STMPE16M31PXQTR STMicroelectronics, STMPE16M31PXQTR Datasheet - Page 5

• Manufacturer Part Number: STMPE16M31PXQTR
• Description: IC CTLR TOUCHKEY 16CHAN 32-QFN
• Manufacturer: STMicroelectronics
• Series: S-Touch™r
• Type: Capacitive, PWM, Ratio Enginer

Specifications of STMPE16M31PXQTR

• Featured Product: STMPE16M31PX
• Number Of Inputs/keys: 16 Key, Slider
• Data Interface: I²C
• Data Rate/sampling Rate (sps, Bps): 100k, 400k
• Voltage Reference: External
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN Exposed Pad
• Supply Voltage: 1.65 V to 1.95 V
• Number Of Channels: 16
• Dimensions: 4 mm L x 4 mm W x 0.8 mm H
• Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Resolution (bits): -
• Touch Panel Interface: -
• Other names: 497-10738-2

STMPE16M31PX
Table 2.
Pin number
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
STMPE16M31PX pin description (continued)
RESET_N
Address 0
Address 1
Pin name
GPIO-10
GPIO-11
GPIO-12
GPIO-13
GPIO-14
GPIO-15
GPIO-8
GPIO-9
CRef
GND
GND
SDA
SCL
VIO
VIO
INT
Doc ID 17058 Rev 2
Voltage domain
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VIO
VIO
VIO
VIO
VIO
VIO
VIO
VIO
-
-
-
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.
I
I
I
Active low reset signal
I
Reference capacitor
Ground
GPIO / capacitive sense
GPIO / capacitive sense
I/O supply
GPIO / capacitive sense
GPIO / capacitive sense
GPIO / capacitive sense
GPIO / cap sense
I/O supply
I/O voltage supply
GPIO / capacitive sense
GPIO / capacitive sense
2
2
2
2
C address 0
C clock
C data
C address 1
Description
Pin assignment
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