FM7843

Touch Screen Controller

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 General 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. ADC input Channel 3 Auxi.

FM7843 Datasheet (298.22 KB)

FM7843 Datasheet Preview — Preview of FM7843 PDF

Datasheet Details

Part number:

FM7843

Manufacturer:

Shanghai Fudan Microelectronics

File Size:

298.22 KB

Description:

Touch screen controller.
www.DataSheet4U.com FM7843 Touch Screen Controller Specification Oct. 2007 FM7843 Touch Screen Controller Ver 1.0 Specification 1 www.DataSheet4.

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FM7843 Touch Screen Controller Shanghai Fudan Microelectronics

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FM7843 Features

FM7843 General Description

Datasheet Details

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FM7843 Distributor