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AK4184A

Asahi Kasei Microsystems
Part Number AK4184A
Manufacturer Asahi Kasei Microsystems
Description TSC
Published Sep 21, 2017
Detailed Description [AK4184A] AK4184A TSC with Keypad Scanner and GPIO Expander GENERAL DESCRIPTION The AK4184A is a 12-bit A/D converter wi...
Datasheet PDF File AK4184A PDF File

AK4184A
AK4184A

Overview
[AK4184A] AK4184A TSC with Keypad Scanner and GPIO Expander GENERAL DESCRIPTION The AK4184A is a 12-bit A/D converter witch operates 125kHz (max) sampling rate with a 4-wire resistive touch screen controller (TSC), including low-on resistance switches, touch pressure measurement capability, a maximum 6 x 5 keypad scanner, eight GPIO ports, and a PWM generator for LED contrast control.
The AK4184A operates down to a 2.
5V supply voltage, and it tolerates digital I/O interface voltage from 1.
6V to AVDD in order to connect to low voltage controllers.
The AK4184A supports SPI interface for communication to a host controller.
The AK4184A is available in a 41-pin BGA package and it operates over a ...


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