AD7873
AD7873 is Touch Screen Digitizer manufactured by Analog Devices.
Data Sheet
Features
4-wire touch screen interface On-chip temperature sensor:
- 40°C to +85°C On-chip 2.5 V reference Direct battery measurement (0 V to 6 V) Touch pressure measurement Specified throughput rate of 125 kSPS Single supply, VCC of 2.2 V to 5.25 V Ratiometric conversion High speed serial interface Programmable 8-bit or 12-bit resolution One auxiliary analog input Shutdown mode: 1 µA maximum 16-lead QSOP, TSSOP, and LFCSP packages
APPLICATIONS
Personal digital assistants Smart hand-held devices Touch screen monitors Point-of-sale terminals Pagers
GENERAL DESCRIPTION
The AD7873 is a 12-bit successive approximation ADC with a synchronous serial interface and low on resistance...
