Proximity Touch Controller Integrated Circuits IC 2 Channels MTCH102 MTCH105 MTCH108

MTCH102 2 channels Proximity Touch controller Integrated circuits IC Capacitive Touch Buttons 8-MSOP MTCH105 MTCH108

MTCH102 MTCH105 MTCH108: 2, 5 and 8-Channel Proximity/Touch Controller IC Description:

The Microchip mTouch® MTCH102/5/8 Proximity/Touch Controller with simple digital output provides an easy way to add proximity or touch detection to any application. This device family implements capacitive sensors with active guarding capability. The sensitivity and power mode can be configured through the MTSA and MTPM pins. The MTCH102/5/8 devices also use an advanced optimization algorithm to actively suppress noise from the signal to achieve reliable proximity/touch detection.

Typical Application

• Light Switch

• Portable Device Enabler

• White Goods and Appliance

• Office Equipment and Toys

• Display and Keypad Back-lighting Activation

MTCH102 Microchip Integrated circuits IC Specification:

The MTCH102 is a 2 channels Proximity/Touch controller with simple digital outputs. The sensitivity and power mode can be configured. The MTCH102 device uses an advanced optimization algorithm to actively suppress noise from the signal to achieve reliable proximity/touch detection.

Features:

• Capacitive Proximity and Touch Detection System: - High Signal to Noise Ratio (SNR) - Adjustable sensitivity with compensation for different sensor sizes - Multi-stage active noise suppression filters - Automatic environmental compensation - Support wide range of sensor shapes and sizes

• Simple I/O Interface with Existing System

• Smart Scan Scheduling

• Threshold Hysteresis

Device: MTCH102; MTCH105; MTCH108.

(1) Temperature Range:

I = -40 C to +85 C (Industrial)

E = -40C to +125C (Extended)

Package: MS = MSOP SS = SSOP MU = UDFN GZ = UQFN ST = TSSOP ML = QFN

Part number:

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About Microchip Technology

Microchip Technology Inc. is a leading provider of microcontroller and analog semiconductors, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona,
Microchip offers outstanding technical support along with dependable delivery and quality.

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