UR5HCSPI-FB Datasheet PDF - Semtech Corporation

DESCRIPTION
The SPICoderTM UR5HCSPI keyboard encoder and power management IC is designed specifically for handheld PCs (H/PCs). The off-the-shelf UR5HCSPI will readily work with CPUs designed for Windows CE®, saving OEMs significant development time and money as well as minimizing time-to-market for the new generations of handheld products.

FEATURES
• SPI-compatible keyboard encoder and power management IC with other interfaces available
• Compatible with Windows CE® keyboard specification
• Zero-PowerTM — typically consuming less than 2µA, between 3-5V
• Offers overall system power management capabilities
• Compatible with “system-on silicon” CPUs for H/PCs
• Special keyboard and power management modes for H/PCs, including programmable “wake-up” keys
• Scans, debounces, and encodes an 8 x 12 matrix and controls discrete switches and LED indicators
• Custom versions available

APPLICATIONS
• StrongARMTM Handheld PCs
• Windows CE® Platforms
• Web Phones
• Personal Digital Assistants (PDAs)
• Wearable Computers
• Internet Appliance