MICRF229YQS-TR

Product Overview

MICRF229YQS-TR from Microchip Technology is a 400 MHz to 450 MHz ASK/OOK receiver with auto-poll. This receiver-oriented summary is written for engineers and sourcing teams that need a clear view of the receiver function, operating band and interface requirements.

The content focuses on architecture, RF band or radio standard, power/interface characteristics and practical design notes for BOM sourcing and replacement projects.

Key Features

• Manufacturer: Microchip Technology
• Part Number: MICRF229YQS-TR
• Device Type: 400 MHz to 450 MHz ASK/OOK receiver with auto-poll
• Receiver Architecture: UHF downconverter, ASK/OOK demodulator, reference/control logic and auto-poll receiver blocks
• Frequency Range: 400 MHz to 450 MHz
• Modulation: ASK / OOK
• Receiver Sensitivity: -112 dBm class receiver sensitivity
• Data Rate: Up to 20 kbps class
• Receive Current: 6 mA class receive current
• Power Saving: Auto-poll circuitry for duty-cycled low-power receiving
• Package / Case: 16-pin QSOP receiver package family
• Design Notes: Set auto-poll timing, data filter and wake-up behavior to match the transmitter packet structure.

Applications

Remote controls, RKE, TPMS, security sensors and short-range wireless control receivers in the 400 MHz to 450 MHz band.

Battery-powered receiver nodes where auto-poll and low receive current help reduce average current.

Quality & Sourcing

Antrex Electronics can support sourcing for MICRF229YQS-TR through available stock checks, BOM consolidation and alternative-lot review. For RF receiver and radio receiver parts, package condition, lot/date code, moisture handling and original labeling should be checked before shipment.

For shortage support or legacy builds, Antrex Electronics can coordinate visual inspection, packaging verification and third-party electrical or authenticity testing when required. This helps buyers manage risk when sourcing discontinued, allocated or hard-to-find receiver ICs and modules.