| PartNumber | CC2540TF256RHAR | CC2540TF256RHAT | CC2540TDK-LIGHT |
| Description | RF Microcontrollers - MCU RF Bluetooth SMART SOC high temp BLE | RF Microcontrollers - MCU RF Bluetooth SMART SOC high temp BLE | Bluetooth Development Tools (802.15.1) Bluetooth Low Energy Light Developmnt Kit |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | RF Microcontrollers - MCU | RF Microcontrollers - MCU | Bluetooth Development Tools (802.15.1) |
| RoHS | Y | Y | N/A |
| Program Memory Size | 256 kB | 256 kB | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Package / Case | VQFN-40 | VQFN-40 | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Packaging | Reel | Reel | Bulk |
| Series | CC2540T | CC2540T | CC2540 |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | RF Microcontrollers - MCU | RF Microcontrollers - MCU | Bluetooth Development Tools |
| Factory Pack Quantity | 2500 | 250 | 1 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Development Tools |
| Tradename | SimpleLink | SimpleLink | SimpleLink |
| Unit Weight | 0.003668 oz | 0.003668 oz | - |
| Core | - | 8051 | - |
| Operating Frequency | - | 2.4 GHz | - |
| Data Bus Width | - | 8 bit | - |
| Data RAM Size | - | 8 kB | - |
| Maximum Clock Frequency | - | 32 MHz | - |
| Operating Supply Voltage | - | 2 V to 3.6 V | - |
| Output Power | - | 4 dBm | - |
| Interface Type | - | USB | - |
| Number of I/Os | - | 21 I/O | - |
| Development Kit | - | CC2540T Mini Development Kit | - |
| Number of Timers | - | 3 Timer | - |
| Supply Voltage Max | - | 3.6 V | - |
| Supply Voltage Min | - | 2 V | - |