STMicroelectronics STM32L432KBU6TR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.45 | $9.45 |
| 15+ | $2.17 | $32.55 |
| 25+ | $2.12 | $53.00 |
| 50+ | $2.01 | $100.50 |
| 100+ | $1.77 | $177.00 |
| N+ | $0.35 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tape & Reel (TR) | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| 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 | 128KB (128K 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; 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 STM32L432KBU6TR from STMicroelectronics is a high-performance ultra-low-power MCU built on the ARM Cortex-M4 core. It delivers 80MHz operation with 128KB flash and 64KB SRAM, making it suitable for complex embedded applications. Its 1.71V to 3.6V supply range and rich peripheral set including PWM, DMA, and brown-out detection enable robust designs in portable and industrial systems.
- Ultra-low power consumption: Optimized for battery life with 1.71V operation and multiple low-power modes.
- High processing capability: 80MHz Cortex-M4 with DSP instructions accelerates math-intensive tasks.
- Compact footprint: 32-UFQFN package saves PCB space for miniaturized products.
- Rich peripherals: PWM, DMA, and WDT reduce external components and simplify design.
Battery-Powered IoT Sensors
The 1.71V minimum supply and 80MHz Cortex-M4 enable energy-efficient data processing for smart home and industrial IoT nodes.
Portable Medical Devices
With 128KB flash and 64KB SRAM, it supports complex algorithms for glucose monitors or pulse oximeters while maintaining low power draw.
Motor Control Systems
Integrated PWM and DMA allow precise waveform generation for brushless DC motor drivers in drones or robotics.
Wearable Fitness Trackers
The compact UFQFN package and wide voltage range suit space-constrained wearables requiring reliable operation from coin cells.
Industrial Data Loggers
Brown-out detection and WDT ensure reliable logging in harsh environments with fluctuating power supplies.
Smart Building Controllers
Combine 80MHz processing with low-power modes for HVAC or lighting control panels that need fast response and energy savings.
- Q: What is the operating voltage range of the STM32L432KBU6TR?
- A: It operates from 1.71V to 3.6V, supporting low-power battery applications.
- Q: What core does this MCU use?
- A: It is based on the ARM Cortex-M4 core running at up to 80MHz.
- Q: How much flash and RAM does it have?
- A: It provides 128KB of flash memory and 64KB of SRAM.
- Q: What package is available?
- A: It comes in a 32-UFQFN exposed pad package, ideal for compact designs.
- Q: Does it include PWM and DMA?
- A: Yes, it features PWM, DMA, and a watchdog timer for robust control.
STM32L432KBU6TR.pdf
- Q: What is the operating voltage range of the STM32L432KBU6TR?
- A: It operates from 1.71V to 3.6V, supporting low-power battery applications.
- Q: What core does this MCU use?
- A: It is based on the ARM Cortex-M4 core running at up to 80MHz.
- Q: How much flash and RAM does it have?
- A: It provides 128KB of flash memory and 64KB of SRAM.
- Q: What package is available?
- A: It comes in a 32-UFQFN exposed pad package, ideal for compact designs.
- Q: Does it include PWM and DMA?
- A: Yes, it features PWM, DMA, and a watchdog timer for robust control.
