STMicroelectronics STM32L432KCU6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.75 | $10.75 |
| 15+ | $2.47 | $37.05 |
| 25+ | $2.42 | $60.50 |
| 50+ | $2.29 | $114.50 |
| 100+ | $2.02 | $202.00 |
| N+ | $0.40 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M4F |
| Core Size | 32-Bit |
| Speed | 80MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 26 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 10x12b SAR; D/A 2x12b |
| 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 STM32L432KCU6TR is an ultra-low-power ARM Cortex-M4F MCU from STMicroelectronics, running at 80MHz with 256KB flash and 64KB SRAM. It operates from 1.71V to 3.6V in a 32-UFQFN package, featuring DMA, PWM, WDT, and brown-out detection. Ideal for battery-powered IoT and medical devices.
- ARM Cortex-M4F with FPU – accelerates DSP and math-intensive tasks.
- Ultra-low power consumption – extends battery life in portable devices.
- Compact 32-UFQFN package – saves PCB area for miniaturized designs.
- High memory density (256KB flash/64KB SRAM) – supports complex applications.
Wearable Health Monitors
The Cortex-M4F with FPU accelerates sensor fusion algorithms, while low voltage operation extends battery life in smartwatches.
IoT Edge Nodes
256KB flash supports secure cloud connectivity stacks, and 80MHz speed handles TLS encryption efficiently.
Portable Medical Devices
Ultra-low power modes and 1.71V operation enable continuous glucose monitors to run for months on coin cells.
Smart Home Sensors
Small 32-UFQFN package fits into compact temperature/humidity sensors, with PWM for buzzer and LED control.
Industrial Data Loggers
DMA and WDT ensure reliable data capture in remote monitoring equipment, with brown-out detection for power integrity.
Consumer Audio Accessories
FPU accelerates audio DSP for active noise cancellation in earbuds, while low power extends playback time.
- Q: What core does this MCU use?
- A: ARM Cortex-M4F with FPU, running at 80MHz.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 64KB SRAM.
- Q: What package is it available in?
- A: 32-UFQFN exposed pad package.
STM32L432KCU6TR.pdf
- Q: What core does this MCU use?
- A: ARM Cortex-M4F with FPU, running at 80MHz.
- Q: What is the supply voltage range?
- A: 1.71V to 3.6V.
- Q: How much flash and RAM?
- A: 256KB flash and 64KB SRAM.
- Q: What package is it available in?
- A: 32-UFQFN exposed pad package.
