STM32C091RBI6
Manufacturer package reference image
Mainstream Arm Cortex-M0+ MCU with 128 Kbytes of Flash memory, 36 Kbytes RAM, 48 MHz CPU, 4x USART, timers, ADC, comm. I/F, 2-3.6V
Key Specifications
| Complete manufacturer part number | STM32C091RBI6 |
|---|---|
| Manufacturer | STMicroelectronics |
| Description | Mainstream Arm Cortex-M0+ MCU with 128 Kbytes of Flash memory, 36 Kbytes RAM, 48 MHz CPU, 4x USART, timers, ADC, comm. I/F, 2-3.6V |
| Package / case | UFBGA 64 5x5x0.6 P 0.5 mm |
| Product category | Microcontrollers |
| Pins | 64 |
| MCU series | STM32C0 |
| Core | Arm Cortex-M0+ |
| Flash memory (exact ordering overview) | 128 KB |
| Maximum CPU frequency (ordering overview) | 48 MHz |
| Operating supply voltage | 2.0 V to 3.6 V |
| Packing type | Tray |
| RoHS compliant | Ecopack2 |
| Grade | Industrial |
| In stock | 7,336 pcs |
| Unit price | Request a quote |
| Lead time | To be confirmed |
Technical documentation and image source
Exact ST ordering page verified on 2026-11-04. Temperature labels preserve manufacturer ordering scope; ambient or junction basis is not inferred. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.
Manufacturer package reference image for UFBGA 64 5x5x0.6 P 0.5 mm. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.
Some exact-order specifications remain to be confirmed in the manufacturer documentation.