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부품번호 | N51422 기능 |
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기능 | Multiprotocol ANT/Bluetooth low energy System on Chip | ||
제조업체 | Nordic | ||
로고 | |||
nRF51422
Multiprotocol ANT™/Bluetooth® low energy System on Chip
Product Specification v3.1
Key Features
Applications
• 2.4 GHz transceiver
• -90 dBm sensitivity in ANT mode
• -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)
• S200 and S300 series SoftDevice ready
• Memory
• 256 kB or 128 kB embedded flash program memory
• 16 kB or 32 kB RAM
• On-air compatibility with nRF24L series
• Flexible Power Management
• Supply voltage range 1.8 V to 3.6 V
• 4.2 μs wake-up using 16 MHz RCOSC
• 0.6 μA at 3 V OFF mode
• 1.2 μA at 3 V in OFF mode + 1 region RAM retention
• 2.6 μA at 3 V ON mode, all blocks IDLE
• 8/9/10 bit ADC - 8 configurable channels
• 31 General Purpose I/O Pins
• One 32 bit and two 16 bit timers with counter mode
• SPI Master/Slave
• Low power comparator
• Temperature sensor
• Two-wire Master (I2C compatible)
• UART (CTS/RTS)
• CPU independent Programmable Peripheral Interconnect (PPI)
• Quadrature Decoder (QDEC)
• AES HW encryption
• Real Timer Counter (RTC)
• Package variants
• QFN48 package, 6 x 6 mm
• WLCSP package, 3.50 x 3.83 mm
• WLCSP package, 3.83 x 3.83 mm
• WLCSP package, 3.50 x 3.33 mm
• Personal Area Networks
• Health/fitness sensor and monitor
devices
• Medical devices
• Key-fobs + wrist watches
• Remote control toys
• Home/industrial automation
• Environmental sensor networks
• Active RFID
• Logistics/goods tracking
• Audience-response systems
• Interactive entertainment devices
• Remote control
• Gaming controller
Copyright © 2014 Nordic Semiconductor ASA. All rights reserved.
Reproduction in whole or in part is prohibited without the prior written permission of the copyright holder.
nRF51422 Product Specification v3.1
Date
August 2014
February 2014
Version
3.0
Description
Update to reflect the changes in build code:
• nRF51422-QFAA Fx0
• nRF51422-CEAA Cx0
• nRF51422-QFAB Bx0
(The x in the build codes can be any number between 0 and 9.)
If you are working with a previous revision of the chip, read version 2.x of the document.
Added content:
• Section 8.5.3 “Radio current consumption with DC/DC enabled” on page 50
• Section 11.1.1 “PCB layout example” on page 77
Updated content:
• Feature list on the front page.
• Section 2.1 “Block diagram” on page 10
• Section 3.2.1 “Code organization” on page 21
• Section 3.2.2 “RAM organization” on page 21
• Section 3.3 “Memory Protection Unit (MPU)” on page 22
• Section 3.4 “Power management (POWER)” on page 23
• Section 3.6 “Clock management (CLOCK)” on page 27
• Section 3.8 “Debugger support” on page 30
• Section 4.2 “Timer/counters (TIMER)” on page 32
• Chapter 5 “Instance table” on page 36
• Chapter 7 “Operating conditions” on page 38
• Section 8.1.2 “16 MHz crystal oscillator (16M XOSC)” on page 40
• Section 8.1.3 “32 MHz crystal oscillator (32M XOSC)” on page 41
• Section 8.1.4 “16 MHz RC oscillator (16M RCOSC)” on page 42
• Section 8.1.6 “32.768 kHz RC oscillator (32k RCOSC)” on page 43
• Section 8.1.7 “32.768 kHz Synthesized oscillator (32k SYNT)” on page 43
• Section 8.2 “Power management” on page 44
• Section 8.3 “Block resource requirements” on page 48
• Section 8.4 “CPU” on page 48
• Section 8.5.6 “Radio timing parameters” on page 54
• Section 8.5.7 “Antenna matching network requirements” on page 54
• Section 8.7 “Universal Asynchronous Receiver/Transmitter (UART) specifications”
on page 55
• Section 8.8 “Serial Peripheral Interface Slave (SPIS) specifications” on page 56
• Section 8.12 “Analog to Digital Converter (ADC) specifications” on page 60
• Section 8.13 “Timer (TIMER) specifications” on page 61
• Section 8.15 “Temperature sensor (TEMP)” on page 61
• Section 8.22 “Non-Volatile Memory Controller (NVMC) specifications” on page 64
• Section 8.24 “Low Power Comparator (LPCOMP) specifications” on page 65
• Section 9.2 “CDAB WLCSP package” on page 67
• Chapter 11 “Reference circuitry” on page 76
2.1 Added content about the nRF51422-QFAB chip variant.
Updated content:
• Chapter 3.2.1 “Code organization” on page 21
• Chapter 3.2.2 “RAM organization” on page 21
• Chapter 3.3 “Memory Protection Unit (MPU)” on page 22
• Chapter 10.7.1 “nRF ICs” on page 75
• Chapter 11.3.1.1 “Bill of Materials” on page 80
• Chapter 11.3.2.1 “Bill of Materials” on page 82
• Chapter 11.3.3.1 “Bill of Materials” on page 84
Page 4
4페이지 nRF51422 Product Specification v3.1
Table of contents
1 Introduction............................................................................................................................................... 9
1.1 Required reading.............................................................................................................................................. 9
1.2 Writing conventions........................................................................................................................................ 9
2 Product overview.................................................................................................................................... 10
2.1 Block diagram .................................................................................................................................................10
2.2 Pin assignments and functions .................................................................................................................11
3 System blocks.......................................................................................................................................... 19
3.1 CPU ......................................................................................................................................................................19
3.2 Memory..............................................................................................................................................................20
3.3 Memory Protection Unit (MPU).................................................................................................................22
3.4 Power management (POWER) ...................................................................................................................23
3.5 Programmable Peripheral Interconnect (PPI) ......................................................................................26
3.6 Clock management (CLOCK)......................................................................................................................27
3.7 GPIO.....................................................................................................................................................................30
3.8 Debugger support .........................................................................................................................................30
4 Peripheral blocks .................................................................................................................................... 31
4.1 2.4 GHz radio (RADIO) ...................................................................................................................................31
4.2 Timer/counters (TIMER)................................................................................................................................32
4.3 Real Time Counter (RTC) ..............................................................................................................................32
4.4 AES Electronic Codebook Mode Encryption (ECB) .............................................................................32
4.5 AES CCM Mode Encryption (CCM)............................................................................................................33
4.6 Accelerated Address Resolver (AAR) .......................................................................................................33
4.7 Random Number Generator (RNG) ..........................................................................................................33
4.8 Watchdog Timer (WDT)................................................................................................................................33
4.9 Temperature sensor (TEMP) .......................................................................................................................34
4.10 Serial Peripheral Interface (SPI/SPIS) .......................................................................................................34
4.11 Two-wire interface (TWI)..............................................................................................................................34
4.12 Universal Asynchronous Receiver/Transmitter (UART) ....................................................................35
4.13 Quadrature Decoder (QDEC)......................................................................................................................35
4.14 Analog to Digital Converter (ADC)...........................................................................................................35
4.15 GPIO Task Event blocks (GPIOTE)..............................................................................................................35
4.16 Low Power Comparator (LPCOMP)..........................................................................................................35
5 Instance table .......................................................................................................................................... 36
6 Absolute maximum ratings .................................................................................................................. 37
7 Operating conditions............................................................................................................................. 38
7.1 WLCSP light sensitivity .................................................................................................................................38
8 Electrical specifications ......................................................................................................................... 39
8.1 Clock sources ...................................................................................................................................................39
8.2 Power management......................................................................................................................................44
8.3 Block resource requirements .....................................................................................................................48
8.4 CPU ......................................................................................................................................................................48
8.5 Radio transceiver ............................................................................................................................................49
8.6 Received Signal Strength Indicator (RSSI) specifications.................................................................54
8.7 Universal Asynchronous Receiver/Transmitter (UART) specifications ........................................55
8.8 Serial Peripheral Interface Slave (SPIS) specifications .......................................................................56
Page 7
7페이지 | |||
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N51422 | Multiprotocol ANT/Bluetooth low energy System on Chip | Nordic |
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