nRF52840中文资料High-end Bluetooth 5/Thread/802.15.4/ANT/2.4GHz multiprotocol SoC数据手册Nordic规格书

描述 Description

The nRF52840 is designed around an ARM Cortex-M4 CPU with floating Point unit (FPU) and has 1MB flash with cache and 256kB RAM. As such it has the ability to support complex and demanding applications as a single chip solution. It offers a wealth of peripherals that include NFC, USB and multiple interface options including Quad SPI (QSPI). Security is paramount in today's IoT designs and the nRF52840 has high-end security features included to achieve best in clas security with an ARM CryptoCEll cryptographic system on chip and a full AES 128-bit encryption suite.

特性 Features

• Advanced Single chip 2.4 GHz multi-protocol SoC
• 32-bit ARM Cortex-M4F Processor
• 1.7v to 5.5v operation
• 1MB flash + 256kB RAM
• Bluetooth 5 support for long range and high throughput
• 802.15.4 radio support
• On-chip NFC
• PPI –Programmable Peripheral Interconnect
• Automated power management system with automatic power management of each peripheral
• Configurable I/O mapping for analog and digital I/O
• 48 x GPIO
• 1 x QSPI
• 4 x Master/Slave SPI
• 2 x Two-wire interface (I²C)
• I²S interface
• 2 x UART
• 4 x PWM
• USB 2.0 controller
• ARM TrustZone CryptoCell-310 Cryptographic and security module
• AES 128-bit ECB/CCM/AAR hardware accelerator
• Digital microphone interface (PDM)
• Quadrature decoder
• 12-bit ADC
• Low power comparator
• On-chip 50Ω balun
• On-air compatible with nRF52, nRF51 and nRF24 Series

应用 Application

• Advanced high performance wearables
• Wearables for secure payments
• Virtual Reality/Augmented Reality systems
• Smart Home sensor networks
• Smart city sensor networks
• High performance HID controllers
• Internet of Things (IoT) sensor networks
• Smart door locks
• Smart lighting networks
• Connected white goods