ZT2046 - 4-WIRE RESISTIVE TOUCH SCREEN CONTROLLER
The ZT2046 is a 4‐wire touch screen controller with programmable 8‐bit or 12‐bit successive approximation converter, synchronous serial interface and low on‐resistance switches.
The ZT2046 operates from 2.2V to 5.25V and fea‐ tures touch pressure measurement, battery measurement, and temperature mea
ZILLTEK TECHNOLOGY CORP.
ZT2046 ZT2046 4‐WIRE RESISTIVE TOUCH SCREEN CONTROLLER 5F, No.2, Industry E.
9th Rd., Science‐Based Industrial Park, Hsinchu 30075 Taiwan Tel: (886) 3577 7509 Fax: (886) 3577 7390 Email: sales@zilltek.com Rev.
0.9 Apr.
08, 2009 This data sheet is subject to change without notice.
Rev.
0.9 1 ZILLTEK TECHNOLOGY CORP.
REVISION HISTORY Rev.
0.5 0.6 0.7 0.8 0.9 Date 08.02.28 08.04.28 08.04.29 09.04.02 09.04.08 ZT2046 Rev.
0.9 2 ZILLTEK TECHNOLOGY CORP.
ZT2
ZT2046 Features
* 4‐wire resistive touch screen interface
* Digital I/O: 1.5V to 5.25V
* One auxiliary analog input
* Touch pressure measurement
* On‐chip reference voltage: 2.5V
* Operation voltage: 2.2V to 5.25V
* Specified throughput rate: 125 KSPS
* Battery voltage measurement: 0
