MAX1234 controller equivalent, esd-protected touch-screen controllers include dac and keypad controller.
The MAX1233/MAX1234 are complete PDA controllers in 5mm × 5mm, 28-pin QFN and TQFN packages. They feature a 12-bit analog-to-digital converter (ADC), low onresistance switches for driving resistive touch screens, an internal +1.0V/+2.5V or external r.
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