STM32L412RBT6P vs STM32L452RET6 Comparaison
Comparaison détaillée côte à côte de STM32L412RBT6P par STMicroelectronics et STM32L452RET6 par STMicroelectronics. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
STMicroelectronics
STM32L412RBT6P - 80MHz Cortex-M4 MCU 128KB Flash LQFP-64 | STMicroelectronics
STM32L412RBT6P ✓ ActifSTMicroelectronics
STM32L452RET6 - Ultra-Low-Power Cortex-M4 MCU 80MHz 512KB | ST
STM32L452RET6 ✓ ActifComparaison des spécifications
| Paramètre | STM32L412RBT6P | STM32L452RET6 |
|---|---|---|
| Marque | STMicroelectronics | STMicroelectronics |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $3,35 | $4,95 |
| Core Architecture | Arm Cortex-M4 with FPU (single precision) | — |
| Fréquence d'horloge maximale | 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 | — |
| Plage de température de fonctionnement | -40 C to +85 C | -40 C to +85 C |
| Boîtier | 64-LQFP (10x10 mm) | LQFP-64 (10x10 mm) |
| Nombre de broches | 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) |
| Type de montage | — | Surface Mount |
| Statut RoHS | — | Compliant |