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Texas Instruments

CC2640 Series | Texas Instruments | Texas Instruments

Texas Instruments CC2640 SimpleLink 2.4 GHz Bluetooth low energy wireless MCU series.

Texas Instruments CC2640 Series Wireless MCUs

2.4 GHz Bluetooth low energy TxRx + MCU devices for embedded wireless applications.

The CC2640 Series from Texas Instruments is a family of 2.4 GHz wireless microcontrollers designed for Bluetooth low energy and embedded RF applications. Parts in this series combine a wireless transceiver and MCU with 128 kB flash memory, on-chip RAM or SRAM, GPIO, and common serial interfaces such as I2C, I2S, SPI, UART, and JTAG.The series includes commercial and automotive-qualified variants, with operating temperature options up to 105 °C and package options including VQFN and DSBGA.

Key Features

  • 2.4 GHz Bluetooth wireless MCUIntegrated TxRx + MCU architecture for Bluetooth low energy designs.
  • 128 kB flash memoryCatalog parts listed with 128 kB flash and 20 kB or 28 kB RAM/SRAM options.
  • Low-power RF operationTypical listed receive current is 5.9 mA to 6.1 mA, with transmit current around 9.1 mA.
  • Flexible serial interfacesSupports combinations of I2C, I2S, JTAG, SPI, and UART depending on the part number.
  • Package and grade optionsAvailable in VQFN and DSBGA packages, including AEC-Q100 automotive-grade variants.

Target Applications

  • Bluetooth low energy wireless nodes
  • IoT sensors and connected devices
  • Industrial monitoring and control
  • Consumer wearable and portable electronics
  • Automotive wireless applications for qualified Q1 variants

Technical Specifications

Compare key CC2640 Series Bluetooth wireless MCU specifications, including protocol version, RF sensitivity, flash memory, SRAM, GPIO count, and serial interfaces.

Wireless and RF

RF Family / Standard
Bluetooth
Protocol
Bluetooth v4.1 / v5.0 / v5.1
Frequency
2.4 GHz
Data Rate (Max)
1000 kBaud / 2 MBaud
Sensitivity
-103 dBm / -97 dBm
Power Output
5 dBm

Memory and Interfaces

Memory Type
Flash RAM / Flash SRAM
Flash Memory
128 kB
RAM / SRAM
20 kB / 28 kB
GPIO Count
10 / 14 / 15 / 31
Serial Interfaces
I2C, I2S, JTAG, SPI, UART

Electrical and Package

Supply Voltage
1.8 V to 3.8 V
Operating Temperature
-40 °C to 85 °C / 105 °C
Mounting Type
Surface Mount / Surface Mount Wettable Flank
Package Name
32-VQFN / 34-DSBGA / 48-VQFN
Qualification
AEC-Q100 available
Grade
Automotive variants available

Frequently Asked Questions

Common technical questions about the CC2640 Series series.

The CC2640 Series is a Texas Instruments SimpleLink 2.4 GHz wireless MCU family for Bluetooth low energy and embedded RF designs.
The catalog table lists Bluetooth v4.1, Bluetooth v5.0, and Bluetooth v5.1 variants depending on the exact part number.
The listed CC2640 Series parts provide 128 kB flash memory.
Yes. The catalog includes AEC-Q100 automotive-grade variants such as CC2640R2FTWRGZRQ1 and CC2640R2FTWRGZTQ1.
The provided catalog table shows package options such as 32-VQFN, 34-DSBGA, and 48-VQFN.