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Description: 1. Microcontroller: The NRF51822 is a Bluetooth Low Energy (BLE) 4.0 module based on the Nordic Semiconductor nRF51 Series microcontroller, which includes an ARM Cortex-M0 CPU and 16 KB of RAM. 2. Bluetooth Version: It supports Bluetooth 4.0 and Bluetooth Low Energy (BLE) technology, making it ideal for low-power wireless applications like wearables, IoT sensors, and beacons. 3. Operating Range: With a maximum operating range of up to 25 meters in line-of-sight conditions, the NRF51822 provides robust and reliable Bluetooth connectivity for various applications. 4. Power Consumption: This module is known for its ultra-low power consumption, with an active current as low as 16 mA and a standby current of just 1.8 mA, allowing long battery life in battery-powered devices. 5. Memory: It includes 512 KB flash memory for storing user applications, and 16 KB SRAM for fast data access and execution, making it suitable for larger projects and more complex applications. 6. GPIO Pins: The
| Specification | Details |
|---|---|
| Module Type | Bluetooth Low Energy (BLE) module |
| Chipset | Nordic Semiconductor NRF51822 |
| Frequency Range | 2.4 GHz |
| Bluetooth Version | 4 |
| Data Rate | 1 Mbps |
| Range | Up to 100 meters |
| Power Consumption | 7.6 mA (Tx) 3.6 mA (Rx) |
| Operating Voltage | 1.8-3.6 V |
| Memory | 256 KB Flash 16 KB RAM |
| Interface | UART (TTL) SPI I2C |
| Dimensions | 12 x 15 mm |
| Weight | 1 gram |
| Operating Temp. | -40°C to 85°C |
