RAFAVI_BLUETOOTH

nRF52840

Nordic

0.00

RMB

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

stereo

Block Diagram

Application Note

Development Board

Core Type

Cortex-M4 with FPU

CPU Clock Speed

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

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

Fixed channels

Channel groups

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

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

Voice Services

General

Datasheet: