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| PartNumber | CC2540F256RHAR | CC2540F256RHAR , SMF6.5A | CC2540F256RHAR2015 |
| Description | RF Microcontrollers - MCU RF Bluetooth SMART SOC with USB BLE | ||
| Manufacturer | Texas Instruments | - | - |
| Product Category | RF Microcontrollers - MCU | - | - |
| RoHS | Y | - | - |
| Core | 8051 | - | - |
| Operating Frequency | 2.4 GHz | - | - |
| Data Bus Width | 8 bit | - | - |
| Program Memory Size | 256 kB | - | - |
| Data RAM Size | 8 kB | - | - |
| Operating Supply Voltage | 2 V to 3.6 V | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Package / Case | VQFN-40 | - | - |
| Mounting Style | SMD/SMT | - | - |
| Packaging | Reel | - | - |
| Output Power | 4 dBm | - | - |
| Series | CC2540 | - | - |
| Brand | Texas Instruments | - | - |
| Number of I/Os | 21 I/O | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of Timers | 3 Timer | - | - |
| Processor Series | CC2540 | - | - |
| Product Type | RF Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Wireless & RF Integrated Circuits | - | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 2 V | - | - |
| Tradename | SimpleLink | - | - |
| Unit Weight | 0.003668 oz | - | - |