STM32WL33C8V7

RF Transceiver ICS Overview

The STM32WL33C8V7 is a Sub-GHz wireless microcontroller featuring a single-core Arm Cortex-M0+ processor operating at 64 MHz. It integrates 64 Kbytes of Flash memory and 16 Kbytes of SRAM. The device supports multiple modulation schemes including wM-Bus, 802.15.4g, Mioty, Sigfox, and KNX. It operates in frequency bands such as 413MHz–479MHz and 826MHz–958MHz. Key peripherals include an LCD driver, 12-bit ADC, AES-128, RNG, and seven DMA channels.

RF Transceiver ICS Feature Summary

• Ultra-low power wireless application processor designed for RF applications in the sub-1 GHz band.
• Supports global frequency bands including license-free ISM and SRD frequencies like 433, 868, and 915 MHz.
• Integrates high-speed flexible memory with up to 256 Kbyte flash and 32 Kbyte RAM across the family.
• Includes security features such as secure boot with write protection and sensitive information storage read-out protection.

RF Transceiver ICS Applications

• Battery-powered wireless sensor nodes
• Smart metering and utility applications
• Industrial automation and monitoring
• Home automation and smart building systems

RF Transceiver ICS Procurement Notes

Verify the specific suffix V7 indicates the VFQFPN48 package configuration when sourcing. Confirm that the component matches the STM32WL33xx series specifications regarding memory size and peripheral sets. Ensure compatibility with development tools supporting the Arm Cortex-M0+ architecture. Check for any regional frequency band restrictions relevant to the intended deployment location.

RF Transceiver ICS Selection Notes

Select this model for applications requiring multiprotocol LPWAN capabilities in the Sub-GHz range. Consider the integrated LCD driver and flow sensing controller if display or sensor interfaces are needed. Evaluate the low active current consumption for battery life optimization. Compare against other STM32WL variants if higher memory capacity or different pin counts are required.

RF Transceiver ICS Part Context

This part belongs to the STM32WL33xx series, which are high-performance ultra-low power wireless application processors. The series is designed for RF wireless applications in the sub-1 GHz band, embedding an Arm Cortex-M0+ CPU. It combines microcontroller functionality with dual radio systems and specialized controllers for LCD and flow sensing.

RF Transceiver ICS Replacement Considerations

Check for STM32WL33C8 variants with different package options if physical footprint constraints differ. Verify cross-compatibility within the STM32WL33xx family for software portability. Ensure substitute parts maintain the same memory configuration and peripheral set.