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AR7643 Datasheet PDF

Advanced Reality Technology AR7643

The AR7643 Touch Panel Controller IC is a 12-bit analog-to-digital (ADC) converter with SPI serial interface and low on-resistance drivers for 4-wire resistive touch panels. The AR7643 is a highly integrated controller for portable applications with 4-wire resistive touch panel such as, PDA, portable instruments, cellular phone, etc. The AR7643 consumes only 800µW at a 125kHz sample rate and a 2.7V supply and consumes only 0.3µW at shutdown mode.
Part No. AR7643
Datasheet AR7643 Download
Manufacturer Advanced Reality Technology
Description TOUCH PANEL CONTROLLER
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AR7643 datasheet page 1 preview

FEATURES

SERIAL INTERFACE 4-WIRE TOUCH PANEL INTERFACE EMBEDDED TOUCH PANEL DRIVERS 2.7V TO 5.5V SUPPLY VOLTAGE 12-BIT ANALOG TO DIGITAL CONVERTER PROGRAMMABLE 8- OR 12-BIT RESOLUTION UP TO 125KHz CONVERSION RATE 2 AUXILIARY ANALOG INPUTS FULL POWER-DOWN CONTROL 16 PIN SSOP PACKAGE

APPLICATIONS

TOUCH PANELS PERSONAL DIGITAL ASSISTANTS (PDA) POINT-OF-SALES TERMINALS PAGES HIGH SPEED DATA ACQUISTION PORTABLE INSTRUMENTS LOW POWER INSTRUMENTS AR7643

DESCRIPTION

The AR7643 is guaranteed down to 2.7V supply. The AR7643 is provided in a very small 16-lead SSOP package and is guaranteed over the temperature range. Pin Configuration Ordering Information PART AR7643 TEMP. RANGE -40℃ to +85℃ PACKAGE SSOP-16 Preliminary May 27, 2001 Advanced Reality Technology Inc. 4F-1, No. 9, Prosperity 1st Road, Science-Based Industrial Park, Hsin-Chu, 300 Taiwan TEL : 886 -3-5633056 FAX : 886-3-5632886 VDD X+ Y+ XY- GND IN3 IN4 1 2 3 4 5 6 7 8 AR7643 SSOP-16 16 DCLK 15 /CS 14 DIN 13 BUSY 12 DOUT 11 /PENIRQ 10...
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