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SI4355-B1A-FMR The Silicon Labs SI4355-B1A-FMR is a low-current, sub-GHz EZRadio receiver. It offers excellent sensitivity and a wide frequency range for various applications.
Mfr Part #:

SI4355-B1A-FMR

Available from 3 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs SI4355-B1A-FMR is a low-current, sub-GHz EZRadio receiver. It offers excellent sensitivity and a wide frequency range for various applications.
✓ Total Stock: 12,923 pcs
$ Price Range: $0.99

SI4355-B1A-FMR Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
6,877 pcs
On Request
6877 pcs On Request 1 On Request On Request 20+ On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
3,046 pcs
On Request
3046 pcs On Request 1 On Request On Request 16+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
3,000 pcs
On Request
3000 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SI4355-B1A-FMR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Antenna Connector
Applications
Approval Agency
Current
Data Interface
Data Rate (Max)
Frequency
Frequency Range
Lead Spacing
Modulation or Protocol
Mounting Type
Operating Temperature
Sensitivity
Supplier Device Package
Voltage
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SI4355-B1A-FMR Description

Short technical summary and product information.

The Silicon Labs SI4355-B1A-FMR is an easy-to-use, low-current sub-GHz receiver utilizing EZRadio technology. It covers major frequency bands and offers plug-and-play simplicity with flexibility for diverse applications.

 

Key electrical specifications include a receive sensitivity of -116 dBm, a low active current consumption of 10 mA, and a standby current of 50 nA, contributing to superior battery life. The device supports FSK, GFSK, and OOK modulation and can achieve a maximum data rate of 500 kbps. The operating supply voltage ranges from 1.8 V to 3.6 V.

 

This receiver operates across multiple frequency bands, including 283-350 MHz, 425-525 MHz, and 850-960 MHz. It features automatic frequency control (AFC) and automatic gain control (AGC) for enhanced performance. The integrated battery voltage sensor and packet handling capabilities simplify integration.

 

The Si4355 is housed in a compact 20-pin 3x3 mm QFN package, suitable for surface mount applications. Its small footprint and low external component count make it a cost-effective and space-efficient solution for applications such as remote controls, home automation, and sensor networks.

SI4355-B1A-FMR Quick Information

Product Type: RF Receiver
Series: Si4355
Canonical Name: Si4355 EZRadio Sub-GHz Receiver
Subcategory: Wireless RF Integrated Circuits

SI4355-B1A-FMR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SI4355-B1A-FMR Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

SI4355-B1A-FMR Features

  • Low-current sub-GHz EZRadio receiver.
  • Excellent sensitivity of -116 dBm.
  • Supports FSK, GFSK, and OOK modulation.
  • Wide operating voltage from 1.8V to 3.6V.
  • Compact 3x3mm 20-QFN package.

SI4355-B1A-FMR Applications

  • Ideal for remote control systems.
  • Suitable for home security alarms.
  • Used in telemetry applications.
  • Applicable for garage and gate openers.
  • Enables home automation solutions.

SI4355-B1A-FMR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the SI4355-B1A-FMR?

The operating voltage range is 1.8V to 3.6V.

What is the receive sensitivity of the SI4355-B1A-FMR?

The receive sensitivity is -116 dBm.

What modulation types does the SI4355-B1A-FMR support?

It supports FSK, GFSK, and OOK modulation.

What is the maximum data rate for this RF receiver?

The maximum data rate is 500 kbps.

What are the operating temperature limits for the SI4355-B1A-FMR?

The operating temperature range is -40°C to 85°C.

What package type is the SI4355-B1A-FMR supplied in?

It is supplied in a 20-QFN (3x3 mm) package.

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