| PartNumber | nRF51422-QFAA-R7 | nRF51422-QFAA-R | nRF51422-QFAA-R v2 |
| Description | RF System on a Chip - SoC BLE and ANT + Dual 256KB Flash 16KB Ram | RF System on a Chip - SoC BLE and ANT + Dual 256KB Flash 16KB Ram | RF System on a Chip - SoC BLE and ANT + Dual 48 Pin 1.8-3.6V |
| Manufacturer | Nordic Semiconductor | Nordic Semiconductor | Nordic Semiconductor |
| Product Category | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| RoHS | Y | Y | Y |
| Output Power | 4 dBm | 4 dBm | 4 dBm |
| Packaging | Reel | Reel | Reel |
| Series | nRF51 | nRF51 | nRF51 |
| Brand | Nordic Semiconductor | Nordic Semiconductor | Nordic Semiconductor |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | RF System on a Chip - SoC | RF System on a Chip - SoC | RF System on a Chip - SoC |
| Factory Pack Quantity | 1000 | 3000 | 3000 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Type | - | - | Bluetooth |
| Core | - | - | ARM Cortex M0 |
| Operating Frequency | - | - | 2.4 GHz |
| Maximum Data Rate | - | - | 2 Mb/s |
| Sensitivity | - | - | - 96 dBm |
| Operating Supply Voltage | - | - | 1.8 V to 3.6 V |
| Supply Current Receiving | - | - | 9.5 mA |
| Supply Current Transmitting | - | - | 6.3 mA |
| Program Memory Size | - | - | 256 kB |
| Package / Case | - | - | QFN-48 |
| Program Memory Type | - | - | Flash |
| Data RAM Size | - | - | 16 kB |
| Interface Type | - | - | 2-Wire, SPI, UART |
| Mounting Style | - | - | SMD/SMT |
| Number of I/Os | - | - | 31 I/O |
| ADC Resolution | - | - | 10 bit |
| Data Bus Width | - | - | 32 bit |
| Number of Timers | - | - | 3 Timer |
| Processor Series | - | - | nRF51422 |
| Unit Weight | - | - | 0.005309 oz |