STMicroelectronics STM32F091RCY6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.51 | $8.51 |
| 15+ | $5.59 | $83.85 |
| 25+ | $5.47 | $136.75 |
| 50+ | $5.17 | $258.50 |
| 100+ | $4.56 | $456.00 |
| N+ | $0.91 | Price Inquiry |
Request Quote / Inquiry
| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32F0 |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | ARM® Cortex®-M0 |
| Core Size | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Peripherals | DMA, I2S, POR, PWM, WDT |
| Number of I/O | 52 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 3.6V |
| Data Converters | A/D 19x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-WLCSP (3.35x3.59) |
| Package / Case | 64-UFBGA, WLCSP |
| ROHS |
The STM32F091RCY6TR is an ARM Cortex-M0 microcontroller from STMicroelectronics, operating at 48MHz. It offers 256KB flash and 32KB SRAM in a compact 64-UFBGA package. The device includes DMA, I2S, PWM, and watchdog timers, making it a cost-effective solution for audio, IoT, and industrial control applications. Its 2V to 3.6V supply range supports a wide variety of power sources.
- Cost-effective Cortex-M0: Balances performance and power for budget-sensitive designs.
- Large 256KB flash: Supports complex firmware and OTA updates.
- I2S audio interface: Enables direct connection to audio codecs.
- Compact WLCSP: Reduces PCB area for portable products.
Audio Accessories
The I2S interface and 48MHz Cortex-M0 core enable high-quality audio processing in USB headsets and voice-controlled devices.
Smart Home Controllers
With 256KB flash, it can handle complex home automation protocols like Zigbee or proprietary RF stacks.
Battery-Powered Sensors
The low-power modes and 2V minimum supply make it suitable for wireless environmental sensors.
Industrial Timers
Its PWM and DMA capabilities support precise timing in conveyor control and lighting systems.
Consumer Appliances
The WLCSP package allows integration into compact washing machine or dishwasher control boards.
LED Lighting
Multiple PWM channels enable color mixing and dimming in smart LED drivers.
- Q: What core architecture is used?
- A: It is based on the ARM Cortex-M0 core.
- Q: What is the maximum operating frequency?
- A: The CPU runs at up to 48MHz.
- Q: How much flash memory does it have?
- A: It provides 256KB of flash memory.
- Q: What package is available?
- A: It comes in a 64-UFBGA (WLCSP) package.
- Q: Does it support I2S audio?
- A: Yes, it includes I2S interfaces for audio applications.
- Q: What core architecture is used?
- A: It is based on the ARM Cortex-M0 core.
- Q: What is the maximum operating frequency?
- A: The CPU runs at up to 48MHz.
- Q: How much flash memory does it have?
- A: It provides 256KB of flash memory.
- Q: What package is available?
- A: It comes in a 64-UFBGA (WLCSP) package.
- Q: Does it support I2S audio?
- A: Yes, it includes I2S interfaces for audio applications.

STM32F091RCY6TR.pdf