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STMPE812 数据表(PDF) 41 Page - STMicroelectronics

部件名 STMPE812
功能描述  S-Touch® enhanced 4-wire resistive touchscreen controller with PWM
PDF  51 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STMPE812 数据表(HTML) 41 Page - STMicroelectronics

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STMPE812
Electrical specification
Doc ID 17732 Rev 3
41/51
*operating current excludes current driving the touchscreen.
13.1
DC electrical characteristics
(-40 °C to 85 °C. All GPIO complies to JEDEC standard JESD-8-7)
13.2
AC electrical characteristics
ICC max
Operating current
VCC =1.8 V
TSC running at 100 sets
of X/Y/Z per second
MAV 20 remove 4
–
870
1050
µA
ICC max
Operating current
VCC =3.3 V
TSC running at 100 sets
of X/Y/Z per second
MAV 20 remove 4
–
1190
1430
µA
ICC
suspend
Suspend current
No I2C/ADC activity
VCC = 1.8 V - 3.3 V
–0.5
1
µA
Table 18.
Power consumption (Tamb = -40 °C to 85 °C) (continued)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
Table 19.
DC electrical characteristics
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
VIL
Input voltage low state
VCC = 1.65 - 3.3 V
-0.3
–
0.20 VC
C
V
VIH
Input voltage high
state
VCC = 1.65 - 3.3 V
0.80 VCC
–VCC+0.3
V
VOL
Output voltage low
state
VCC=3.3 V,
IOL =12mA
-0.3
–
0.45
V
VOH
Output voltage high
state
VCC =1.65 V,
IOH=8 mA
0.85 VCC
–VCC+0.3
V
Ileakage
All input pins except for
touchscreen I/O and
P0/P1
VCC = 1.65 V, VIN 3.6 V
–
0.1
0.5
µA
Table 20.
AC electrical characteristics (-40 °C to 85 °C)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
Max
ClkI2C
I2C maximum SCLK
VCC =1.8 -3.3 V
–
–
400
KHz
MaxClkI2
C
I2C maximum SCLK
VCC = 1.8 - 3.3 V
–
–
120
KHz
Obsolete
Product(s)
- Obsolete
Product(s)



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