MICRF221AYQS
RF RX ASK/OOK 850-950MHZ 16QSOP
Quick Answer: MICRF221AYQS from Microchip Technology is a 850 MHz to 950 MHz ASK/OOK receiver.
- Manufacturer
- Microchip Technology
- Product Category
- RF Receivers
- Package
- 16-SSOP (0.154", 3.90mm Width)
- Stock
- 186 pcs
- Availability
- Current quantity subject to confirmation.
Product Attributes
| Manufacturer | Microchip Technology |
|---|---|
| Product Category | RF Receivers |
| Antenna Connector | PCB, Surface Mount |
| Current - Receiving | 9.3mA |
| Data Interface | PCB, Surface Mount |
| Data Rate (Max) | 10kbps |
| Frequency | 850MHz ~ 950MHz |
| Min Qty | 1 |
| Modulation or Protocol | ASK, OOK |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Package | Tube |
| Product status | Active |
| Sensitivity | -109dBm |
| Supplier Device Package | 16-QSOP |
| Voltage - Supply | 3V ~ 3.6V |
| Datasheet | View Datasheet PDF |
Procurement Snapshot
Key supply and purchasing information for MICRF221AYQS.
Why Source from Antrex Electronics?
Independent distribution support for verified sourcing, inspection and international procurement requirements.
Independent Distribution Support
Shortage, obsolete and hard-to-find component sourcing for production and procurement requirements.
Traceability Review
Label, lot, date code and available supply-chain documentation can be reviewed before order confirmation.
Inspection & Testing
Visual inspection, X-ray and third-party testing support can be arranged when required.
Global Procurement Support
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Credentials & Verification Support
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Detailed Description for MICRF221AYQS
Product Overview
MICRF221AYQS from Microchip Technology is a 850 MHz to 950 MHz ASK/OOK receiver. 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: MICRF221AYQS
- Device Type: 850 MHz to 950 MHz ASK/OOK receiver
- Receiver Architecture: Superheterodyne ASK/OOK receiver for upper sub-GHz ISM bands
- Frequency Range: 850 MHz to 950 MHz
- Modulation: ASK / OOK
- Receiver Sensitivity: -109 dBm class receiver sensitivity
- Data Rate: Up to 10 kbps class
- Receive Current: 9 mA class receive current
- Interface: Serial data output with RSSI support
- Package / Case: 16-pin QSOP receiver package family
- Design Notes: Select SAW/filtering and antenna match for the target 868 MHz or 915 MHz regional channel.
Applications
900 MHz remote telemetry, security, metering and low-rate proprietary wireless links.
Receiver boards that require 850 MHz to 950 MHz operation rather than 315/433 MHz bands.
Quality & Sourcing
Antrex Electronics can support sourcing for MICRF221AYQS 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.
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