SRS-RA5000
92
Sony CONFIDENTIAL
For Authorized Servicer
• IC Pin Function Description
MAIN-AMP BOARD IC2302 MT6323L (POWER MANAGEMENT)
Pin No.
Pin Name
I/O
Description
A1
SYSRSTB
I
Watchdog reset signal input from the SoC “L”: reset
A2
SRCLKEN
I
Enable clock signal input from the SoC
A3
XIN
I
External crystal oscillator clock input terminal (32.768 kHz)
A4
XOUT
O
External crystal oscillator clock output terminal (32.768 kHz)
A5
DVDD18_IO
-
Power supply terminal (+1.8V)
A6
AUD_MISO
O
Not used
A8
DVDD18_DIG
-
Power supply terminal (+1.8V) Not used
A10
FSOURCE
-
Not used
A11
CHG_DM
I/O
Two-way data (–) bus with the SoC
A12
CHG_DP
I/O
Two-way data (+) bus with the SoC
A13
VCDT
I
+4V power detection signal input terminal
A14
VBAT_VPA
-
Power supply terminal
A15
VPA
O
Not used
B1
AUXADC_AUXIN_GPS
I
Not used
B2
AVSS28_AUXADC
-
Ground terminal
B3
GND_LDO
-
Ground terminal
B6
SIM2_AP_SCLK
I
Not used
B7
SPI_CSN
I
Chip select signal input from the SoC
B8
AUD_MOSI
I
Not used
B9
SPI_MISO
O
Serial data output to the SoC
B10
SPI_CLK
I
Serial data transfer clock signal input from the SoC
B11
ISINK3
O
Not used
B13
VPA_FB
I
Not used
B14
VBAT_VPA
-
Power supply terminal
B15
VPA
O
Not used
C1
AVDD33_RTC
O
VRTC signal output to the card WLAN/BT combo
C2
AUXADC_VREF18
O
+1.8V AUXADC reference output terminal
C5
RTC_32K2V8
O
Real time clock (32.768 kHz) signal output to the card WLAN/BT combo
C7
INT
O
Interrupt signal output to the SoC
C8
SIM1_AP_SCLK
I
Not used
C9
AUD_CLK
I
Not used
C10, C11
ISINK0, ISINK1
O
Not used
C13
VPROC_FB
I
VPROC feedback terminal
C15
VPROC
O
VPROC power output terminal
D2
AVDD28_AUXADC
-
Power supply terminal (+2.8V)
D3
AU_VIN0_P
I
Not used
D4
AU_VIN0_N
I
Not used
D5
GND_LDO
-
Ground terminal
D6
RTC_32K1V8
O
Real time clock (32.768 kHz) signal output to the SoC
D7, D8
SIM2_AP_SRST,
SIM1_AP_SRST
I
Not used
D9
SPI_MOSI
I
Serial data input from the SoC
D11
ISINK2
O
Not used
D13
GND_VPROC_FB
I
VPROC ground feedback terminal
D15
VPROC
O
VPROC power output terminal
E1
AU_VIN2_N
I
Not used
E2
AU_VIN2_P
I
Not used
E6, E9
GND_LDO
-
Ground terminal
E11
GND_ISINK
-
Ground terminal
E13
GND_VPROC
-
Ground terminal
E14
VBAT_VPROC
-
Power supply terminal
E15
VPROC
O
VPROC power output terminal
F2
CLK26M
I
26 MHz clock signal input terminal
F3
GND_ABB
-
Ground terminal
F5, F6,
F9
GND_LDO
-
Ground terminal
F11, F12
GND_VPROC
-
Ground terminal
SYS SET
2021/01/20 22:17:49 (GMT+09:00)