NRF52840-QIAA-R 数量充足，代理渠道

1 特性 1

• 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

 

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