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STMPE16M31 Datasheet(PDF) 6 Page - STMicroelectronics

Part # STMPE16M31
Description  S-Touch® 16/24-channel touchkey controller with PWM and ratio engines
PDF  85 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE16M31 Datasheet(HTML) 6 Page - STMicroelectronics

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Pin assignment
STMPE16M31, STMPE24M31
6/85
Doc ID 16174 Rev 4
STMPE24M31
Pin number
STMPE16M31
Pin number
Pin name
Voltage domain
Description
15
-
CAP-18
VCC
Capacitive sense
16
-
CAP-19
VCC
Capacitive sense
17
13
VCC
-
18
14
INT
VCC
Open drain interrupt output. This
pin should be pulled to VCC or
GND, depending on polarity of
interrupt used. This pin must not
be left floating.
19
15
Address 0
VCC
I2C address 0
20
16
SCL
VCC
I2C clock
21
17
SDA
VCC
I2C data
22
18
RESET_N
VCC
Active low reset signal
23
19
Address 1
VCC
I2C address 1
24
20
CRef
VCC
Reference capacitor
25
-
CAP-20
VCC
Capacitive sense (minimum
10 pF capacitor is recommended)
26
-
CAP-21
VCC
Capacitive sense
27
21
GND
VCC
Ground
28
22
GPIO-8
VIO
GPIO / capacitive sense
29
23
GPIO-9
VIO
GPIO / capacitive sense
30
24
VIO
-
I/O supply
31
25
GPIO-10
VIO
GPIO / capacitive sense
32
26
GPIO-11
VIO
GPIO / capacitive sense
33
27
GPIO-12
VIO
GPIO / capacitive sense
34
28
GPIO-13
VIO
GPIO / capacitive sense
35
29
VIO
-
I/O supply
36
30
GND
-
I/O voltage supply
37
-
CAP-22
VCC
Capacitive sense
38
-
CAP-23
VCC
Capacitive sense
39
31
GPIO-14
VIO
GPIO / capacitive sense
40
32
GPIO-15
VIO
GPIO / capacitive sense
Table 2.
STMPE16M31 and STMPE24M31 pin description (continued)
Obsolete
Product(s)
- Obsolete
Product(s)



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