Transcription of XPT2046 Data Sheet
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XPT2046 Data Sheet
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 .. 4 ELECTRICAL CHARACTERISTICS .. 5 PIN CONFIGURATION .. 8 PIN 8 PIN 9 TYPICAL CHARACTERISTICS .. 10 THEORY OF OPRATION ..13 BASIC OPERATION OF THE 13 ANALOG 14 INTERNAL 15 REFERENCE 16 SIMPLIFIED DIAGRAM OF SINGLE-ENDED 16 SIMPLIFIED DIAGRAM OF DIFFERENTIAL 17 TOUCH SCREEN 17 TEMPERATURE 18 BATTERY 19 PRESSURE 20 DIGITAL 21 PENIRQ OUTPUT.
2.45 . 2.50 . 15 . 500 . 2.55 . V . ppm/℃ ... At TA = +25 C, +VCC = +2.7V, IOVDD = +1.8V, VREF = External +2.5V, 12 -bit mode, PD0 = 0, fSAMPLE ... The analog input (X-, Y-, and Z-Position coordinates, auxiliary input, battery voltage, and chip temperature) to the converter is provided via a multiplexer. A unique configuration of low on ...
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