STMPE16M31PXQTR STMicroelectronics, STMPE16M31PXQTR Datasheet - Page 64

• 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

Touchkey and proximity sensing controller
TOUCH_DET
Address:
Type:
Reset:
Description:
Bit 7-0 (0xB4)
Bit 15-8 (0xB5)
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S15
RW
RW
S7
7
0
7
0
[15:0] S-X
S14
RW
RW
S6
6
0
6
0
Read ‘1’ if the corresponding sensor channel status is ‘touched’
0xB4-B5
RW
0x0000
Represents the real time status of the touchkey input. This is a direct result of
comparison of sensed impedance with calibrated impedance (taking in account of
hysteresis). This data is not buffered.
S13
RW
RW
S5
5
0
5
0
Doc ID 17058 Rev 2
S12
RW
RW
S4
4
0
4
0
S11
RW
RW
S3
3
0
3
0
Touchkey detection register
S10
RW
RW
S2
2
0
2
0
RW
RW
S1
S9
1
0
1
0
STMPE16M31PX
RW
RW
S0
S8
0
0
0
0