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STMicroelectronics STM32F100RET6B — Microcontrollers & Processors (MCU / MPU / DSP)

ST STM32F100RET6B ARM Cortex-M3 MCU, 512KB Flash, 24MHz

MPNSTM32F100RET6B
Active

STMicroelectronics STM32F1 series, ARM Cortex-M3, 32-bit, 24MHz, 512KB Flash, 32K x 8 RAM, 51 I/O, 64-LQFP, -40°C to 85°C.

$9.0800Ref. price · indicative, final on quote
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

STM32F100RET6B specifications
ParameterValue
SeriesSTM32F1
MountingSurface Mount
Oscillator typeInternal
Program memory typeFLASH
Voltage - supply (Vcc (Vdd))2V ~ 3.6V
Operating temperature-40°C ~ 85°C (TA)
Speed24MHz
PackageTray
RAM size32K x 8
Core size32-Bit Single-Core
PeripheralsDMA, PDR, POR, PVD, PWM, Temp Sensor, WDT
ConnectivityI²C, IrDA, LINbus, SPI, UART/USART
Number of i (O)51
Core processorARM® Cortex®-M3
Case64-LQFP
Data convertersA/D 16x12b; D/A 2x12b
Program memory size512KB (512K x 8)

Product details

Analog and peripheral integration

The STM32F100RET6B: Built-in DMA, POR, PVD, and a temperature sensor are included.

Housed in a 64-LQFP (10x10 mm) package with 51 accessible I/O, it fits compact two-layer boards.

Frequently asked questions

What is the datasheet for STM32F100RET6B?

Design engineers need the datasheet to validate pin compatibility and electrical characteristics.

How much does STM32F100RET6B cost per unit?

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Is STM32F100RET6B in stock and available for immediate delivery?

Buyers need to check stock to avoid production delays.

What is the equivalent part for STM32F100RET6B?

Engineers and buyers need alternatives if the part is unavailable or for second sourcing.

Can STM32F100RET6B be used as a replacement for STM32F100RET6?

Maintenance techs and brokers need to know if the newer part is drop-in compatible.

Where can I buy STM32F100RET6B in small quantities?

Developers and hobbyists need reliable sources for prototyping.