CAP1298 Series

Catalog

IC TOUCH SENSOR 8CH 16QFN 3X3

Part	Operating Temperature [Max]	Operating Temperature [Min]	Supplier Device Package	Interface	Type	Number of Inputs	Voltage - Supply [Max]	Voltage - Supply [Min]	Mounting Type	Package / Case	Current - Supply	Package / Case [x]	Package / Case [y]	Resolution
Microchip Technology CAP1298-1-A4-TR	125 °C	-40 °C	16-QFN (3x3)	I2C SMBus	Buttons	8	5.5 V	3 V	Surface Mount	16-VFQFN Exposed Pad	500 µA
Microchip Technology CAP1298-1-SL	125 °C	-40 °C		I2C SMBus	Buttons	8	5.5 V	3 V	Surface Mount	14-SOIC	750 µA	0.154 in	3.9 mm	8 b
Microchip Technology CAP1298-1-SL-TR	125 °C	-40 °C		I2C SMBus	Buttons	8	5.5 V	3 V	Surface Mount	14-SOIC	750 µA	0.154 in	3.9 mm	8 b

Catalog

Key Features

• * 8 Capacitive Touch Sensor inputs

• * Programmable sensitivity

• * Automatic recalibration

• * Combo Mode: Key and Proximity

• * Press and Hold feature for Volume-like Applications

• * Proximity Detection

• * Signal Guard

• * Low Power operations

• * 8kV protection

• * I²C™ and SMBus

• * 3.0V to 5.5V

• * 16-pin QFN, 14-pin SOIC

Description

The CAP1298 is a turnkey capacitive touch controller providing a wide variety of button and proximity functionality, and making it easy for designers to add aesthetically pleasing, low-cost and robust touch interfaces. It also offers improved proximity detection with its Signal Guard option.