NRF51822 PDF Datasheet – Multiprotocol System-on-chip

This post explains for the Multiprotocol System-on-chip .

The Part Number is NRF51822.

The function of this semiconductor is Multiprotocol Bluetooth 4.0 low energy/2.4 GHz RF SoC

Manufacturer: Nordic

Preview images :NRF51822 pdf datasheet

Description

The nRF51822 is a multiprotocol system-on-chip (SoC) developed by Nordic Semiconductor. It is designed specifically for low-power wireless applications and is widely used in the Internet of Things (IoT) devices, wearable technology, and other wireless communication products.

Features:

1. Wireless Connectivity: The nRF51822 supports multiple wireless communication protocols, including Bluetooth Low Energy (BLE), ANT, and 2.4GHz proprietary protocols. It enables seamless connectivity and communication with other BLE-enabled devices, such as smartphones, tablets, and other IoT devices.

2. ARM Cortex-M0 Processor: The SoC is built around a 32-bit ARM Cortex-M0 microcontroller, which provides efficient and low-power processing capabilities. It allows for executing application code, managing wireless communication, and controlling various peripherals and sensors.

3. Ultra-Low Power Consumption: The device is optimized for low power consumption, making it suitable for battery-powered devices and energy-efficient applications. It incorporates power-saving features like low-power sleep modes, dynamic power management, and efficient data processing, enabling long battery life.

4. Integrated Peripherals: The SoC includes various integrated peripherals, such as GPIOs (General-Purpose Input/Output), SPI (Serial Peripheral Interface), I2C (Inter-Integrated Circuit), UART (Universal Asynchronous Receiver-Transmitter), ADC (Analog-to-Digital Converter), and PWM (Pulse Width Modulation), which provide flexibility for connecting sensors, actuators, and other external components.

5. Flash Memory and RAM: The device integrates flash memory and RAM on-chip for storing program code, data, and configuration settings. The memory sizes may vary depending on the specific variant of the chip.

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NRF51822 manual

Key Features
• 2.4 GHz transceiver
• -93 dBm sensitivity in Bluetooth® low energy mode
• 250 kbps, 1 Mbps, 2 Mbps supported data rates
• TX Power -20 to +4 dBm in 4 dB steps
• TX Power -30 dBm Whisper mode
• 13 mA peak RX, 10.5 mA peak TX (0 dBm)
• 9.7 mA peak RX, 8 mA peak TX (0 dBm) with DC/DC
• RSSI (1 dB resolution)
• ARM® Cortex™-M0 32 bit processor
• 275 μA/MHz running from flash memory
• 150 μA/MHz running from RAM
• Serial Wire Debug (SWD)
• S100 series SoftDevice ready

 

Package Informations:

• QFN48 package, 6 x 6 mm
• WLCSP package, 3.50 x 3.83 x 0.50 mm
• WLCSP package, 3.50 x 3.83 x 0.35 mm
• WLCSP package, 3.83 x 3.83 x 0.50 mm
• WLCSP package, 3.83 x 3.83 x 0.35 mm
• WLCSP package, 3.50 x 3.33 x 0.50 mm

NRF51822 Datasheet