STM32L452RET6 vs STM32L443RCT6 Comparison
Detailed side-by-side comparison of STM32L452RET6 by STMicroelectronics and STM32L443RCT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32L452RET6 - Ultra-Low-Power Cortex-M4 MCU 80MHz 512KB | ST
STM32L452RET6 ✓ ActiveSTMicroelectronics
STM32L443RCT6 - 80MHz Cortex-M4 MCU 256KB Flash | STMicroelectronics
STM32L443RCT6 ✓ ActiveSpecification Comparison
| Parameter | STM32L452RET6 | STM32L443RCT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.95 | $5.10 |
| Core | Arm Cortex-M4 with FPU | — |
| Maximum CPU Frequency | 80 MHz | — |
| Performance | 100 DMIPS / 273 CoreMark | — |
| Flash Memory | 512 KB | — |
| SRAM | 160 KB | 64 KB |
| Supply Voltage Range | 1.71 V to 3.6 V | — |
| Operating Temperature Range | -40 C to +85 C | -40C to +85C |
| Shutdown Mode Current | 22 nA (5 wakeup pins) | — |
| VBAT Mode Current | 145 nA (RTC + 32x32-bit backup registers) | — |
| ADC | 12-bit, with hardware oversampling | 12-bit, 5 Msps |
| DAC | 12-bit | 2x 12-bit |
| Comparators | 2 ultra-low-power | — |
| Operational Amplifier | 1 on-chip | — |
| USB | USB 2.0 Full-Speed Device | — |
| DFSDM | Yes (digital filter for sigma-delta modulators) | — |
| SMPS Support | Yes (internal step-down core supply) | — |
| USART/UART | 3 USART + 2 UART | — |
| SPI | 3 | — |
| I2C | 3 | — |
| CAN | 1 (CAN 2.0B) | — |
| SDMMC | 1 | — |
| Crypto | AES-256 hardware accelerator | — |
| TRNG | Yes (true random number generator) | — |
| Unique ID | 96-bit | — |
| External Memory Interface | FSMC (SRAM, PSRAM, NOR, NAND) | — |
| Package | LQFP-64 (10x10 mm) | 64-pin LQFP (TRAY/REEL) |
| Mounting Type | Surface Mount | — |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | Arm Cortex-M4 with FPU and DSP instructions |
| Maximum Clock Frequency | — | 80 MHz |
| DMIPS Performance | — | 100 DMIPS |
| Program Memory (Flash) | — | 256 KB |
| Operating Voltage Range | — | 1.71 V to 3.6 V |
| USB Interface | — | USB 2.0 Full-Speed with Type-C PD |
| LCD Driver | — | Up to 4x44 or 8x40 segments |
| Operational Amplifiers | — | 2 on-chip |
| Hardware Cryptography | — | AES-256 hardware accelerator |
| Communication Peripherals | — | USART, LPUART, SPI, I2C, CAN 2.0B, USB FS |
| Timers | — | 16-bit and 32-bit timers, RTC, SysTick, LPTIM |