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FM7843 - Touch Screen Controller

Description

Symbol Vcc X+ Y+ XYGND IN3 IN4 Vref Vcc PENIRQ DOUT BUSY DIN CS DCLK Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Power supply 2.7v to 5v X+ Position input.

ADC input Channel 1 Y+ Position input.

ADC input Channel 2 X- Position input Y- Position input Ground Auxiliary input 1.

Features

  • ‹ ‹ ‹ ‹ ‹ ‹ ‹ Realizing the driver selection of touch screen Analog-to-digital conversion on input voltage or auxiliary voltage Synchronous serial interface Up to 125kHz conversion rate Programmable 8-bit or 12-bit resolution Single supply: 2.7V to 5V 2 auxiliary analog inputs Block Diagram FM7843 Touch Screen Controller Ver1.0 Specification 3 www. DataSheet4U. com Pin Assignment Pin.

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Datasheet Details

Part number FM7843
Manufacturer Shanghai Fudan Microelectronics
File Size 298.22 KB
Description Touch Screen Controller
Datasheet download datasheet FM7843 Datasheet
Additional preview pages of the FM7843 datasheet.

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    Full PDF Text Transcription

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    www.DataSheet4U.com FM7843 Touch Screen Controller Specification Oct. 2007 FM7843 Touch Screen Controller Ver 1.0 Specification 1 www.DataSheet4U.com INFORMATION IN THIS DOCUMENT IS INTENDED AS A REFERENCE TO ASSIST OUR CUSTOMERS IN THE SELECTION OF SHANGHAI FUDAN MICROELECTRONICS CO., LTD PRODUCT BEST SUITED TO THE CUSTOMER'S APPLICATION; THEY DO NOT CONVEY ANY LICENSE UNDER ANY INTELLECTUAL PROPERTY RIGHTS, OR ANY OTHER RIGHTS, BELONGING TO SHANGHAI FUDAN MICROELECTRONICS CO., LTD OR A THIRD PARTY. WHEN USING THE INFORMATION CONTAINED IN THIS DOCUMENTS, PLEASE BE SURE TO EVALUATE ALL INFORMATION AS A TOTAL SYSTEM BEFORE MAKING A FINAL DECISION ON THE APPLICABILITY OF THE INFORMATION AND PRODUCTS. SHANGHAI FUDAN MICROELECTRONICS CO.
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