Datasheet nRF51822 - 2

DescriptionMultiprotocol Bluetooth low energy/2.4 GHz RF System on Chip
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Liability disclaimer. Life support applications. Contact details. Main office:. Mailing address:. RoHS and REACH statement

Liability disclaimer Life support applications Contact details Main office: Mailing address: RoHS and REACH statement

Text Version of Document

nRF51822 Product Specification v3.1
Liability disclaimer
Nordic Semiconductor ASA reserves the right to make changes without further notice to the product to improve reliability, function or design. Nordic Semiconductor ASA does not assume any liability arising out of the application or use of any product or circuits described herein.
Life support applications
Nordic Semiconductor’s products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Nordic Semiconductor ASA customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Nordic Semiconductor ASA for any damages resulting from such improper use or sale.
Contact details
For your nearest distributor, please visit www.nordicsemi.com. Information regarding product updates, downloads, and technical support can be accessed through your My Page account on our home page.
Main office:
Otto Nielsens veg 12
Mailing address:
Nordic Semiconductor 7052 Trondheim P.O. Box 2336 Norway 7004 Trondheim Norway Phone: +47 72 89 89 00 Fax: +47 72 89 89 89
RoHS and REACH statement
Nordic Semiconductor's products meet the requirements of Directive 2002/95/EC of the European Parliament and of the Council on the Restriction of Hazardous Substances (RoHS) and the requirements of the REACH regulation (EC 1907/2006) on Registration, Evaluation, Authorization and Restriction of Chemicals. The SVHC (Substances of Very High Concern) candidate list is continually being updated. Complete hazardous substance reports, material composition reports and latest version of Nordic's REACH statement can be found on our website www.nordicsemi.com. Page 2 Document Outline 1 Introduction 1.1 Required reading 1.2 Writing conventions 2 Product overview 2.1 Block diagram 2.2 Pin assignments and functions 2.2.1 Pin assignment QFN48 2.2.2 CDAB WLCSP ball assignment and functions 2.2.3 CEAA and CFAC WLCSP ball assignment and functions 3 System blocks 3.1 CPU 3.2 Memory 3.2.1 Code organization 3.2.2 RAM organization 3.3 Memory Protection Unit (MPU) 3.4 Power management (POWER) 3.4.1 Power supply 3.4.2 Power management 3.5 Programmable Peripheral Interconnect (PPI) 3.6 Clock management (CLOCK) 3.6.1 16/32 MHz crystal oscillator 3.6.2 32.768 kHz crystal oscillator 3.6.3 32.768 kHz RC oscillator 3.6.4 Synthesized 32.768 kHz clock 3.7 GPIO 3.8 Debugger support 4 Peripheral blocks 4.1 2.4 GHz radio (RADIO) 4.2 Timer/counters (TIMER) 4.3 Real Time Counter (RTC) 4.4 AES Electronic Codebook Mode Encryption (ECB) 4.5 AES CCM Mode Encryption (CCM) 4.6 Accelerated Address Resolver (AAR) 4.7 Random Number Generator (RNG) 4.8 Watchdog Timer (WDT) 4.9 Temperature sensor (TEMP) 4.10 Serial Peripheral Interface (SPI/SPIS) 4.11 Two-wire interface (TWI) 4.12 Universal Asynchronous Receiver/Transmitter (UART) 4.13 Quadrature Decoder (QDEC) 4.14 Analog to Digital Converter (ADC) 4.15 GPIO Task Event blocks (GPIOTE) 4.16 Low Power Comparator (LPCOMP) 5 Instance table 6 Absolute maximum ratings 7 Operating conditions 7.1 WLCSP light sensitivity 8 Electrical specifications 8.1 Clock sources 8.1.1 16/32 MHz crystal startup 8.1.2 16 MHz crystal oscillator (16M XOSC) 8.1.3 32 MHz crystal oscillator (32M XOSC) 8.1.4 16 MHz RC oscillator (16M RCOSC) 8.1.5 32.768 kHz crystal oscillator (32k XOSC) 8.1.6 32.768 kHz RC oscillator (32k RCOSC) 8.1.7 32.768 kHz Synthesized oscillator (32k SYNT) 8.2 Power management 8.3 Block resource requirements 8.4 CPU 8.5 Radio transceiver 8.5.1 General radio characteristics 8.5.2 Radio current consumption with DC/DC disabled 8.5.3 Radio current consumption with DC/DC enabled 8.5.4 Transmitter specifications 8.5.5 Receiver specifications 8.5.6 Radio timing parameters 8.5.7 Antenna matching network requirements 8.6 Received Signal Strength Indicator (RSSI) specifications 8.7 Universal Asynchronous Receiver/Transmitter (UART) specifications 8.8 Serial Peripheral Interface Slave (SPIS) specifications 8.9 Serial Peripheral Interface (SPI) Master specifications 8.10 I2C compatible Two Wire Interface (TWI) specifications 8.11 GPIO Tasks and Events (GPIOTE) specifications 8.12 Analog to Digital Converter (ADC) specifications 8.13 Timer (TIMER) specifications 8.14 Real Time Counter (RTC) 8.15 Temperature sensor (TEMP) 8.16 Random Number Generator (RNG) specifications 8.17 AES Electronic Codebook Mode Encryption (ECB) specifications 8.18 AES CCM Mode Encryption (CCM) specifications 8.19 Accelerated Address Resolver (AAR) specifications 8.20 Watchdog Timer (WDT) specifications 8.21 Quadrature Decoder (QDEC) specifications 8.22 Non-Volatile Memory Controller (NVMC) specifications 8.23 General Purpose I/O (GPIO) specifications 8.24 Low Power Comparator (LPCOMP) specifications 9 Mechanical specifications 9.1 QFN48 package 9.2 CDAB WLCSP package 9.3 CEAA WLCSP package 9.4 CFAC WLCSP package 10 Ordering information 10.1 Chip marking 10.2 Inner box label 10.3 Outer box label 10.4 Order code 10.5 Abbreviations 10.6 Code ranges and values 10.7 Product options 10.7.1 nRF ICs 10.7.2 Development tools 11 Reference circuitry 11.1 PCB guidelines 11.1.1 PCB layout example 11.2 Reference design schematics 11.3 QFAA QFN48 package 11.3.1 QFAA QFN48 schematic with internal LDO setup 11.3.2 QFAA QFN48 schematic with low voltage mode setup 11.3.3 QFAA QFN48 schematic with DC/DC converter setup 11.4 QFAB QFN48 package 11.4.1 QFAB QFN48 schematic with internal LDO setup 11.4.2 QFAB QFN48 schematic with low voltage mode setup 11.4.3 QFAB QFN48 schematic with DC/DC converter setup 11.5 QFAC QFN48 package 11.5.1 QFAC QFN48 schematic with internal LDO setup 11.5.2 QFAC QFN48 schematic with low voltage mode setup 11.5.3 QFAC QFN48 schematic with DC/DC converter setup 11.6 CDAB WLCSP package 11.6.1 CDAB WLCSP schematic with internal LDO setup 11.6.2 CDAB WLCSP schematic with low voltage mode setup 11.6.3 CDAB WLCSP schematic with DC/DC converter setup 11.7 CEAA WLCSP package 11.7.1 CEAA WLCSP schematic with internal LDO setup 11.7.2 CEAA WLCSP schematic with low voltage mode setup 11.7.3 CEAA WLCSP schematic with DC/DC converter setup 11.8 CFAC WLCSP package 11.8.1 CFAC WLCSP schematic with internal LDO setup 11.8.2 CFAC WLCSP schematic with low voltage mode setup 11.8.3 CFAC WLCSP schematic with DC/DC converter setup 12 Glossary