NRF51822-QFAB-T

RF Transceiver ICS Overview

The NRF51822-QFAB-T is a Bluetooth Low Energy and 2.4 GHz System on Chip (SoC) from Nordic Semiconductor, built around the ARM Cortex-M0 core. It features 256 KB of flash memory and 32 KB of RAM. The integrated transceiver operates at 2.4 GHz with a maximum output power of +4 dBm and supports data rates up to 2 Mbps. The device functions within a supply voltage range of 1.8 V to 3.6 V.

RF Transceiver ICS Feature Summary

• Integrates a 2.4 GHz radio supporting Bluetooth Low Energy and proprietary protocols
• Includes a 32-bit ARM Cortex-M0 processor with substantial onboard memory
• Provides flexible GPIOs for digital interfaces like SPI, TWI, and UART
• Incorporates a 10-bit ADC and hardware-accelerated AES encryption

RF Transceiver ICS Applications

• Interactive entertainment devices
• Remote control systems
• Gaming controllers
• Beacon implementations
• Health and fitness sensor monitors

RF Transceiver ICS Procurement Notes

Verify the specific suffix QFAB-T against official Nordic Semiconductor documentation to confirm package type and build code. Ensure compatibility with required SoftDevices such as S130 or S120. Confirm that the component meets RoHS standards and check for any end-of-life notices, as this series may be marked not recommended for new designs.

RF Transceiver ICS Selection Notes

Select this SoC for applications requiring ultra-low power consumption in Bluetooth Low Energy environments. Consider the available memory size relative to application firmware requirements. Evaluate the need for NFC support, which may require different variants within the nRF51 family. Assess peripheral availability for interfacing with external sensors and displays.

RF Transceiver ICS Part Context

This component belongs to the nRF51 Series, designed for low-cost, versatile wireless connectivity solutions. It serves as a general-purpose SoC ideal for single-chip implementations. The series supports development through kits like the nRF51 DK and Dongle, facilitating prototyping for BLE and 2.4 GHz proprietary applications.

RF Transceiver ICS Replacement Considerations

Public sources indicate the nRF51822 is not recommended for new designs. Potential alternatives include the nRF52832 or nRF52840 for upgraded performance. For direct functional replacements within the same generation, consider the nRF51422 or nRF51824, ensuring package and pinout compatibility.