NRF51822-CDAB-R

$2.09

Description：IC RF TXRX BLE 56WLCSP
Series：-
Mfr：Nordic Semiconductor ASA
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:9ae417f31833 Category: RF Transceiver ICs Brand: Nordic Semiconductor ASA

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Product introduction

NRF51822-CDAB-R is listed in the RF Transceiver ICS range at ChipApex. The manufacturer field lists Nordic Semiconductor ASA. Its product description is IC RF TXRX BLE 56WLCSP. Review the specifications below when checking this part for your BOM.

RF Transceiver ICS specifications for NRF51822-CDAB-R

Description：IC RF TXRX BLE 56WLCSP
Series：-
Mfr：Nordic Semiconductor ASA
Package：Tape & Reel (TR),Cut Tape (CT)
Type：TxRx Only
RF Family/Standard：Bluetooth, General ISM > 1GHz
Protocol：Bluetooth v4.0
Modulation：GFSK
Frequency：2.4GHz
Data Rate (Max)：2Mbps
Power - Output：4dBm
Sensitivity：-96dBm
Memory Size：128kB Flash, 16kB RAM
Serial Interfaces：I2C, SPI, UART
Voltage - Supply：1.8V ~ 3.6V
Current - Receiving：9.7mA ~ 13.4mA
Current - Transmitting：4.7mA ~ 16mA
Operating Temperature：-25°C ~ 75°C
Mounting Type：Surface Mount
Package / Case：56-UFBGA, WLCSP
Supplier Device Package：56-WLCSP (3.5x3.33)
GPIO：32
Grade：-
Qualification：-

RF Transceiver ICS datasheet and documents for NRF51822-CDAB-R

NRF51822-CDAB-R

RF Transceiver ICS Overview

The nRF51822-CDAB-R is an ultra-low power system-on-chip (SoC) designed for Bluetooth Low Energy and 2.4 GHz proprietary wireless applications. It integrates a 32-bit ARM Cortex-M0 CPU with 128 KB flash memory and 16 KB RAM. The device features a flexible 2.4 GHz radio supporting BLE and Gazell protocols, offering +4 dBm output power. Packaged in a WLCSP-56 format, it includes rich analog and digital peripherals accessible via Programmable Peripheral Interconnect.

RF Transceiver ICS Feature Summary

Integrates ARM Cortex-M0 processor with 128 KB flash and 16 KB RAM
Supports Bluetooth Low Energy and 2.4 GHz proprietary protocols
Includes on-chip temperature sensor with calibration data
Features Programmable Peripheral Interconnect for peripheral interaction

RF Transceiver ICS Applications

Bluetooth Low Energy beacon devices
Wearable health monitoring sensors
Smart home IoT nodes
Asset tracking tags

RF Transceiver ICS Procurement Notes

Verify component status as the nRF51822-CDAB-R is listed as obsolete or discontinued by the manufacturer. Confirm availability through authorized distributors or secondary market suppliers. Ensure compatibility with existing firmware and hardware designs before procurement, as replacement components may require design adjustments.

RF Transceiver ICS Selection Notes

Select this SoC for applications requiring low power consumption and compact form factors. It is suitable for projects needing BLE connectivity without complex protocol stacks. Consider the limited flash and RAM capacity for simpler firmware implementations. Evaluate the WLCSP-56 package constraints for PCB layout and thermal management requirements.

RF Transceiver ICS Part Context

The nRF51822 series represents Nordic Semiconductor's initial generation of commercial BLE SoCs. It established a baseline for ultra-low power wireless connectivity using the ARM Cortex-M0 architecture. This specific variant offers reduced memory compared to higher-end models, targeting cost-sensitive and size-constrained embedded applications.