STMicroelectronics STM32L443RCT6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.54 | $6.54 |
| 15+ | $4.30 | $64.50 |
| 25+ | $4.20 | $105.00 |
| 50+ | $3.97 | $198.50 |
| 100+ | $3.50 | $350.00 |
| N+ | $0.70 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32L4 |
| Packaging | Tray | |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 80MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, LCD, PWM, WDT |
| Number of I/O | 52 |
| 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 16x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-LQFP (10x10) |
| Package / Case | 64-LQFP |
| ROHS |
The STMicroelectronics STM32L443RCT6 is a high-performance ARM Cortex-M4 microcontroller with FPU, running at 80MHz. It offers 256KB flash and 64KB RAM, along with an integrated LCD controller for graphical displays. Its 1.71V-3.6V supply range and 64-LQFP package make it ideal for advanced embedded applications requiring both processing power and energy efficiency.
- 80MHz Cortex-M4 with FPU: Delivers DSP and floating-point performance for complex algorithms.
- Integrated LCD controller: Eliminates external display driver, reducing BOM cost and board space.
- Large 256KB flash / 64KB RAM: Supports rich applications and multitasking without memory constraints.
- Advanced low-power modes: Balances performance with energy efficiency for battery-powered devices.
Advanced Wearables
The 80MHz Cortex-M4 with FPU handles complex sensor fusion and health algorithms, while the 256KB flash stores rich UI assets and firmware.
Industrial HMI Panels
The integrated LCD controller and 64KB RAM support graphical interfaces for machine control, with PWM outputs driving backlight and indicators.
Smart Home Hubs
With DMA and multiple communication interfaces, it manages Zigbee/Z-Wave protocols and local automation rules, operating from 1.71V to 3.6V.
Portable Test Equipment
The high-speed core and large memory enable oscilloscope or multimeter functions, with the LCD controller displaying waveforms in real-time.
Medical Infusion Pumps
Reliable operation with WDT and brown-out detection ensures patient safety, while the Cortex-M4 handles precise motor control and user interface.
Audio Processing Modules
The DSP capabilities of the Cortex-M4 enable real-time audio effects and voice recognition, with I2S (implied by DMA) for digital audio streaming.
- Q: What core is used in the STM32L443RCT6?
- A: It uses an ARM Cortex-M4 core running at 80MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 256KB flash and 64KB RAM.
- Q: What package is available?
- A: It comes in a 64-LQFP package.
- Q: What core is used in the STM32L443RCT6?
- A: It uses an ARM Cortex-M4 core running at 80MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 256KB flash and 64KB RAM.
- Q: What package is available?
- A: It comes in a 64-LQFP package.

STM32L443RCT6.pdf