Mfr Part #:

SI4455

Mfr Name: N-A

The Silicon Labs SI4455-C2A-GMR is an RF Transceiver operating in the 284 MHz to 960 MHz frequency range. It offers a maximum data rate of 500 Kb/s and an output power of 13 dBm.

✓ Total Stock: 240 pcs

$ Price Range: $2.16

SI4455 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
ACK ELEKTRONIK ✓ Non-Authorised Inventory information	240 pcs On Request	240 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

SI4455 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	N-A
Approval Agency	284 MHz to 960 MHz
Frequency Range	284 MHz to 960 MHz
Mounting Style	Smd/Smt
Output Power	13 dBm
Sensitivity	-115 dBm
Type	Ism

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SI4455 Description

Short technical summary and product information.

The SI4455-C2A-GMR from Silicon Labs is a sub-GHz RF transceiver designed for various wireless applications. It operates across a wide frequency range of 284 MHz to 960 MHz, supporting modulation formats such as FSK, GFSK, and OOK.

This transceiver boasts a maximum data rate of 500 Kb/s and can deliver an output power of up to 13 dBm. It is designed for efficient operation with a supply voltage range of 1.8 V to 3.6 V, typically operating at 3.3 V. The device features a sensitivity of -115 dBm, making it suitable for reliable communication.

Packaged in a compact QFN-20 form factor, the SI4455-C2A-GMR is suitable for surface-mount designs. It operates within a temperature range of -40 C to +85 C. The SPI interface facilitates easy integration into embedded systems. This component is supplied in bulk packaging and is manufactured by Silicon Labs.

SI4455 Quick Information

Product Type: RF Transceiver

Series: Si4455-C2A

Canonical Name: SI4455-C2A-GMR RF Transceiver

Subcategory: Wireless & RF Integrated Circuits

SI4455 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

SI4455 Estimated Pricing

Qty	Low	High
1+	$2.16	$2.16

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

SI4455 Features

Sub-GHz RF transceiver operation.
Wide frequency range: 284 MHz to 960 MHz.
Supports FSK, GFSK, and OOK modulation.
High sensitivity of -115 dBm.
Compact QFN-20 package for SMT.

SI4455 Applications

Ideal for low-power wireless systems.
Suitable for IoT device communication.
Used in remote control applications.
Applicable for sensor data transmission.

SI4455 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating frequency range of the SI4455-C2A-GMR?

The SI4455-C2A-GMR operates in the frequency range of 284 MHz to 960 MHz.

What is the maximum data rate for this RF Transceiver?

The maximum data rate supported by the SI4455-C2A-GMR is 500 Kb/s.

What is the output power of the SI4455-C2A-GMR?

The output power of the SI4455-C2A-GMR is 13 dBm.

What are the supported modulation formats?

The SI4455-C2A-GMR supports FSK, GFSK, and OOK modulation formats.

What is the typical operating supply voltage?

The typical operating supply voltage for the SI4455-C2A-GMR is 3.3 V.

What is the sensitivity of the SI4455-C2A-GMR?

The sensitivity of the SI4455-C2A-GMR is -115 dBm.

What is the operating temperature range?

The operating temperature range for this component is -40 C to +85 C.