nRF52840
Nordic
0.00
Overview
The nRF52 Series of System-on-Chip (SoC) devices embed a powerful yet low-power Arm® Cortex®-M4 processor with our industry leading 2.4 GHz RF transceivers. In combination with the very flexible orthogonal power management system, and a programmable peripheral interconnect (PPI) event system.It offers pin-compatible device options for Bluetooth® Low Energy, proprietary 2.4 GHz, and ANT™ solutions. nRF52系列系统芯片(SoC)设备内嵌强大而低功耗的Arm®Cortex®-M4处理器，并配备业界领先的2.4 GHz射频收发器。结合非常灵活的正交电源管理系统，和可编程外设互连(PPI)事件系统。它提供蓝牙®低能耗、专有2.4 GHz和ANT™解决方案的pin兼容设备选项。
Features
__Features
stereo
Block Diagram
__Application Note
__Development Board
__Core Type
Cortex-M4 with FPU
CPU Clock Speed
64
CPU Architecture
__CPU Features
__Bluetooth Version
5.0
Operating Frequency [Max] (MHz)
64 MHz
Flash (kB)
1 MB
Cache
yes
SRAM (kB)
256 kB RAM
EEPROM (kB)
__Debugging
__Upgrade Type
Supports Over-the-Air upgrade (OTA)
Crystal
32 MHz
on chip (PLL)
64 MHz
crystal (optional)
32.768 kHz
on-chip RC
32.768 kHz
External clock
32.768 kHz
Timers [Number, bits]
5 × 32-bit 16 MHz
Real-Time Clock
3 × 32.768 kHz
Watchdog timer
32.768 kHz
GPIO
__Pins
48
Pitch
__Channels
8 × GPIOTEs
ADC [Number, bits]
8-channel 12-bit ADC
True Random Number Generator
有
Analog comp
64-level
low-power comp
15-level
Temperature sensor
有
NFC Tag
Yes
SPI
4 × SPI master and 3 × SPI slave
DAC [Number, bits]
__UART
2 × UARTE
SSI
__PWM [Number, bits]
4 × PWM
I2C
支持
TWI
2 × TWI master and slave
QDEC
有
PDM
有
USB
1 × USB Full-speed device
SPI
1 × high-speed SPI master
Quad SPI
1 × Quad SPI (w.XIP)
I2S
支持
Debug interface
SWI调试界面
Human Machine Interface
-
Programmable channels
20
Fixed channels
12
Channel groups
6
Supply Voltage [Min to Max] (V)
1.7 V to 5.5 V supply voltage 1.7 V to 3.6 V (VDD) 2.5 V to 5.5 V (VDDH)
2 stage LDO and DC/DC
On-chip VBUS
On-chip VBUS 3.3 V reg
Regulated supply for external components
Regulated supply for external components
Power fail
Power fail comparator and brownout
Crypto Accelerator
__Public Key Hardware Accelerator
__Accelerator
__Security
CryptoCell™310
__
Current
__Sensor Controller
__Standby
__Transceiver Compatible
__Receiver Sensitivity
-95 dBm (Bluetooth Low Energy 1 Mbps)
Output Power
+8 dBm
Frequency Regulation
__Protocols
Bluetooth Low Energy/Bluetooth mesh/Thread/ Zigbee/ANT/2.4 GHz/IEEE 802.15.4
Bluetooth 5 PHYs
2 Mbps/Long range
bluetooth 5.1 support
-
Dimension
7 × 7 AQFN73 w/48 GPIOs 3.5 × 3.5 WLCSP w/48 GPIOs
Package Type
BGA
DSP RAM
__DSP Clock Speed
__DSP Clock Speed
__Voice Services
__General
__- Datasheet: