Overview
The Texas Instruments CC2640R2LRHBR is a part of the SimpleLink™ Bluetooth® 5.1 Low Energy wireless microcontroller (MCU) family. This device is optimized for low-power wireless communication and advanced sensing, making it suitable for various applications including medical, asset tracking, personal electronics, retail automation, and building automation. The CC2640R2LRHBR features a powerful Arm® Cortex®-M3 processor and supports Bluetooth® 5.1 Low Energy and Proprietary 2.4 GHz applications. It is fully qualified with a Bluetooth® 5.1 software protocol stack and integrates a dedicated software-controlled radio controller (Arm® Cortex®-M0) for flexible low-power RF transceiver capability.
Key Specifications
| Parameter | Description |
|---|---|
| Processor | Arm® Cortex®-M3, up to 48-MHz clock speed |
| Memory | 275KB of nonvolatile memory (128KB in-system programmable flash), up to 28KB of system SRAM, 8KB of SRAM for cache or system RAM use |
| Package | 5-mm × 5-mm RHB VQFN32 (15 GPIOs) |
| Supply Voltage | Normal operation: 1.8 to 3.8 V, External regulator mode: 1.7 to 1.95 V |
| Power Consumption | Active-mode RX: 5.9 mA, Active-mode TX at 0 dBm: 6.1 mA, Active-mode TX at +5 dBm: 9.1 mA, Standby: 1.5 µA, Shutdown: 100 nA |
| RF Section | 2.4-GHz RF transceiver compatible with Bluetooth low energy 5.1 and earlier LE specifications, programmable output power up to +5 dBm |
| Peripherals | Four general-purpose timer modules, 12-bit ADC, UART, I2C, I2S, 2× SSI (SPI, MICROWIRE, TI), real-time clock (RTC), AES-128 security module, true random number generator (TRNG), integrated temperature sensor |
Key Features
- Support for Bluetooth® 5.1 features including LE Coded PHYs (Long Range), LE 2-Mbit PHY (High Speed), Advertising Extensions, and Multiple Advertisement Sets.
- Fully-qualified Bluetooth® 5.1 software protocol stack included with the SimpleLink™ CC2640R2 Software Development Kit (SDK).
- Flash-based architecture with cryptographic accelerators and provision for on-chip and off-chip Over-The-Air (OTA) updates.
- Dedicated software-controlled radio controller (Arm® Cortex®-M0) for flexible low-power RF transceiver capability.
- Excellent radio sensitivity and robustness performance for Bluetooth® Low Energy (-97 dBm for 1Mbps PHY).
- Pin compatible with other SimpleLink™ devices in 5-mm × 5-mm and 7-mm × 7-mm VQFN packages.
- Low power consumption with various power-saving modes (Active, Standby, Shutdown).
- Integrated temperature sensor, AES-128 security module, and true random number generator (TRNG).
Applications
- Home and Building Automation: Connected appliances, lighting, smart locks, gateways, security systems.
- Industrial: Factory automation, asset tracking and management, HMI, access control.
- Electronic Point Of Sale (EPOS) and Electronic Shelf Label (ESL).
- Health and Medical: Electronic thermometers, SpO2, blood glucose monitors, blood pressure monitors, weigh scales, hearing aids.
- Sports and Fitness: Wearable fitness and activity monitors, smart trackers, patient monitors, fitness machines.
- HID (Human Interface Devices): Gaming, pointing devices (wireless keyboard and mouse).
Q & A
- What is the CC2640R2LRHBR? The CC2640R2LRHBR is a Bluetooth® 5.1 Low Energy wireless microcontroller from Texas Instruments, part of the SimpleLink™ family.
- What processor does it use? It uses an Arm® Cortex®-M3 processor with a clock speed of up to 48 MHz.
- What are the memory specifications? It has 275KB of nonvolatile memory, including 128KB of in-system programmable flash, and up to 28KB of system SRAM.
- What are the power consumption characteristics? It has low power consumption with active-mode RX at 5.9 mA, active-mode TX at 0 dBm at 6.1 mA, and standby mode at 1.5 µA.
- What Bluetooth features does it support? It supports Bluetooth® 5.1 features including LE Coded PHYs, LE 2-Mbit PHY, Advertising Extensions, and Multiple Advertisement Sets.
- What peripherals does it have? It includes four general-purpose timer modules, a 12-bit ADC, UART, I2C, I2S, 2× SSI, real-time clock (RTC), AES-128 security module, true random number generator (TRNG), and an integrated temperature sensor.
- What are the typical applications of this device? It is used in home and building automation, industrial automation, EPOS, health and medical devices, sports and fitness, and HID devices.
- Is it pin compatible with other SimpleLink™ devices? Yes, it is pin compatible with other SimpleLink™ devices in 5-mm × 5-mm and 7-mm × 7-mm VQFN packages.
- What development tools are available? It supports full-feature development kits, multiple reference designs, SmartRF™ Studio, IAR Embedded Workbench® for Arm®, and Code Composer Studio™ Integrated Development Environment (IDE).
- Does it support over-the-air updates? Yes, it supports over-the-air (OTA) updates.
