AXP202 datasheet(26/48 Pages) ETC2

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Single Cell Li-Battery PWM Charger and Power System Management IC

AXP202

Bat charge current

0mA

0.5mA

4.095A

ACIN volatge

0mV

1.7mV

6.9615V

ACIN current

0mA

0.625mA

2.5594A

VBUS voltage

0mV

1.7mV

6.9615V

VBUS current

0mA

0.375mA

1.5356A

Internal temperature

-144.7℃

0.1℃

264.8℃

APS voltage

0mV

1.4mV

5.733V

TS pin input

0mV

0.8mV

3.276V

GPIO0

0/0.7V

0.5mV

2.0475/2.7475V

GPIO1

0/0.7V

0.5mV

2.0475/2.7475V

9.8 Multi-Function Pin Description

GPIO[3:0]

Can be defined as GPIO[3:0], ADC Input（monitoring external signals）, or LDO, etc. Please refer to

REG90H-96H Instruction for details

CHGLED

Features charge state indication, over-temperature/over-voltage warning, and GPO. Please refer to

REG32H Instruction section for details.

9.9 Timer

AXP202 features a 7-bit internal timer, whose values can be programmed via register

REG8AH[6:0]. The minimum time step of timer is one minute, and the timing range is 1~127 minutes.

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