STM32L412RBT6P vs STM32L452RET6 مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ STM32L412RBT6P بواسطة STMicroelectronics و STM32L452RET6 بواسطة STMicroelectronics. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
STMicroelectronics
STM32L412RBT6P - 80MHz Cortex-M4 MCU 128KB Flash LQFP-64 | STMicroelectronics
STM32L412RBT6P ✓ نشطSTMicroelectronics
STM32L452RET6 - Ultra-Low-Power Cortex-M4 MCU 80MHz 512KB | ST
STM32L452RET6 ✓ نشطمقارنة المواصفات
| المعامل | STM32L412RBT6P | STM32L452RET6 |
|---|---|---|
| العلامة التجارية | STMicroelectronics | STMicroelectronics |
| الفئة | Microcontrollers | Microcontrollers |
| حالة دورة الحياة | نشط | نشط |
| Core Architecture | Arm Cortex-M4 with FPU (single precision) | — |
| أقصى تردد للساعة | 80 MHz (100 DMIPS) | — |
| Program Flash Memory | 128 KB (single bank) | — |
| SRAM | 40 KB | 160 KB |
| Supply Voltage (VDD) | 1.71 V to 3.6 V | — |
| نطاق درجة حرارة التشغيل | -40 C to +85 C | -40 C to +85 C |
| العلبة | 64-LQFP (10x10 mm) | LQFP-64 (10x10 mm) |
| عدد الأطراف | 64 | — |
| ADC | 1 x 12-bit, 5 Msps (up to 16 channels) | 12-bit, with hardware oversampling |
| DAC | 2 x 12-bit | 12-bit |
| Comparators | 2 x rail-to-rail | 2 ultra-low-power |
| Operational Amplifiers | 2 x on-chip OPAMP | — |
| USB | USB 2.0 Full-Speed Device (with dedicated 48 MHz OSC) | USB 2.0 Full-Speed Device |
| CAN | 1 x CAN 2.0B | 1 (CAN 2.0B) |
| Communication Peripherals | 3x I2C, 3x SPI, 3x USART + 1x UART | — |
| Timers | 4x 16-bit, 2x 16-bit low-power, 2x watchdog, SysTick | — |
| RTC | Yes, with calendar and alarm | — |
| TRNG | True Random Number Generator (AES-256 capable) | Yes (true random number generator) |
| Low-Power Modes | Shutdown ~30 nA, Standby ~120 nA, Stop with RTC ~420 nA | — |
| Internal Voltage Regulator | Integrated LDO and SMPS step-down | — |
| Backup Domain | VBAT pin for RTC and backup register retention | — |
| RoHS / REACH | ROHS3 compliant (per distributor data) | — |
| Core | — | Arm Cortex-M4 with FPU |
| Maximum CPU Frequency | — | 80 MHz |
| Performance | — | 100 DMIPS / 273 CoreMark |
| Flash Memory | — | 512 KB |
| Supply Voltage Range | — | 1.71 V to 3.6 V |
| Shutdown Mode Current | — | 22 nA (5 wakeup pins) |
| VBAT Mode Current | — | 145 nA (RTC + 32x32-bit backup registers) |
| Operational Amplifier | — | 1 on-chip |
| 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 |
| SDMMC | — | 1 |
| Crypto | — | AES-256 hardware accelerator |
| Unique ID | — | 96-bit |
| External Memory Interface | — | FSMC (SRAM, PSRAM, NOR, NAND) |
| نوع التركيب | — | Surface Mount |
| حالة RoHS | — | Compliant |