| PartNumber | CC2541F256RHAR | CC2541F128RHAR | CC2541F128RHAT |
| Description | RF System on a Chip - SoC RF Bluetooth SMART SOC BLE | RF System on a Chip - SoC RF Bluetooth SMART SOC BLE | RF System on a Chip - SoC RF Bluetooth SMART SOC BLE |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| RoHS | Y | Y | Y |
| Type | Bluetooth | Bluetooth | Bluetooth |
| Core | 8051 | 8051 | 8051 |
| Operating Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz |
| Maximum Data Rate | 2 Mb/s | 2 Mb/s | 2 Mb/s |
| Output Power | 0 dBm | 0 dBm | 0 dBm |
| Sensitivity | - 93 dBm | - 93 dBm | - 93 dBm |
| Operating Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| Supply Current Receiving | 17.9 mA | 17.9 mA | 17.9 mA |
| Supply Current Transmitting | 18.2 mA | 18.2 mA | 18.2 mA |
| Program Memory Size | 256 kB | 128 kB | 128 kB |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Package / Case | VQFN-40 | VQFN-40 | VQFN-40 |
| Packaging | Reel | Reel | Reel |
| Program Memory Type | Flash | Flash | Flash |
| Series | CC2541 | CC2541 | CC2541 |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Data RAM Size | 8 kB | 8 kB | 8 kB |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | I2C, SPI, UART |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of I/Os | 23 I/O | 23 I/O | 23 I/O |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 8 | 8 | 8 |
| Number of Timers | 4 Timer | 4 Timer | 4 Timer |
| Processor Series | CC2541 | CC2541 | CC2541 |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 2500 | 2500 | 250 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Tradename | SimpleLink | SimpleLink | SimpleLink |
| Part # Aliases | HPA01216RHAR | HPA01215RHAR | - |
| Unit Weight | 0.002822 oz | 0.002822 oz | 0.002822 oz |
| Height | - | - | 1 mm |
| Length | - | - | 6.15 mm |
| Width | - | - | 6.15 mm |