STM32L451RET6 vs STM32L452RET6 Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci STM32L451RET6 disebabkan oleh STMicroelectronics dan STM32L452RET6 disebabkan oleh STMicroelectronics. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
STMicroelectronics
STM32L451RET6 - Ultra-Low-Power Cortex-M4 MCU 512KB Flash | STMicroelectronics
STM32L451RET6 ✓ AktifSTMicroelectronics
STM32L452RET6 - Ultra-Low-Power Cortex-M4 MCU 80MHz 512KB | ST
STM32L452RET6 ✓ AktifPengandingan Spesifikasi
| Parametr | STM32L451RET6 | STM32L452RET6 |
|---|---|---|
| Merek | STMicroelectronics | STMicroelectronics |
| Kategori | Microcontrollers | Microcontrollers |
| Status Lingkungan Hidup | Aktif | Aktif |
| Core | Arm Cortex-M4 with FPU | Arm Cortex-M4 with FPU |
| Frekuensi Klock Maksimum | 80 MHz | — |
| Flash Memory | 512 KB | 512 KB |
| SRAM | 160 KB | 160 KB |
| Supply Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Kemasan | 64-LQFP (10x10 mm) | LQFP-64 (10x10 mm) |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Gambaran Suhu Operasi | -40°C to +85°C | -40 C to +85 C |
| ADC Resolution | 12-bit | — |
| ADC Sample Rate | 5 MSPS | — |
| DAC Resolution | 12-bit | — |
| Number of I2C Interfaces | 4 | — |
| Number of SPI Interfaces | 3 | — |
| Number of USART/UART Interfaces | 3 USART + 1 UART + 1 LPUART | — |
| Number of Timers | 8 (including 2 advanced, 5 general-purpose, 2 basic) | — |
| Status RoHS | Compliant | Compliant |
| Maximum CPU Frequency | — | 80 MHz |
| Performance | — | 100 DMIPS / 273 CoreMark |
| Shutdown Mode Current | — | 22 nA (5 wakeup pins) |
| VBAT Mode Current | — | 145 nA (RTC + 32x32-bit backup registers) |
| ADC | — | 12-bit, with hardware oversampling |
| DAC | — | 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) |