STMPE812A datasheet(43/53 Pages) STMICROELECTRONICS

tên linh kiện	STMPE812A

Giải thích chi tiết về linh kiện	Integrated 4-wire resistive touchscreen controller, pen-down/real-time mode, fullyautonomous

PDF	53 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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43 / 53 page

STMPE812A

Electrical specification

Doc ID 18225 Rev 4

43/53

*operating current excludes current driving the touchscreen.

(-40 °C to 85 °C. All GPIO complies to JEDEC standard JESD-8-7)

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

µA

Table 19.

DC electrical characteristics

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

VCC

Core supply voltage

1.65

3.6

VIL

Input voltage low state

VCC = 1.65 - 3.6 V

-0.3

–

0.20 VC

VIH

Input voltage high

state

VCC = 1.65 - 3.6 V

0.80 VCC

–VCC+0.3

VOL

Output voltage low

state

VCC=3.6 V,

IOL =12mA

-0.3

–

0.45

VOH

Output voltage high

state

VCC =1.65 V,

IOH=8 mA

0.85 VCC

–VCC+0.3

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 18.

Power consumption (Tamb = -40 °C to 85 °C) (continued)

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

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