Transceiver NRF52840-DK: Equivalent

nRF52840-MAIN IMAGE

Transceiver; 802.15.4 (Thread), ANT, Bluetooth® 5 Type.The nRF52840 DK (Development Kit) includes hardware, firmware source code, documentation, hardware schematics, and layout files. The nRF52840 DK is a hardware development platform used to design and develop application firmware on the nRF52840 System on Chip (SoC). 

NRF52840-DK: Your best choice for a low-consumption and advanced-performance chip!


Catalog:

NRF52840-DK  Overview

NRF52840-DK  Pinout

NRF52840-DK  CAD-Model

NRF52840-DK  Features

NRF52840-DK  Applications

NRF52840-DK  Block Diagram

Datasheet PDF

Specifications

Parts with Similar Specs

Comparison of nRF52840 and nRF52832



NRF52840-DK  Overview

The nRF52840 DK is a development kit designed for various applications such as Bluetooth Low Energy, Bluetooth mesh, Thread, Zigbee, 802.15.4, ANT, and 2.4 GHz proprietary applications. It can also be used for developing on the nRF52811 SoC. The nRF52840 DK supports Matter over Thread, where Thread is used for transportation and Bluetooth LE is used for commissioning. Matter devices based on Thread must also have Bluetooth LE to add new devices to a network. This development kit utilizes all the features of the nRF52840 SoC and includes an NFC antenna for NFC-A tag peripheral use. It has edge connectors and headers for easy access to all GPIOs, and 4 buttons and 4 LEDs for simplified input and output. The nRF52840 SoC is connected to an on-board external memory through the QSPI peripheral.

 

 

NRF52840-DK  Pinout

NRF52840-PINOUT

NRF52840-DK  CAD-Model

Symbol

nRF52840-symbol1 



nRF52840-symbol2

Footprint

nRF52840-footprint 

3D-Model

 

nRF52840-3d


NRF52840-DK  Features

The key features of the development kit are:

• nRF52840 flash-based ANT™/ANT+™, Bluetooth® Low Energy System on Chip (SoC) solution

• Supporting development for the nRF52840 and nRF52811 SoCs

• Buttons and LEDs for user interaction

• I/O interface for Arduino form factor plug-in modules

• SEGGER J-Link OB Debugger with debug out functionality

• UART interface through virtual COM port

• USB

• Flash memory

• Drag-and-drop Mass Storage Device (MSD) programming

• Supporting NFC-A Listen Mode

 

NRF52840-DK  Applications
There are a lot of NRF52840-DK RF Boards applications.

Networking Software

Forming a Self-Healing

Mesh Network

MCU

Transceiver

Modem

MAC

PA

TR Switch

Power Management Unit (PMU)

 

 

NRF52840-DK  Block Diagram

 nRF52840-block diagram

 

 


Datasheet PDF

Please DOWNLOAD datasheets and manufacturer documentation for NRF52840-DK.


 


Specifications

NRF52840-DK technical specifications, attributes, parameters and parts with similar specifications.


 


Parts with Similar Specs

NRF52840-CKAA-F-R

NRF52840-CKAA-F-R7

NRF52840-CKAA-R

NRF52840-CKAA-R7

NRF52840-DK

NRF52840-DONGLE

NRF52840-PDK

NRF52840-QFAA-F-R

NRF52840-QFAA-F-R7

NRF52840-QFAA-R

NRF52840-QFAA-R7

NRF52840-QIAA-F-RI

NRF52840-QIAA-R

NRF52840-0IAA-R7

NRF52840-QIAA-T



Comparison of nRF52840 and nRF52832


NRF52832

NRF52840

Processor

ARM_ Cortex_-M4 32-bit processor with FPU, 64 MHz

32-bit ARM_ Cortex_-M4F @ 64 MHz

RAM

32/ 64 KB

256 KB

Flash

256/ 512 KB

1 MB

NFC

YES (For pairing)

YES (For pairing)

Package

6×5 mm QFN-48/ 3.0 x3.2 mm WL-CSP

7×7 mm AQFN-73

Operating channel

-40 -85 C

-40 -85 C

TX power (Max)

4dBm

8dBm

RX sensitivity

-96 dBm @ 1Mbps for BT 4.2

-103 dBm @125 Kbps



-99 dBm @ 500 Kbps



-96 dBm @ 1Mbps



-92 dBm @ 2Mbps for BT 5.0 .

Support data rate

1Mbps/ 2Mbps for BLE and 2.4 GHz

125Kbps / 500Kbps / 1 Mbps / 2 Mbps for BLE



250 Kbps for 802.15.4



1Mbps / 2Mbps for 2.4GHz

TX current

7.5 m A @4dBm DC-DC

13.6 m A @ 8 dBm DC- DC/ 3V


5.3 m A @0dBm DC-DC

7.3 m A @ 4 dBm DC-DC / 3V



5.3 m A @ 0 dBm DC-DC/ 3 V

RX current

9.7 m A @ 3V DC-DC

5.4 m A @ 3V DC-DC

Sleep current

0.3 _ A @system off

0.3 _ A @system off

Serial interface

2x I2C master/slave

2x I2C master/slave


3x SPI master/slave

4x SPI master/slave


1x UART CTS/ RTS

1x QSPI


1x I2S

2x UART CTS/ RTS


1x PDM

1x I2S


1x QDEC

1x PDM



1x QDEC

Supply voltage

1.7 -3.6 V

1.7 _ 5.5 V

Source: NRF52832, NRF52840 and NRF52810 comparison – Usman Rashid

https://www.seeedstudio.com/blog/2019/08/07/introducing-nrf52832-and-nrf52840-product-family/



Frequently Asked Questions

1.What exactly is NRF52840-DK?
The nRF52840 DK (Development Kit) includes hardware, firmware source code, documentation, hardware schematics, and layout files. ​
2.What’s the meaning of these abbreviation?
CTS: Clear to Send DK: Development Kit DTR: Data Terminal Ready HWFC: Hardware Flow Control IDE: Integrated Development Environment MSD: Mass Storage Device NFC: Near Field Communication op-amp: Operational Amplifier RMS: Root Mean Square RTS: Request to Send RXD: Receive Data SMA: SubMiniature version A SoC: System on Chip TXD: Transmit Data
3.nRF52832 VS nRF52840
nRF52832 System-on Chip nRF52832 is a flexible, efficient Bluetooth 5 and Bluetooth mesh multiprotocol SoC The nRF52832 is the mid-range member of the nRF52 Series SoC family. It meets the challenges of a broad range of applications that need Bluetooth 5 feature sets, protocol concurrency and a rich and varied set of peripherals and features. In addition, it offers generous memory availability for both Flash and RAM. The nRF52832 is fully multiprotocol capable with full protocol concurrency. It has protocol support for Bluetooth 5, Bluetooth mesh, ANT and 2.4 GHz proprietary stacks. It is built around an ARM® Cortex™-M4 CPU with floating-point unit running at 64 MHz. It has NFC-A Tag for use in simplified pairing and payment solutions. It has numerous digital peripherals and interfaces such as PDM and I2S for digital microphones and audio. Exceptionally low energy consumption is achieved using a sophisticated on-chip adaptive power management system. nRF52840 System-on-Chip The nRF52840 SoC is built around a 32-bit ARM® Cortex®-M4F processor optimized for ultra-low power operation, combining Bluetooth 5, Bluetooth Mesh, Thread, IEEE 802.15.4, ANT and 2.4GHz proprietary. It is also featured with on-chip NFC-A tag and on-chip USB 2.0 (Full speed) controller. The SoC is developed with 1 MB FLASH and 256 kB RAM.

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