MICRF102 - Micrel Semiconductor

MICRF102 UHF ASK Transmitter

The MICRF102 is a single chip Transmitter IC for remote wireless applications. The device employs Micrel’s latest QwikRadio™ technology. This device is a true “data-in, antennaout” monolithic device. All antenna tuning is accomplished automatically within the IC which eliminates manual tuning, and reduces production costs. The result is a highly reliable yet.

Features

QwikRadio™
• Complete UHF transmitter on a monolithic chip
• Frequency range 300MHz to 470MHz
• Data rates to 20kbps
• Automatic antenna alignment, no manual adjustment
• Low external part count
• Low standby current <0.04µA Applications
• Remote Keyless Entry systems (RKE)
• Remote fan/light control
• Garage door opener transmitters
• Remote sensor data links
• Tire Pressure Monitoring System (TPMS)
• Telemetry Package 8-Pin SOIC 4.7µF 0.1µF RP1 100k RP2 6.8k Y1 MICRF102 PC VDD VSS REFOSC ASK ANTP ANTN STBY +5V ASK DATA INPUT C2 8.2pF 50V (4.7pF 50V) C3 12pF 50V (2.7pF 50V) .