Value-line STM32F1 with 24 MHz Cortex-M3
This part is a cost-optimised choice for industrial control, motor drives, and sensor nodes that do not need the higher speed or larger memory of the STM32F103 line.
The 24 MHz clock rate sets this part firmly in the low-to-mid performance tier. It is sufficient for UART polling, simple PID loops, and periodic ADC sampling at moderate rates. If your control loop or data throughput needs exceed about 12 MIPS, the 72 MHz STM32F103 sibling would be the next step up. For designs that already fit within this speed envelope, the STM32F100V8T6BTR offers a cost and power advantage. The ADC can sample up to 16 single-ended channels at 1 µs conversion time, adequate for reading potentiometers, current-sense resistors, or thermistor arrays. The DACs can generate analog setpoints or audio waveforms without external components.
For a BOM line, this means no rush to qualify a replacement and no premium needed for last-time-buy inventory. The part is ROHS3 compliant.
Pricing and current stock are confirmed at the time of RFQ — contact our desk for a firm quote on your target quantity. For dual-sourcing or supply resilience, the STM32L151CBU6A (also Cortex-M3, 32 MHz, 1.8 V supply, USB) is a functional alternative, though pin compatibility and memory sizing should be verified against the specific BOM.