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NRF51822 Datasheet

Part NameDescriptionManufacturer
NRF51822 Multi-protocol Bluetooth Low Energy and 2.4GHz proprietary system-on-chip ETC
ETC 
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[NORDIC]

ULP wireless system-on-chip
The nRF51822 is a powerful multi-protocol single chip solution for ULP wireless applications. It incorporates Nordic’s latest best-in-class performance radio transceiver, an ARM Cortex M0 CPU and 256kB flash + 16kB RAM memory. The nRF51822 supports Bluetooth® low energy and 2.4 GHz protocol stacks.

KEY FEATURES
• Multi-protocol 2.4GHz radio
• 32-bit ARM Cortex M0 processor
• 256kB flash/16kB RAM
• Software stacks available as downloads
• Pin compatible with other nRF51xxx series devices
• Application development independent from protocol stack
• Fully on-air compatible with nRF24L-series
• Programmable output power from +4dBm to -20dBm
• RSSI
• RAM mapped FIFOs using EasyDMA
• Dynamic on air payload length up to 256 Bytes
• Flexible and configurable 31 pin GPIO
• Programmable Peripheral Interface – PPI
• Simple ON/OFF global power modes
• Full set of digital interfaces including: SPI/2-wire/UART
• 10-bit ADC
• 128-bit AES ECB/CCM/AAR co-processor
• Quadrature demodulator
• Low cost external crystal 16MHz ± 40ppm
• Low power 16MHz crystal and RC oscillators
• Ultra low-power 32kHz crystal and RC oscillators
• Wide supply voltage range (1.8 V to 3.6 V)
• On-chip DC/DC buck converter
• Individual power management for all peripherals
• Package options: 48-pin 6x6 QFN

APPLICATIONS
• Bluetooth Smart applications
• Mobile phone accessories
• Computer peripherals
• CE remote controls for TV, STB and media systems
• Proximity and security alert tags
• Sports- and fitness sensors
• Healthcare and lifestyle sensors
• Game controllers for computers
• Toys and Electronic games
• Domestic/Industrial control and data-acquisition
• Smart RF tags for tracking and social interaction
• Audience response system
• Intelligent domestic appliances

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