AD7879 controller equivalent, low voltage controller.
4-wire touch screen interface 1.6 V to 3.6 V operation Median and averaging filter to reduce noise Automatic conversion sequencer and timer User-programmable conversion p.
Personal digital assistants Smart handheld devices Touch screen monitors Point-of-sale terminals Medical devices Cell ph.
The AD7879/AD7889 are 12-bit successive approximation analog-to-digital converters (SAR ADCs) with a synchronous serial interface and low on-resistance switches for driving 4-wire resistive touch screens. The AD7879/AD7889 work with a very low power .
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