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ASAHI KASEI [AK4182]
AK4182
Features: 12 bit SAR type A/D Converter with S/H circuit Low
Voltage Operation (VCC = 2.
2V ∼ 3.
6V) Low
Voltage Digital I/F (1.
5V ∼ VCC) 4-wire I/F Sampling Frequency: 125 kHz (max) On-Chip
Voltage Reference (2.
5V) Pen Pressure Measurement On-Chip Thermo Sensor Direct Battery Measurement Low Power Consumption (260µA) Package 16pin QFN
Touch Screen Controller
General Description: The AK4182 is a 4-wire resistive touch screen controller that incorporates a 12-bit 125 kHz sampling SAR type A/D converter.
The AK4182 operates down to 2.
2V supply
voltage and supports digital I/O interface
voltage from 1.
5V to VCC in order to co...