Overview
The SPSGRF-915 is a low power, sub-GHz RF transceiver module produced by STMicroelectronics. It operates in the 915 MHz ISM band and is based on the SPIRIT1 RF transceiver. This module is designed to provide a complete RF platform in a compact form factor, making it ideal for integrating wireless connectivity into electronic devices without requiring extensive RF expertise. The SPSGRF-915 is certified by FCC (FCC ID: S9NSPSGRF) and IC (IC 8976C-SPSGRF), ensuring compliance with regulatory standards and optimizing the time-to-market for end applications.
Key Specifications
| Parameter | Test Conditions | Typical Value | Unit |
|---|---|---|---|
| Supply Current (Tx, +11.6 dBm, 2-FSK, 915 MHz) | Operating mode | 22 | mA |
| Supply Current (Tx, -7 dBm, 2-FSK, 915 MHz) | Operating mode | 9 | mA |
| Supply Current (Rx, 915 MHz) | Operating mode | 10 | mA |
| Supply Current (Command mode) | 0.6 | mA | |
| Supply Current (Shutdown high level -VDD) | (with other I/O in high impedance) | 0.1 | µA |
| Frequency | 915 MHz | ||
| Data Rate | Up to 500 kbps | ||
| Output Power | Up to +11.6 dBm | ||
| Receiver Sensitivity | -118 dBm | ||
| Operating Temperature | -40 °C to 85 °C | ||
| Modulation Schemes | 2-FSK, GFSK, MSK, GMSK, OOK, ASK | ||
| Host Interface | SPI | ||
| General I/O | Up to 32 programmable I/O functions on 4 GPIO pins | ||
| Antenna Type | Integrated, Chip | ||
| Voltage - Supply | 1.8 V ~ 3.6 V |
Key Features
- Programmable Radio Features: Based on the Sub-1GHz SPIRIT1 transceiver and integrated Balun (BALF-SPI-01D3).
- Modulation Schemes: Supports 2-FSK, GFSK, MSK, GMSK, OOK, and ASK.
- Air Data Rate: From 1 to 500 kbps.
- On-board Antenna: Integrated chip antenna.
- Operating Temperature Range: From -40 °C to 85 °C.
- RF Features: Receiver sensitivity of -118 dBm and programmable RF output power up to +11.6 dBm.
- Host Interface: SPI interface for communication.
- General I/O: Up to 32 programmable I/O functions on 4 GPIO pins.
Applications
- Automatic Meter Reading (AMR): For remote metering applications.
- Home and Building Automation: For smart home and building control systems.
- Wireless Sensor Networks (WSN): For various sensor network applications.
- Industrial Monitoring and Control: For monitoring and controlling industrial processes.
- Wireless Fire and Security Alarm Systems: For secure and reliable alarm systems.
- Point-to-Point Wireless Link: For establishing direct wireless communication links.
Q & A
- What is the operating frequency of the SPSGRF-915 module?
The SPSGRF-915 module operates at 915 MHz in the ISM band.
- What are the supported modulation schemes?
The module supports 2-FSK, GFSK, MSK, GMSK, OOK, and ASK modulation schemes.
- What is the maximum data rate of the SPSGRF-915 module?
The maximum data rate is up to 500 kbps.
- What is the receiver sensitivity of the module?
The receiver sensitivity is -118 dBm.
- What is the range of the supply voltage for the SPSGRF-915 module?
The supply voltage range is from 1.8 V to 3.6 V.
- What type of antenna does the SPSGRF-915 module use?
The module uses an integrated chip antenna.
- What certifications does the SPSGRF-915 module have?
The module is certified by FCC (FCC ID: S9NSPSGRF) and IC (IC 8976C-SPSGRF).
- What is the operating temperature range of the SPSGRF-915 module?
The operating temperature range is from -40 °C to 85 °C.
- What type of host interface does the SPSGRF-915 module use?
The module uses an SPI interface for communication.
- How many programmable I/O functions does the SPSGRF-915 module support?
The module supports up to 32 programmable I/O functions on 4 GPIO pins.
