Silicon Labs Microcontrollers SIM3U154-B-GM

ARM® Cortex®-M3 SiM3U1xx Microcontroller IC 32-Bit Single-Core 80MHz 128KB (128K x 8) FLASH 40-QFN (6x6)

IC MCU 32BIT 128KB FLASH 40QFN

Manufacturer: Silicon Labs
Win Source Part Number: 134197-SIM3U154-B-GM
Packaging: Tray
Core Processor: ARM Cortex-M3
Number of I/O: 28
Program Memory Size: 128KB (128K x 8)
Program Memory Type: FLASH
Data Converters: A/D 18x12b, D/A 2x10b
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 40-QFN (6x6)
Speed(Frequency): 80MHz
Supply Voltage - Operating: 1.8 V to 3.6 V
Part Core Size: 32-Bit
Data RAM Size: 32K x 8
Popularity: Medium
Fake Threat In the Open Market: 44 pct.
Supply and Demand Status: Limited
Quantity per package: 490

ARM Cortex-M3 MCU, 80MHz, 128KB FLASH, 32KB RAM, QFN40 Product overview: SIM3U154-B-GM from Silicon Labs is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include ARM Cortex-M, 80MHz, 128KB, 32KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, ARM Cortex-M, 80MHz, 128KB, 32KB. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-SIM3U154-B-GM can be used for catalog matching and distributor lookup.