Multiprotocol Modules BL654 – Bluetooth v5 802.15.4 / NFC Mod

451-00001 – BL654 Multiprotocol Module – Bluetooth 5.0 & Thread – Ezurio

The Ezurio 451-00001 BL654 multiprotocol module delivers robust wireless connectivity for IoT and embedded systems. Combining Bluetooth v5.0, Thread, and NFC support, this surface-mount module simplifies design integration while offering low power consumption and high reliability. PCX supplies this active-status module with guaranteed stock and rapid shipping to keep your projects on schedule.

Key Features

• Dual Protocol: Bluetooth v5.0 + Thread (802.15.4)
• High Sensitivity: -95dBm for extended range
• Ultra-Low Power: 5.4mA Rx / 14.1mA Tx current
• Wide Voltage Range: 1.7V–3.6V operation
• Integrated Antenna: Trace antenna design
• Rich Interfaces: UART, USB, SPI, I2C, I2S, PWM

Technical Specifications

Built around the Nordic nRF52840 IC, this 72-SMD module operates in the 2.4GHz band with 2Mbps data throughput and 8dBm output power. It withstands industrial environments with an operating temperature range of -40°C to +85°C. The compact design features surface-mount compatibility and comprehensive protocol support for seamless network integration.

Typical Applications

• Smart home automation controllers
• Industrial IoT sensors and gateways
• Medical monitoring devices
• Asset tracking systems
• Consumer wearables

About Ezurio

Ezurio (formerly Laird Connectivity) is a global leader in wireless IoT solutions with over 60 years of innovation. Their modules are renowned for rigorous testing, regulatory certifications, and long-term availability, making them a trusted choice for mission-critical designs.

Specializing in end-to-end RF connectivity, Ezurio provides comprehensive technical support and design resources. Their expertise in embedded wireless systems ensures optimized performance for applications requiring reliability across industrial, medical, and automotive sectors.

About RF Transceiver Modules

RF transceiver modules integrate radios, antennas, and protocol stacks into compact packages, dramatically reducing development time for wireless products. These certified solutions handle complex RF design challenges like signal integrity and regulatory compliance, allowing engineers to focus on application-specific features.

In IoT ecosystems, multiprotocol modules like the BL654 enable devices to communicate across different networks (e.g., Bluetooth for smartphone pairing and Thread for mesh networking). This flexibility is crucial for creating scalable, interoperable smart devices while maintaining low power profiles essential for battery-operated systems.

Packaging Options

Available in Tape & Reel (TR), Cut Tape (CT), or Digi-Reel® formats to suit prototyping or high-volume production needs. Specify your preference when ordering.

Frequently Asked Questions

Question: Does this module support Bluetooth Low Energy (BLE)?
Answer: Yes, Bluetooth 5.0 includes enhanced BLE capabilities for power-sensitive applications.

Question: What certifications does the BL654 hold?
Answer: It carries global certifications including FCC, IC, CE, and MIC for streamlined market deployment.

Question: Can I develop custom firmware for the nRF52840 IC?
Answer: Absolutely – the onboard Nordic chip is fully programmable using standard SDKs.

Question: Is NFC functionality included?
Answer: Yes, near-field communication (NFC) is supported for tap-to-pair functionality.

Question: What development tools are recommended?
Answer: Ezurio provides evaluation kits and reference designs; contact PCX for recommendations.

Question: How does Thread protocol benefit IoT systems?
Answer: Thread creates self-healing mesh networks ideal for scalable, low-latency smart home/industrial applications.

Note: Product image is representational. Full datasheet available through PCX upon request.

Order Today for Fast Delivery!

Streamline your wireless design with this versatile Ezurio module – available now at PCX with guaranteed stock and priority shipping. Contact our technical support team for volume pricing or design assistance!