Datasheet4U Logo Datasheet4U.com

MICRF221 - 850 MHz to 950 MHz Receiver

General Description

The MICRF221 is a third generation QwikRadio® receiver, offering all the benefits of Micrel's earlier QwikRadio® products with significant improvements, including: enhanced sensitivity, automatic duty-cycle feature and RSSI output.

Key Features

  • are further combined into a wholly integrated "self-polling" scheme that is ideal for low and ultra-low power.

📥 Download Datasheet

Datasheet Details

Part number MICRF221
Manufacturer Micrel Semiconductor
File Size 828.19 KB
Description 850 MHz to 950 MHz Receiver
Datasheet download datasheet MICRF221 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
MICRF221 3.3V, QwikRadio® 850 MHz to 950 MHz Receiver General Description The MICRF221 is a third generation QwikRadio® receiver, offering all the benefits of Micrel's earlier QwikRadio® products with significant improvements, including: enhanced sensitivity, automatic duty-cycle feature and RSSI output. The MICRF221 is a super-heterodyne receiver, designed for OOK and ASK modulation. The downconversion mixer also provides image rejection. The MICRF221 receiver provides a SLEEP Mode for duty-cycle operation and an enhanced, customer programmable "WAKE" function.