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AXP199 数据表(PDF) 13 Page - List of Unclassifed Manufacturers

部件名 AXP199
功能描述  Enhanced single Cell Li-Battery and Power System Management IC
PDF  50 Pages
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制造商  ETC2 [List of Unclassifed Manufacturers]
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标志 ETC2 - List of Unclassifed Manufacturers

AXP199 数据表(HTML) 13 Page - List of Unclassifed Manufacturers

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Enhanced single Cell Li-Battery and Power System Management IC
AXP199
7．管脚定义(Pin Description)
Num
Name
Type
Condition
Function Description
1
SDA
IO
Data pin for serial interface,normally it connect a 2.2K
resistor to 3.3V I/O power
2
SCK
I
it is the Clock pin for serial interface,normally it connect a
2.2K resistor to 3.3V I/O power
LDO1 Reset output
3
N_RSTO
IO
REG9EH[7]
GPIO[5]
4
N_OE
I
Power output on/off switch
GND:on； IPSOUT:off
5
PWROK
O
Power good indication
6
N_VBUSEN
I
VBUS to IPSOUT Selection
GND:IPSOUT select VBUS
High:IPSOUT do not select VBUS
7
VIN2
PI
DCDC2 input source
8
LX2
IO
Inductor Pin for DCDC2
9
PGND2
G
NMOS Ground for DCDC2
10
DCDC2
I
DC-DC2 feedback pin
11
LDO3
O
Output Pin of LDO3
12
LDO2
O
Output Pin of LDO2
13
LDOIN
PI
Input to LDO2 and LDO3
14
VIN3
PI
DCDC3 input source
15
LX3
IO
Inductor Pin for DCDC3
16
PGND3
G
NMOS GND for DCDC3
17
DCDC3
I
Feed back to DCDC3
GPIO 2
PWM 2
18
GPIO1
IO
REG
93H[2:0]
ADC Input
GPIO 0
Low noise LDO
19
GPIO0
IO
REG
90H[2:0]
ADC Input
GPIO 1
PWM 1
20
GPIO2
IO
REG
92H[2:0]
ADC Input
21
APS
PI
Internal Power Input
22
AGND
G
Analog Ground
23
PWRON
I
Power On-Off key input，Internal 100k pull high to APS



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