XPT2046 Data Sheet

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XPT2046 Touch Screen controller CCooppyyrriigghhtt 22000077,, SSHHEENNZZHHEENN XXPPTTEEKK TTEECCHHNNOOLLOOGGYY ,,LLTTDD 1/30 XXPPTT22004466 DDaattaa SShheeeett XPT2046 Touch Screen controller CCooppyyrriigghhtt 22000077,, SSHHEENNZZHHEENN XXPPTTEEKK TTEECCHHNNOOLLOOGGYY ,,LLTTDD 2/30 CONTENTS GENERAL DESCRIPTION ........................................ ........................................ .............................3 3 3 BLOCK DIAGRAM ........................................ ........................................ ........................................ .. 4 ABSOLUTE MAXIMUM RATINGS.

XPT2046 Touch Screen Controller Theory Of Opration . The XPT2046 is a classic successive approximation register (SAR) analog-to-digital converter (ADC). The . architecture is based on capacitive redistribution, which inherently includes a sample-and-hold function. The . converter is fabricated on a 0.6m CMOS process.

  Controller