The SI2417-B-FT is a single-chip FSK (Frequency Shift Keying) transceiver manufactured by Silicon Labs, designed for low-power wireless applications in the sub-GHz frequency bands. This transceiver integrates a complete radio transmitter and receiver, along with a modem, making it suitable for various wireless communication systems requiring robust and energy-efficient performance.

Applications

• Remote Keyless Entry (RKE)
• Tire Pressure Monitoring Systems (TPMS)
• Wireless Sensor Networks (WSN)
• Home Automation
• Industrial Control and Monitoring

Features

• Frequency Range: 300-510 MHz
• Data Rate: Up to 128 kbps
• Modulation: FSK
• Low Power Consumption
• Integrated Modem with Data Handling
• Programmable Output Power
• Automatic Frequency Control (AFC)
• Automatic Gain Control (AGC)
• Wake-on-Radio (WOR) Functionality

Benefits

• Extended Battery Life: Low power operation extends the operational life of battery-powered devices.
• Reliable Communication: FSK modulation ensures robust and dependable wireless communication, even in challenging environments.
• Simplified Design: The integrated modem reduces the need for external components, simplifying system design and reducing costs.
• Optimized Performance: AFC and AGC features enhance receiver performance by maintaining stable signal reception under varying conditions.
• Cost-Effective Solution: Single-chip integration reduces overall system cost and complexity.

Additional Details

The SI2417-B-FT operates in the sub-GHz frequency range, which offers better range and penetration compared to higher frequency bands, making it suitable for diverse application environments. The integrated modem manages data encoding, decoding, and packet handling, simplifying software development. The programmable output power enables designers to fine-tune the transmission range to optimize power consumption. The Wake-on-Radio functionality allows the receiver to remain in a low-power state, waking up only when a valid preamble is detected, further conserving power. It includes Automatic Frequency Control (AFC) and Automatic Gain Control (AGC) to maintain steady receiver performance, even with fluctuations in signal strength and frequency. The device provides a versatile solution for various wireless applications needing reliable, low-power communication.