STMPE24M31QTR STMicroelectronics, STMPE24M31QTR Datasheet - Page 10
STMPE24M31QTR
Manufacturer Part Number
STMPE24M31QTR
Description
IC SENSOR S-TOUCH 24CH 40QFN
Manufacturer
STMicroelectronics
Series
S-Touch™r
Type
Capacitiver
Datasheets
1.STMPE821QTR.pdf
(5 pages)
2.STMPE16M31QTR.pdf
(85 pages)
3.STMPE24M31QTR.pdf
(83 pages)
Specifications of STMPE24M31QTR
Number Of Inputs/keys
24 Key
Data Interface
I²C
Data Rate/sampling Rate (sps, Bps)
100k, 400k
Voltage Reference
External
Voltage - Supply
1.65 V ~ 1.95 V
Current - Supply
900µA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
40-VQFN
Output Type
Logic
Interface
I²C
Input Type
Logic
Supply Voltage
1.8 V
Number Of Channels
24
Dimensions
5 mm L x 5 mm W x 0.85 mm H
Temperature Range
- 40 C to + 85 C
Termination Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-10380-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STMPE24M31QTR
Manufacturer:
STM
Quantity:
8 061
Pin assignment
10/85
Figure 6.
1. STMPExxM31 remains in active mode when PWM is running.
Table 4.
1. When the ratio engine is enabled, device transitions to active state whenever a touch on the slider/wheel is
Capacitive sensing
detected, even if it was previously in sleep mode.
GPIO hotkey
Ratio engine
PWM
I
Host command
2
HIBERNATE
C
Power states
Functions available in each power state
Hibernate
Doc ID 16174 Rev 3
Hotkeys,
I2C
Yes
Yes
No
No
No
Host command
ACTIVE
Reset
Touch hotkeys,
I2C
Sleep
Slow
No
Yes
Yes
Yes
(1)
STMPE16M31, STMPE24M31
Host command
SLEEP
Active
Yes
Yes
Yes
Yes
Yes
AM08686V1