STMPE321QTR datasheet(1/40 Pages) STMICROELECTRONICS

부품명	STMPE321QTR

상세설명	3-channel capacitive touchkey controller

PDF	40 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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1 / 40 page

August 2009

Doc ID 15791 Rev 3

1/40

40

STMPE321

3-channel capacitive touchkey controller

Features

■ Up to 3 GPIOs

■ Up to 3 capacitive touchkey inputs

■ Operating voltage 1.65 - 1.95 V

■ Interrupt output pin

■ I2C interface (1.8 V operation, 3.3 V tolerant)

■ 8 kV HBM ESD protection

■ 40 fF resolution, 128-step capacitance

measurement

■ Advanced data filtering (AFS)

■ Environment tracking calibration (ETC)

■ Individually adjustable touch variance (TVR)

settings for all channels

■ Adjustable environmental variance (EVR) for

optimal calibration

■ Capacitive key sensing capability in 27 µA

sleep mode

Applications

■ Mobile phones and smartphones

■ Portable media players

■ Game consoles

Description

The STMPE321 is a 3-channel capacitive

touchkey controller. Capacitance measurement is

implemented in fully optimized hardware.

All 3 I/Os can be configured via an I2C bus to

function as either capacitive touchkey, or as

GPIOs (general purpose I/O).

QFN12

(2.2 x 1.5 mm)

Table 1.

Device summary

Order code

Package

Packing

STMPE321QTR

QFN12 (2.2 x 1.5 mm)

Tape and reel

www.st.com

유사한 부품 번호 - STMPE321QTR

제조업체	부품명	데이터시트	상세설명
STMicroelectronics	STMPE1208S	156Kb / 12P	12 channel touch key controller 19-Jun-2007
	STMPE1208S	721Kb / 51P	Xpander Logic with 12-channel touchkey 18-Jul-2008
	STMPE1208SQTR	156Kb / 12P	12 channel touch key controller 19-Jun-2007
	STMPE1208SQTR	721Kb / 51P	Xpander Logic with 12-channel touchkey 18-Jul-2008
	STMPE1208S	721Kb / 51P	Xpander Logic with 12-channel touchkey 18-Jul-2008

More results

유사한 설명 - STMPE321QTR

제조업체	부품명	데이터시트	상세설명
STMicroelectronics	STMPE821	646Kb / 55P	8-bit Xpander Logic??with touchkey controller 10-Jun-2008
	STMPE821	661Kb / 55P	8-channel capacitive touch key controller 06-Apr-2009
	STMPE24M31QTR	1,007Kb / 85P	S-Touch® 16/24-channel touchkey controller with PWM and ratio engines 18-Apr-2011
List of Unclassifed Man...	IQS128	1Mb / 33P	Single Channel Capacitive Proximity, Touch Controller
	IQS213	1Mb / 46P	3-Channel Capacitive Touch/Swipe Function Controller
	IQS227AS	1Mb / 31P	Single Channel Capacitive Proximity/Touch Controller
	IQS228AS	1Mb / 30P	Single Channel Capacitive Proximity/Touch Controller
Microchip Technology	CAP1203	655Kb / 59P	3-Channel Capacitive Touch Sensor 07/14/15
STMicroelectronics	STMPE16M31PX	669Kb / 75P	S-Touch® 16-channel touchkey controller with proximity sensing January 2011 Rev 2
Shanghai awinic technol...	AW9203	1Mb / 30P	3-Key Capacitive Touch Controller

More results

STMPE321QTR 데이터시트(PDF) 1 Page - STMicroelectronics

STMPE321QTR 데이터시트(HTML) 1 Page - STMicroelectronics

유사한 부품 번호 - STMPE321QTR

유사한 설명 - STMPE321QTR

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