANA IN
VBUS Detection Input
A5
PVDD2
ANA OUT LDO4 Output (PVDD2)
A3
PVDD1
ANA OUT LDO3 Output (PVDD1)
Table 2. Pin Description for AS3543
Pin Number
Pin Name
Type
Description
ams
AG
Technical
content
still
valid