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STMPE1601 Datasheet(PDF) 6 Page - STMicroelectronics

Part # STMPE1601
Description  16-bit enhanced port expander with keypad and PWM controller Xpander Logic
PDF  61 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE1601 Datasheet(HTML) 6 Page - STMicroelectronics

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Pin settings
STMPE1601
6/61
2.3
Pin mapping to TFBGA (top through view)
Ball Name
Name
Type
Description
B1
GPIO_11
IO
GPIO 11/ KP_Y3
D1
GPIO_12
IO
GPIO 12/ KP_Y4
D2
GPIO_13
IO
GPIO 13/ KP_Y5/ ADDR0
E1
GPIO_14
IO
GPIO 14/ KP_Y6/ ADDR1
E2
GPIO_15
IO
GPIO 15/ KP_Y7/ ADDR2
B5
INT
O
Open drain interrupt output pin
E4
Reset_N
I
External reset input, active LOW. Reset_N pulse
width must be
≥ 20 μs.
E3
SDATA
A
I2C DATA
D3
SCLK
A
I2C clock
B4
CLK_IN
A
32 kHz input
C5
VCC
-
1.8
−3.3 V input for I2C module and digital core
C1
VIO
-
1.8
−3.3 V input for GPIO. The VIO must be ≥
VCC.
C2
GND
-
Ground
C3
GND
-
Ground
Table 2.
Pin assignment (continued)
Table 3.
Pin mapping
12345
A
GPIO_9
GPIO_8
GPIO_7
GPIO_5
GPIO_4
B
GPIO_11
GPIO_10
GPIO_6
CLK_IN
INT
C
VIO
GND
GND
GPIO_3
VCC
D
GPIO_12
GPIO_13
SCLK
GPIO_1
GPIO_2
E
GPIO_14
GPIO_15
SDATA
RESET_N
GPIO_0



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