Manufacturer Part Number
CAP1203-1-SN
Manufacturer
Microchip Technology
Introduction
CAP1203-1-SN is a capacitive touch sensor interface with a simple 3-button touch interface.
Product Features and Performance
Integrated touch sensing with 3 inputs
Support for both I2C and SMBus communication protocols
8-bit resolution for precise touch detection
Internal voltage regulator for stable operation
Automatic recalibration to adapt to environmental changes
Power consumption optimization features for battery-powered applications
Product Advantages
Low power consumption enhances battery life
Robust sensing eliminates false touches
High temperature range ensures reliability across many environments
Programmable sensitivity allows customization for different applications
Key Technical Parameters
Number of Inputs: 3
Voltage - Supply: 3V to 5.5V
Current - Supply: 750µA
Resolution: 8 b
Operating Temperature: -40°C to 125°C
Mounting Type: Surface Mount
Package/Case: 8-SOIC
Quality and Safety Features
Built-in self-test capabilities
Automatic recalibration maintains consistent performance
Protection against electrostatic discharge (ESD)
Compatibility
Compatible with I2C and SMBus communication standards
Applicable for a variety of microcontrollers and microprocessors
Application Areas
Consumer electronics
Home appliances
Industrial controls
Medical devices
Automotive interfaces
Product Lifecycle
Active Product Status with ongoing manufacturer support
Not nearing discontinuation
Replacements and upgrades may be available
Several Key Reasons to Choose This Product
Energy-saving features for extended battery life
Highly sensitive and adjustable touch sensing
Durable operation across a wide temperature range
Compact form factor suitable for space-constrained applications
Support from an established manufacturer with product continuity guarantees
Easy integration with existing systems using common communication protocols