Ezurio Lyra 24 Series BLUETOOTH® Modules

Ezurio Lyra 24 Series BLUETOOTH^® Modules are Bluetooth Low Energy (BLE) modules based on Silicon Labs EFR32BG24 SoC. These modules offer Bluetooth low-energy connectivity, delivering exceptional RF performance and energy efficiency, future-proofing capabilities, and industry-leading Secure Vault^® technology. The Lyra S4 Bluetooth modules come with a 32-bit Arm^® Cortex^®-M33 core with DSP instruction and a floating-point unit. These modules function at 2.4GHz radio frequency and feature 1536kB Flash and 256kB RAM. The Lyra 24 modules operate at a 1.8V to 3.8V supply voltage range and a -40°C to 105°C temperature range. Typical applications include smart home devices, lighting, gateways and digital assistants, and industrial IoT sensors.

Features

Bluetooth low energy 5.3
Bluetooth mesh connectivity
Built-in antenna or RF pin
Based on Silicon Labs EFR32BG24 chipset

32-bit Arm Cortex-M33 core
Vault high or vault mid security
Rich set of analog and digital peripherals

Applications

Professional lighting
Smart home devices
Asset tags and beacon
Building automation and security

Secure medical peripherals
Gateways and digital assistants
Industrial IoT sensors

Specifications

2.4GHz radio frequency
Widest range of MCU peripherals
- UART
- I²C
- SPI
- ADC
- GPIO
- PWM
- Counter
- Timer
- Watchdog
- PRS
Bluetooth Low Energy (BLE)
- Support peripheral/central roles
- Support for 2 Mbps, 1Mbps, and 125kbps coded
- Support for AoA/AoD, Bluetooth LE mesh (C code path only)

Powerful Cortex-M33 Core
- 1,536kB Flash
- 256kB RAM
-40°C to +105°C extended industrial temperature range
1.8V to 3.8V supply voltage range
Dimensions
- Lyra 24P: 12.9mm x 15mm x 2.15mm
- Lyra 24S: 7mm x 7mm x 1.18mm
FCC, EU, UKCA, ISED, RCM, MIC, KC, and Bluetooth SIG certifications

Ezurio Lyra 24 Series BLUETOOTH® Modules

Features

Applications

Specifications

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