STM32H743IIT6 vs STM32H745IIT6 Comparison
Detailed side-by-side comparison of STM32H743IIT6 by STMicroelectronics and STM32H745IIT6 by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
STM32H743IIT6 - 480MHz Cortex-M7 MCU 2MB Flash | STMicroelectronics
STM32H743IIT6 ✓ ActiveSTMicroelectronics
STM32H745IIT6 - 480MHz Dual-Core M7/M4 MCU, 2MB Flash | ST
STM32H745IIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32H743IIT6 | STM32H745IIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.00 | $10.62 |
| Core Architecture | 32-bit ARM Cortex-M7 with double-precision FPU | Dual-core Arm Cortex-M7 + Cortex-M4 with FPU |
| Maximum Clock Frequency | 480 MHz | — |
| DMIPS Performance | 1027 DMIPS (2.14 DMIPS/MHz) | — |
| L1 Instruction Cache | 16 KB | — |
| L1 Data Cache | 16 KB | — |
| Flash Memory | 2 MB | 2 MB (dual-bank, with secure sector) |
| SRAM | 1 MB | — |
| Package | 176-LQFP (24x24 mm) | 176-pin LQFP (24x24 mm) |
| Operating Voltage | 1.62 V to 3.6 V | — |
| Operating Temperature | -40C to +85C (industrial grade) | — |
| Communication Interfaces | Ethernet, USB, CAN, UART, SPI, I2C | USB OTG FS+HS, 2 × CAN FD, Ethernet MAC, SDMMC, 2 × OctoSPI, FMC, USART/UART/SPI/I2C/LPUART |
| External Memory Interface | FMC, QUADSPI | — |
| GPIO Count | 140 (approx.) | — |
| ART Accelerator | Yes (zero-wait-state Flash execution) | — |
| RoHS Compliance | Compliant | — |
| M7 Maximum Clock Frequency | — | 480 MHz |
| M4 Maximum Clock Frequency | — | 240 MHz |
| SRAM (Total) | — | 1 MB (192 KB DTCM/AXI + 64 KB DTCM for M4 + 462 KB system SRAM + 4 KB backup) |
| Operating Voltage Range | — | 1.62 V to 3.6 V |
| Mounting Type | — | Surface Mount |
| Operating Temperature Range | — | -40 °C to +85 °C (industrial grade) |
| ADC | — | 16-bit ADC (3.6 MSPS) + two 12-bit ADCs |
| DAC | — | Two 12-bit DACs |
| Graphics Accelerator | — | Chrom-ART (DMA2D) |
| Timers | — | Advanced-control, general-purpose, basic, low-power timers (see datasheet for full list) |
| MSL Level | — | 3 (per JEDEC J-STD-020) |
| RoHS Status | — | Compliant |
| Supply Source | — | Internal SMPS + LDO regulators |