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LDO_IOVDD
125
VRTC
126
VDD_2V8
129
Audio Interfaces
Pin Name
Pin No.
MIC_BIAS1
147
MIC1_P
4
MIC1_M
5
MIC2_P
6
MIC3_P
148
MIC3_M
149
MIC_BIAS3
155
EAR_P
8
EAR_M
9
LINEOUT_P
10
LINEOUT_M
11
HPH_R
136
HPH_GND
137
HPH_L
138
HS_DET
139
SC200E_Series_Hardware_Design
PO
1.8 V output
PIO
Power supply for RTC
PO
2.8 V output
I/O
Description
Bias voltage 1
PO
output for microphone
Microphone input for
AI
channel 1 (+)
Microphone input for
AI
channel 1 (-)
Microphone input for
AI
headset (+)
Microphone input for
AI
channel 3 (+)
Microphone input for
AI
channel 3 (-)
Bias voltage 3
PO
output for microphone
AO
Earpiece output (+)
AO
Earpiece output (-)
Audio line differential
AO
output (+)
Audio line differential
AO
output (-)
Headphone right
AO
channel output
Headphone reference
AO
ground
Headphone left channel
AO
output
AI
Headset hot-plug detect
Vnom = 1.8 V
I
max = 300 mA
O
Vomax = 3.2 V
V
min = 2.5 V
I
V
max = 3.2 V
I
Vnom = 2.8 V
I
max = 500 mA
O
DC Characteristics
Vomin = 1.6 V
Vomax = 2.85 V
Vnom = 1.8 V
Smart Module Series
The power is reserved
for LCM and camera's
IOVDD. This voltage is
not adjustable.
If unused, keep it open.
The power supply for
camera's AVDD. This
voltage is not adjustable.
Comment
The rated output current
is 3 mA.
The rated output current
is 3 mA. The output
voltage is fixed at 1.8 V
and cannot be adjusted.
The typical output
voltage is 2 Vrms.
High level by default.
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