NWZ-A726/A726B/A728/A728B/A729
40
Pin No.
Pin Name
I/O
Description
AD4
XHOLD_KEY
I
HOLD switch input terminal
AD5
KEY_WAKE
I
Wake up signal input terminal
AD6
NC
-
Not used
AD7
SPI0_CSZ2
O
Chip select signal output to the A/D, D/A converter
AD8
VDD_L1
I
Power supply input terminal (+1.2V)
AD9
IO_C
-
Not used
AD10 to
AD13
NC
-
Not used
AD14
AVDD_LPLL
I
Power supply input terminal (+1.2V)
AD15
AVDD_HPLL
I
Power supply input terminal (+1.2V)
AD16
NC
-
Not used
AD17
BKBAT
I
Rechargeable battery voltage detection signal input terminal
AD18
IO_A
-
Not used
AD19
NC
-
Not used
AD20
USB_PWRCTL
-
Not used
AD21
GND2
-
Ground terminal
AD22
PM0_SI
I
Serial audio data input from the A/D, D/A converter
AD23
LCD_PWM1
O
PWM signal output to the LED control
AD24
MICR_DET
I
Microphone detection signal input terminal Not used
AD25
GND3
-
Ground terminal
AD26
NC
-
Not used
AE1, AE2
NC
-
Not used
AE3
DD2VFBK
I
Power supply voltage feedback terminal
AE4
DD2VFBSW
O
Power supply output terminal (+1.8V)
AE5
DD2GNDA
-
Ground terminal
AE6
DD2INA
I
Power supply input terminal (+2.9 - 4.2V)
AE7
VDD_L0
I
Power supply input terminal (+1.2V)
AE8
VDD_L1
I
Power supply input terminal (+1.2V)
AE9
IO_C
-
Not used
AE10,
AE11
NC
-
Not used
AE12
DD1INA
I
Power supply input terminal (+2.9 - 4.2V)
AE13
IO_B
-
Not used
AE14
AVDD_LPLL
I
Power supply input terminal (+1.2V)
AE15
AVDD_HPLL
I
Power supply input terminal (+1.2V)
AE16
GND
-
Ground terminal
AE17
DD1VFBK
I
Power supply voltage feedback terminal
AE18
VDD_DSP
I
Power supply input terminal (+1.2V)
AE19
IO_A
-
Not used
AE20
VGP12IN
I
Power supply input terminal (+2.9 - 4.2V)
AE21
VGP3IN
I
Power supply input terminal (+2.9 - 4.2V)
AE22
VGP4
O
Reference voltage output terminal
AE23
VGP5
O
Power supply output terminal Not used
AE24
VGP45IN
I
Power supply input terminal (+2.9 - 4.2V)
AE25,
AE26
NC
-
Not used
AF1 to AF3
NC
-
Not used
AF4
DD2VFB2
I
Power supply voltage feedback terminal
AF5, AF6
DD2INB1, DD2INB2
I
Power supply input terminal (+2.9 - 4.2V)
AF7 to AF9
DD2LX3, DD2LX1,
DD2LX2
O
Power supply output terminal (+1.8V)
AF10,
AF11
DD2GNDB1,
DD2GNDB2
-
Ground terminal
AF12,
AF13
DD1GNDB1,
DD1GNDB2
-
Ground terminal
AF14,
AF15
DD1LX1, DD1LX2
O
Power supply output terminal (+1.2V)
Содержание NWZ-A726B Marketing Specifications (Black)
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