STMicroelectronics STM32G491KCU6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $12.30 | $12.30 |
| 15+ | $2.83 | $42.45 |
| 25+ | $2.77 | $69.25 |
| 50+ | $2.62 | $131.00 |
| 100+ | $2.31 | $231.00 |
| N+ | $0.46 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32G4 |
| Packaging | Bulk | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit |
| Speed | 170MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 26 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 112K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 11x12b SAR; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 32-UFQFPN (5x5) |
| Package / Case | 32-UFQFN Exposed Pad |
| ROHS |  |
The STM32G491KCU6 is a 170MHz ARM Cortex-M4 microcontroller with FPU, offering 256KB flash and 112KB SRAM. Operating from 1.71V to 3.6V, it integrates advanced analog peripherals, I2S, and PWM for high-performance embedded control. The 32-UFQFN package is ideal for compact industrial, power, and audio applications.
- 170MHz Cortex-M4 with FPU accelerates complex algorithms and floating-point math.
- 112KB SRAM supports large data buffers and multitasking without external memory.
- Wide voltage range (1.71V~3.6V) enables low-power and 3.3V standard designs.
- Rich analog peripherals (ADC, DAC, comparators) reduce external components.
High-Speed Motor Control
170MHz Cortex-M4 with FPU and advanced timers enables field-oriented control (FOC) for BLDC and PMSM motors with high PWM resolution.
Digital Power Converters
Fast ADC and comparator peripherals support digital PSUs, inverters, and battery chargers requiring precise voltage/current loops.
Industrial Automation I/O
112KB RAM and DMA handle multiple communication protocols (UART, SPI, I2C) for PLCs and sensor hubs.
Portable Instrumentation
Low power modes and 1.71V operation extend battery life in handheld meters and data loggers.
Audio Processing
I2S interface and Cortex-M4 DSP instructions enable audio effects and voice recognition in smart devices.
Robotics Controllers
Compact 32-UFQFN package and rich peripherals fit servo controllers and small robotic platforms.
- Q: What is the max clock speed?
- A: 170MHz ARM Cortex-M4 with FPU for high-performance math.
- Q: What is the supply voltage?
- A: 1.71V to 3.6V, compatible with 3.3V systems and low-power designs.
- Q: How much RAM is available?
- A: 112KB SRAM, ample for real-time control and data buffering.
- Q: What package does it come in?
- A: 32-UFQFN exposed pad, compact for space-limited PCBs.
STM32G491KCU6.pdf
- Q: What is the max clock speed?
- A: 170MHz ARM Cortex-M4 with FPU for high-performance math.
- Q: What is the supply voltage?
- A: 1.71V to 3.6V, compatible with 3.3V systems and low-power designs.
- Q: How much RAM is available?
- A: 112KB SRAM, ample for real-time control and data buffering.
- Q: What package does it come in?
- A: 32-UFQFN exposed pad, compact for space-limited PCBs.
