Overview
The Murata CMWX1ZZABZ-078 is a compact, low-cost, and low-power wide area network (LPWAN) wireless module designed to support the LoRaWAN and Sigfox wireless protocols. This module is part of Murata's LPWAN product line and is notable for its small size, measuring just 12.5 x 11.6 x 1.76 mm, and its metal shielded LGA package. It integrates a Semtech SX1276 ultra long range spread spectrum wireless transceiver and an STMicro STM32L0 series ARM Cortex-M0+ 32-bit microcontroller, providing a fully self-contained solution for various IoT applications. The module has pre-certified radio regulatory approvals for use on the 868 MHz and 915 MHz industrial, scientific, and medical (ISM) bands globally.
Key Specifications
| Attribute | Specification |
|---|---|
| Type | Module |
| Output Power | +14 dBm (up to +20 dBm with PA boost) |
| Interface Type | UART, SPI, I2C, USB |
| Frequency | 860 MHz to 930 MHz |
| Supply Voltage | 2.2 V to 3.6 V |
| Sensitivity | -135.5 dBm |
| Modulation | FSK/OOK |
| Wireless Protocol | LoRaWAN, Sigfox |
| Operating Temperature Range | -40°C to +85°C |
| Mounting Method | Surface Mount |
| Microcontroller | STMicro STM32L0 series ARM Cortex-M0+ |
| Flash Memory | 192 kB |
| RAM | 20 kB |
| GPIO Channels | Up to 18 |
Key Features
- Compact size: 12.5 x 11.6 x 1.76 mm in a metal shielded LGA package.
- Supports both LoRaWAN and Sigfox wireless protocols.
- Integrated Semtech SX1276 RF transceiver and STMicro STM32L0 series ARM Cortex-M0+ microcontroller.
- Pre-certified radio regulatory approvals for 868 MHz and 915 MHz ISM bands globally.
- Interfaces include UART, SPI, I2C, and USB, along with up to 18 GPIO channels and an ADC.
- Optional Trusted Objects TO-Protect secure software library for enhanced security.
- Operating temperature range of -40°C to +85°C.
- Low power consumption, suitable for battery-powered applications with lifetimes exceeding 10 years.
Applications
- Smart metering (gas and water flow meters).
- Internet of Things (IoT) sensor nodes.
- Wearables.
- Machine-to-Machine (M2M) communications.
- Tracking and remote sensor deployments.
Q & A
- What is the CMWX1ZZABZ-078 module?
The CMWX1ZZABZ-078 is a compact, low-cost, and low-power wide area network (LPWAN) wireless module that supports the LoRaWAN and Sigfox wireless protocols.
- What are the key components of the CMWX1ZZABZ-078 module?
The module includes a Semtech SX1276 RF transceiver and an STMicro STM32L0 series ARM Cortex-M0+ microcontroller.
- What are the supported frequency bands for the CMWX1ZZABZ-078 module?
The module supports the 868 MHz and 915 MHz industrial, scientific, and medical (ISM) bands globally.
- What interfaces does the CMWX1ZZABZ-078 module provide?
The module provides UART, SPI, I2C, and USB interfaces, along with up to 18 GPIO channels and an ADC.
- What is the operating temperature range of the CMWX1ZZABZ-078 module?
The module operates within a temperature range of -40°C to +85°C.
- Can the CMWX1ZZABZ-078 module be used for both LoRaWAN and Sigfox?
Yes, the module supports both LoRaWAN and Sigfox wireless protocols.
- What is the typical output power of the CMWX1ZZABZ-078 module?
The normal output power is +14 dBm, but it can be boosted to +20 dBm with the PA boost function.
- What are the typical applications for the CMWX1ZZABZ-078 module?
Typical applications include smart metering, IoT sensor nodes, wearables, and M2M communications.
- How much flash memory does the CMWX1ZZABZ-078 module have?
The module has 192 kB of flash memory.
- Is the CMWX1ZZABZ-078 module suitable for battery-powered applications?
Yes, the module is designed for low power consumption and is suitable for battery-powered applications with lifetimes exceeding 10 years.
