Products
Wireless RF
Semtech SX1231H
Integrated RF Transceiver with on +20dBm 290-1000 MHz
The SX1231H is a highly integrated RF transceiver capable of operation over a wide frequency range, including the 433, 868 and 915 MHz license-free ISM frequency bands.
Overview
Features
- +20 dBm - 100 mW Power Output Capability
- High Sensitivity: down to -120 dBm at 1.2 kbps
- High Selectivity: 16-tap FIR Channel Filter
- Bullet-proof front end: IIP3 = -18 dBm, IIP2 = +35 dBm, 80 dB Blocking Immunity, no Image Frequency response
- Low current: Rx = 16 mA, 100nA register retention
- Programmable Pout: -18 to +20 dBm in 1dB steps
- Constant RF performance over voltage range of chip
- FSK Bit rates up to 300 kb/s
- Fully integrated synthesizer with a resolution of 61 Hz
- FSK, GFSK, MSK, GMSK and OOK modulations
- Built-in Bit Synchronizer performing Clock Recovery
- Incoming Sync Word Recognition
- 115 dB+ Dynamic Range RSSI
- Automatic RF Sense with ultra-fast AFC
- Packet engine with CRC-16, AES-128, 66-byte FIFO
- Built-in temperature sensor
Applications
- Automated Meter Reading
- Wireless Sensor Networks
- Home and Building Automation
- Wireless Alarm and Security Systems
Packaging
- QFN 24
Order Codes
- SX1231HIMLTRT - Pb-free, Halogen free, RoHS/WEEE compliant product
Datasheets and Resources
Application Notes
- FCC Part 15.247 Rules Systems Using Digital Modulation
- Improving the Accuracy of a Crystal Oscillator
- RF Design Guidelines: PCB Layout and Circuit Optimization
- SX1231 Wireless Star Network with FHSS
- XE8000 Driving XE1200 transceivers - Standard API definitions