Transceiver NRF52840-DK: Equivalent

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-DK CAD-Model

Symbol

nRF52840-symbol1

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

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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