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NRF518xx 32bit Low Energy Bluetooth 4.2 Module High Integrated

66 pcs / negotiable
USD4.7 / negotiable
NRF518xx 32bit Low Energy Bluetooth 4.2 Module High Integrated
Features Gallery Product Description Request A Quote
Bluetooth: 4.2
Chipset: Nordic NRF518xx
CPU: 32 Bit ARM Cortex-M0 CPU
Low Power: Yes
Dimension: 17.4×13.7×1.9 Mm
Working Temp: -25℃~75℃
Low Cost: Yes
Wide Application: Yes
High Light:

nRF518xx bluetooth 4.2 module


32bit bluetooth 4.2 module


32bit bluetooth low energy module

Basic Infomation
Place of Origin: China
Brand Name: Createk
Certification: CE, RoHS, FCC, KC
Model Number: ITBM521
Payment & Shipping Terms
Packaging Details: Carton
Delivery Time: 4 weeks
Payment Terms: T/T, Western Union
Supply Ability: 100k pcs/ month
Product Description

Bluetooth module 4.2 high integrated nRF518xx 32bit ARM low energy low cost wide application


Model Number: ITBM521

Bluetooth module ITBM521_PCB antenna 518023


General Description:


The ITBM521 is a highly integrated BLE4.2 module, designed for high data rate, short-range wireless communication in the 2.4GHz ISM band. The module is based on Nordic nRF518xx radio Transceiver IC, has a 32 bit ARM Cortex-M0 CPU, Flash memory and analog and digital peripherals. The ITBM521 provides a low power and ultra-low cost BLE solution for wireless transmission applications.




◆ Computer peripherals and I/O devices



◆ Interactive entertainment devices

Remote control

3D Glasses

Gaming controller

◆ Personal Area Networks

Health/fitness sensor and monitor devices

Medical devices

Key-fobs + wrist watches

◆ Remote control toys

◆ Beacons

◆ Bluetooth Gateway

◆ Indoor Location

◆ Colourful LED Control





◆ Main Chip: nRF518xx

◆ Bluetooth® 4.0 low energy single-mode protocol stack

L2CAP, ATT, GAP, GATT and SM protocols

Central and Peripheral roles

GATT Client and Server

Full SMP support including MITM and OOB pairing

◆ Data rates up to 1Mbps

◆ 8/9/10 bit ADC-4 configurable channels

◆ 20 General Purpose I/O pins

◆ SPI Master/Slave

◆ Two-wire Master (I2C compatible)


◆ CPU independent Programmable Peripheral Interconnect (PPI)

◆ Quadrature Decoder (QDEC)

◆ AES HW encryption

◆ RoHS compliance (Lead-free)

CE,FCC compliance




Module specifications

Hardware Features
Model ITBM521
Antenna Type

PCB Antenna


Chipset Solution nRF518xx
Voltage 1.8V~3.6V
Dimension(L×W×H) 17.4×13.7×1.9 mm
Wireless Features
Wireless Standards Bluetooth ® 4.2
Frequency Range 2400MHz---2483.5MHz
Data Rates 1Mbps
Modulation Technique GFSK Modulation
Wireless Security AES HW Encryption
Transmit Power

Tx Power -30, -20, -16, -12, -8, -4, 0, and 4 dBm


Work Mode Central/Peripheral
Certification RoHS, FCC, CE
Environment Operating Temperature: -25℃~75℃
Storage Temperature: -40℃~85℃
Operating Humidity: 10%~90% Non-condensing
Storage Humidity: 5%~90% Non-condensing
  • In which areas can the Bluetooth low energy module be applied?


Createk currently has 3 Bluetooth modules, all of which are low-power Bluetooth modules, all of which use Nodic Bluetooth chips, which can be active and one-to-many.

Createk Bluetooth module can be used in different scenarios, used in smart homes, used as smart control, such as: LED Bluetooth module, light control Bluetooth module, smart lighting Bluetooth module, switch Bluetooth module, electronic scale Bluetooth module; can be used for safety control, as The key to open, such as: access control Bluetooth module, barrier Bluetooth module, smart lock Bluetooth module, elevator Bluetooth module; used for smart medical treatment, used for data transmission, such as: bracelet Bluetooth module, and other applications, such as: balance car Bluetooth Module, Bluetooth module for walkie-talkie


  • What are the Bluetooth modules?


Bluetooth modules are classified according to their types, and are mainly divided into classic Bluetooth (BT) modules and low-power Bluetooth (BLE) modules. The Bluetooth modules developed and produced by Createk are mainly low-power Bluetooth modules, using Nodic chips, supporting Bluetooth 4.2/5.0, antennas There are onboard antennas and IPEX antennas, which are mainly used in smart home, smart medical, sports, smart access control... The following briefly introduces 3 low-power Bluetooth modules, please consult us for more Bluetooth modules

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