AK4180VT AKM [Asahi Kasei Microsystems], AK4180VT Datasheet

AK4180VT

Manufacturer Part Number

AK4180VT

Description

Touch Screen Controller

Manufacturer

AKM [Asahi Kasei Microsystems]

Datasheet

1.AK4180VT.pdf (17 pages)

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

AK4180VT-E2

Manufacturer:

AKM

Quantity:

20 000

Current page: 1 of 17
Download datasheet (130Kb)

PENIRQN

Features:

[ASAHI KASEI]

<MS0195-E-01>

Sampling Frequency: 125kHz(max)

Pen Pressure Measurement

On-Chip Thermo Sensor

Two Auxiliary Analog Inputs

Direct Battery Measurement

4-wire I/F

On-Chip Voltage Reference(2.5V)

12 bit SAR type A/D Converter

Low Power Consumption (250 A)

Low Voltage Operation (2.7V - 3.6V)

Package

VBAT

IN1

IN2

16pin TSSOP

INTERRUPT

AK4180

PEN

Temp.

Sensor

Block Diagram

AIN+

AIN-

VCC

(SAR type)

VREF+

General Description:

a 12-bit 125kHz sampling SAR A/D converter. The AK4180 can

detect the pressed screen location by performing two A/D

conversions. In addition to location, the AK4180 also measures

touchscreen pressure.

and battery monitoring, with the ability to measure voltages from

0V to 5V.

12bit

ADC

The AK4180 also has an on-chip temperature sensor.

The AK4180 is a 4-wire touch screen controller that incorporates

On-chip VREF can be utilized for two analog auxiliary inputs

VREF-

VREF(2.5V)

Internal

Touch Screen Controller

GND

Control

Logic

CSN

VREF

DCLK

DIN

DOUT

BUSY

2003/02

[AK4180]

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