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The nRF52840 is designed around an ARM Cortex-M4 CPU with a floating-point unit (FPU) and has 1MB flash with cache and 256kB RAM. As such it has the ability to support complex and demanding applications as a single chip solution. It offers a wealth of peripherals that include NFC, USB and multiple interface options including Quad SPI (QSPI). Security is paramount in today’s IoT designs and the nRF52840 has high-end security features included to achieve best in class security with an ARM Cryptocell-310 cryptographic system on chip and a full AES 128-bit encryption suite.
Features:
- Full Bluetooth 5 support for the long radio
- Processing power and flash flexibility
- Multiprotocol radio
- Power Efficiency
- High-precision RSSI
- Arm cryptoCell CC310 cryptographic security model
- High-speed SPI interface 32MH
- Quad SPI interface 32MHz
- Programmable Peripheral Interface – PPI
- On-air compatible with nRF51,nRF24L and nRF24AP series
Specifications:
| Chip | nRF52840 QIAAC0 Revision 1 |
| BLE Antenna | Ceramic Antenna |
| BT Range | @500 meter for Bluetooth 5 |
| Processor | 32-bit ARM聽Cortex-M4F@64MHZ |
| 128 bit AES/ECB/CCM/AAR co-processor | |
| Programmable output power | +8dBm to -20dBm |
| Voltage Range | +1.7V to 5.5V |
| Length (mm) | 18.3 |
| Width (mm) | 14 |
| Height (mm) | 2 |
| Weight (gm) | 10 |
