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MK14 nRF52805 Bluetooth Module

MK14 nRF52805 Bluetooth Module is a powerful, highly flexible and ultra-low power Bluetooth® 5 modules based on Nordic® Semiconductor lower-end nRF52805 SoC solution, which has a 32-bit Arm® Cortex™-M4 CPU with floating-point unit running at 64 MHz.

 
• Nordic® Semiconductor nRF52805 SoC solution
• Bluetooth 5 – 2Mbps, CSA#2
• 192kB Flash and 24kB RAM
• 12.1×8.9×2.0mm (with shield)
• Highly flexible multiprotocol module ideally suited for Bluetooth® Low Energy, Bluetooth® mesh, ANT+ and 2.4GHz ultra-low-power wireless applications.
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MK14 nRF52805 Blutooth Module

MK14 series is a powerful, highly flexible and ultra-low power Bluetooth® 5 modules based on Nordic® Semiconductor lower-end nRF52805 SoC solution, which has a 32-bit Arm® Cortex™-M4 CPU with floating-point unit running at 64 MHz.

 
• Nordic® Semiconductor nRF52805 SoC solution
• Bluetooth 5 – 2Mbps, CSA#2
• 192kB Flash and 24kB RAM
• 12.1×8.9×2.0mm (with shield)
• Highly flexible multiprotocol module ideally suited for Bluetooth® Low Energy, Bluetooth® mesh, ANT+ and 2.4GHz ultra-low-power wireless applications.
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MK14 nRF52805 Bluetooth Module has two different models — MK14A & MK14B

MK14A nRF52805 Bluetooth Module

MK14A

MK14A integrates a high-performance PCB antenna

MK14B nRF52805 Bluetooth Module

MK14B

MK14B uses a u.FL connector and requires an external antenna

Bluetooth

Features

Bluetooth® Low Energy
1M LE PHY
CSA #2

LE connections

Concurrent peripheral and broadcaster roles

Radio

Modulations

GFSK at 1 Mbps data rates

Transmit power

+4 dBm maximum
Configurable down to -40dBm

Antenna

MK14A – PCB trace antenna
MK14B – External 2.4Ghz antenna

Mechanical design

Dimensions

Length:12.1mm±0.2mm
Width: 8.9mm±0.2mm
Height: 2.0mm±0.1mm/-0.15mm

Package

16 Plated Half-hole pins

Hardware

CPU

ARM® Cortex®-M4 32-bit processor with FPU, 64MHz

Memory

192kB flash, 24 kB RAM

Interfaces

SPI master/slave with EasyDMA
UART (CTS/RTS) with EasyDMA
Quadrature decoder (QDEC)
2x real-time counter (RTC)
2x 12-bit, 200ksps ADC
10 GPIOs

Power supply

1.7V to 3.6V

Operating temperature

-40 to 85°C

Clock control

32.768 kHz +/-20 ppm crystal oscillator

Power regulator

DC/DC regulator setup

Software & Documentation

Item Description Version Size Last Update
Datasheet MK14_Bluetooth_Module_Datasheet.pdf 1.0 1.36MB 06/08/2020
Schematic - MK14A MK14A.pdf 1.0 181KB 06/08/2020
Schematic - MK14B MK14B.pdf 1.0 182KB 06/08/2020
Support Link nRF52805_Product_Specification.pdf 1.0 5MB 06/08/2020
Product List MOKO_Bluetooth_Module_Family.pdf 1.0 907KB 06/08/2020
Technical Drawings MK14 Library 1.0 - 20/01/2021
Certification MK14-CE 1.0 - 20/01/2021
Certification MK14-FCC 1.0 - 20/01/2021
Certification MK14-IC 1.0 - 20/01/2021
Certification MK14-RCM 1.0 - 20/01/2021
Certification MK14-TELEC 1.0 - 20/01/2021

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