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FM7843 Datasheet - Shanghai Fudan Microelectronics

FM7843 - Touch Screen Controller

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.

ADC input Channel 3 Auxi

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

FM7843 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

FM7843_ShanghaiFudanMicroelectronics.pdf

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Datasheet Details

Part number:

FM7843

Manufacturer:

Shanghai Fudan Microelectronics

File Size:

298.22 KB

Description:

Touch screen controller.

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