Product Specs

4
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Subject: Doc. No.: Rev: 2
UMC-STD31LF Product Specification Page 23 of 54
本資料為啟碁科技股份有限公司專有之財產，非經書面許可，不准透露或使用本資料，亦不准複印，複製或轉變成其他形式使用。
The information contained herein is the exclusive property of WNC and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission from WNC.
Form No.: 2-JT-00022-03_001
UMC-STD31LF Product Specification
23
P5
GND
PMIC
P6
PMIC_ENB
0 to 5V
PMIC
Pull this pin low to power NAD
on
P7
PMIC_RESET_B
0 to 5V
PMIC
Hardware reset, to pull this pin
low to trigger the reset of PMIC
for rebooting NAD after the
power-off/-on sequence
P8
GND
n/a
P9
SIM2_SCLK
DVDD28_SIM2
3.3V
PD
U2
GPIO112
SIM2 interface signal
P10
SIM2_SRST
DVDD28_SIM2
3.3V
PD
V2
GPIO111
SIM2 interface signal
P11
GPIO94_1V8
DVDD18
1.8V
PD
AF2
GPIO94
GO53
P12
GPIO95_1V8
DVDD18
1.8V
PD
AF3
GPIO95
GO54
P13
GND
n/a
P14
GND
n/a
P15
GND
n/a
P16
GND
n/a
P17
GND
n/a
Q1
AUDIO_IN1_P
-1.5 to
1.5V
PMIC
Analog AUDIO Channel1
differential input pair(P/N); the
minimum impedance loading
at input is 7K-OHM
Q2
AUDIO_OUT1_N
-1.98V
to
1.98V
PMIC
Analog AUDIO Channel1
differential output pair(P/N);
the output loading is 10K-OHM
w/ 1.58Vrms
Q3
AUDIO_OUT1_P
-1.98V
to
1.98V
PMIC
Analog AUDIO Channel1
differential output pair(P/N);
the output loading is 10K-OHM
w/ 1.58Vrms