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SI4432-V2-FMR is listed in the RF Transceiver ICS range at ChipApex. The manufacturer field lists Silicon Labs. Its product description is IC RF TXRX ISM 20VFQFN. Review the specifications below when checking this part for your BOM.
RF Transceiver ICS specifications for SI4432-V2-FMR
- Description：IC RF TXRX ISM 20VFQFN
- Series：*
- Mfr：Silicon Labs
- Package：Tape & Reel (TR)
- Type：-
- RF Family/Standard：-
- Protocol：-
- Modulation：-
- Frequency：-
- Data Rate (Max)：-
- Power - Output：-
- Sensitivity：-
- Memory Size：-
- Serial Interfaces：-
- Voltage - Supply：-
- Current - Receiving：-
- Current - Transmitting：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- GPIO：-
- Grade：-
- Qualification：-
RF Transceiver ICS datasheet and documents for SI4432-V2-FMR
RF Transceiver ICS Overview
The SI4432-V2-FMR is a sub-GHz RF transceiver from Silicon Labs, operating within the 240MHz to 930MHz frequency range. It supports GFSK, FSK, and OOK modulation schemes with a sensitivity of -118 dBm. The device functions on an operating supply voltage of 3V, with a minimum of 1.8V and maximum of 3.6V. It utilizes a 20-pin QFN package measuring 4x4x0.85mm and features SPI interface connectivity. The component operates between -40°C and +85°C.
RF Transceiver ICS Feature Summary
- Supports multiple modulation formats including GFSK, FSK, and OOK for versatile communication protocols
- Integrates low IF architecture optimized for ISM band applications
- Provides high receiver sensitivity for reliable long-range wireless data transmission
RF Transceiver ICS Applications
- Wireless sensor networks
- Industrial control systems
- Smart home devices
RF Transceiver ICS Procurement Notes
Verify availability status as this specific part number may be obsolete or discontinued by the manufacturer. Confirm compatibility with current production requirements before procurement planning. Check for valid substitute part numbers if original stock is unavailable. Ensure ordering suffixes match required packaging specifications. Validate technical parameters against system design constraints prior to purchase.
RF Transceiver ICS Selection Notes
Select this component for applications requiring sub-GHz wireless communication with moderate data rates. Consider the 20-pin QFN package size for PCB layout constraints. Evaluate power consumption profiles against battery life requirements. Verify frequency band compliance with regional regulatory standards. Assess integration complexity with host microcontrollers via SPI interface.
RF Transceiver ICS Part Context
This model belongs to the Si4432 series of low-power RF transceivers designed for IoT and industrial applications. It represents a high-integration solution combining transmitter and receiver functionalities in a single chip. The series is known for supporting various modulation types and offering robust performance in ISM bands.
RF Transceiver ICS Replacement Considerations
Public sources indicate the SI4432-V2-FMR is obsolete. Available substitutes include other Si4432 variants such as SI4432-B1-FM. Verify pinout and register compatibility when transitioning to alternative part numbers.
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