STM32L452RET6P vs STM32L412RBT6P Comparison
Detailed side-by-side comparison of STM32L452RET6P by STMicroelectronics and STM32L412RBT6P by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32L452RET6P - 80MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics
STM32L452RET6P ✓ ActiveSTMicroelectronics
STM32L412RBT6P - 80MHz Cortex-M4 MCU 128KB Flash LQFP-64 | STMicroelectronics
STM32L412RBT6P ✓ ActiveSpecification Comparison
| Parameter | STM32L452RET6P | STM32L412RBT6P |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.62 | $3.35 |
| Core Architecture | Arm Cortex-M4F with FPU and DSP | Arm Cortex-M4 with FPU (single precision) |
| Maximum Clock Frequency | 80 MHz | 80 MHz (100 DMIPS) |
| DMIPS Performance | 100 DMIPS | — |
| Flash Memory | 512 KB | — |
| SRAM | 160 KB | 40 KB |
| Supply Voltage Range | 1.71 V to 3.6 V | — |
| Operating Temperature Range | -40 C to +85 C or -40 C to +125 C (grade dependent) | -40 C to +85 C |
| Shutdown Mode Current | 22 nA (5 wakeup pins) | — |
| VBAT Mode Current | 145 nA (RTC + 32x32-bit backup registers) | — |
| Package | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | — |
| USB Interface | USB 2.0 Full-Speed Device with embedded PHY and DFS | — |
| ADC / DAC | 2x 12-bit ADC (5 Msps), 2x 12-bit DAC | — |
| Analog Peripherals | 2 op-amps, 2 comparators | — |
| Connectivity | CAN 2.0B, 2x I2C, 3x SPI, 4x USART, 2x UART, 1x LPUART | — |
| LCD Driver | Yes, up to 8x40 segments | — |
| Hardware Crypto | AES-256 | — |
| RoHS Status | Compliant | — |
| External SMPS | Yes (integrated SMPS step-down converter) | — |
| Program Flash Memory | — | 128 KB (single bank) |
| Supply Voltage (VDD) | — | 1.71 V to 3.6 V |
| Pin Count | — | 64 |
| ADC | — | 1 x 12-bit, 5 Msps (up to 16 channels) |
| DAC | — | 2 x 12-bit |
| Comparators | — | 2 x rail-to-rail |
| Operational Amplifiers | — | 2 x on-chip OPAMP |
| USB | — | USB 2.0 Full-Speed Device (with dedicated 48 MHz OSC) |
| CAN | — | 1 x 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) |
| 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) |