CC1101RGPR TI Low Power Sub-1GHz RF Transceiver 20-VQFN

The CC1101RGPR from Texas Instruments is a low-power Sub-1GHz RF transceiver designed for wireless applications requiring long battery life, flexible communication, and reliable data transmission. It integrates a highly configurable RF transceiver and baseband modem, providing a complete solution for low-cost wireless systems. (ti.com)

The device supports multiple frequency bands including 300–348MHz, 387–464MHz, and 779–928MHz, covering common ISM and SRD wireless frequency ranges. It supports various modulation formats including 2-FSK, 4-FSK, GFSK, MSK, ASK, and OOK, with programmable data rates up to 600kbps. (ti.com)

CC1101RGPR integrates advanced hardware features including packet handling, data buffering, clear channel assessment (CCA), link quality indication (LQI), RSSI measurement, automatic wake-up, and frequency compensation functions. The device includes independent 64-byte TX and RX FIFOs and communicates with the host MCU through an SPI interface.

Designed for ultra-low-power operation, CC1101RGPR features a sleep current of approximately 200nA, making it suitable for battery-powered wireless products. It is supplied in a compact 20-pin VQFN package (4mm × 4mm) and supports an operating temperature range of -40°C to +85°C.

Typical applications include wireless sensor networks, smart meters, home automation, industrial monitoring, remote controls, security systems, and IoT wireless nodes.

Key Features

• Low-power Sub-1GHz RF transceiver
• Frequency ranges:
  • 300–348MHz
  • 387–464MHz
  • 779–928MHz
• Modulation support:
  • 2-FSK
  • 4-FSK
  • GFSK
  • MSK
  • ASK
  • OOK
• Data rate: up to 600kbps
• Programmable channel bandwidth
• Integrated packet processing
• 64-byte TX FIFO
• 64-byte RX FIFO
• SPI control interface
• RSSI measurement
• Link quality indication (LQI)
• Clear channel assessment (CCA)
• Automatic wake-up function
• Low sleep current: approximately 200nA
• Supply voltage: 1.8V to 3.6V
• Package: 20-pin VQFN
• Package size: 4mm × 4mm
• Operating temperature: -40°C to +85°C