Manufacturer Part Number
SI4438-C2A-GM
Manufacturer
Energy Micro (Silicon Labs)
Introduction
Highly integrated multi-channel sub-GHz RF transceiver IC
Suitable for a wide range of low-power wireless applications
Product Features and Performance
Operating frequency range: 425MHz to 525MHz
Supports multiple modulation schemes: FSK, GFSK, GMSK, OOK
Maximum data rate: 500kbps
High output power: up to 20dBm
High receiver sensitivity: -124dBm
Low current consumption: 13.7mA in receive mode, 75mA in transmit mode
Wide operating temperature range: -40°C to 85°C
Integrated 4 GPIOs for flexible configuration
Product Advantages
Highly integrated, reducing design complexity and component count
Excellent RF performance and power efficiency
Wide frequency and temperature range for versatile applications
Configurable interface and peripherals for flexibility
Key Technical Parameters
Frequency range: 425MHz to 525MHz
Supply voltage: 1.8V to 3.6V
Package: 20-VFQFN Exposed Pad
Quality and Safety Features
RoHS compliant
Manufactured in a quality-controlled environment
Compatibility
Compatible with various sub-GHz wireless protocols and standards
Application Areas
Wireless sensor networks
Industrial automation and control
Home and building automation
Metering and smart grid applications
Short-range wireless communication systems
Product Lifecycle
This product is currently in active production and not near discontinuation
Replacement or upgrade options may be available from the manufacturer
Several Key Reasons to Choose This Product
Excellent RF performance and power efficiency for low-power wireless applications
Wide frequency and temperature range for diverse use cases
Highly integrated design simplifying system development
Configurable interface and peripherals for flexible implementation
Proven reliability and quality from a reputable manufacturer