STM32H730IBK6Q vs STM32H745IIT6 Comparison
Detailed side-by-side comparison of STM32H730IBK6Q 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
STM32H730IBK6Q - 550MHz Cortex-M7 MCU, 128KB Flash | STMicroelectronics
STM32H730IBK6Q ✓ ActiveSTMicroelectronics
STM32H745IIT6 - 480MHz Dual-Core M7/M4 MCU, 2MB Flash | ST
STM32H745IIT6 ✓ ActiveSpecification Comparison
| Parameter | STM32H730IBK6Q | STM32H745IIT6 |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.10 | $10.62 |
| Core | ARM Cortex-M7 with FPU (DP-FPU) | — |
| Maximum CPU Frequency | 550 MHz | — |
| Flash Memory | 128 KB | 2 MB (dual-bank, with secure sector) |
| SRAM Total | 564 KB | — |
| Instruction Cache (I-cache) | 16 KB | — |
| Data Cache (D-cache) | 16 KB | — |
| Backup SRAM | 4 KB | — |
| Package | UFBGA 176+25 (10x10 mm) | 176-pin LQFP (24x24 mm) |
| Operating Voltage | 1.62 V to 3.6 V | — |
| Operating Temperature | -40 C to +85 C (grade 6 suffix) | — |
| Crypto/Hash Accelerator | AES, SHA, RSA, ECDSA | — |
| External Memory Interface | FMC (SRAM/PSRAM/NOR/NAND) | — |
| ADC | 2x 16-bit (up to 3.6 MSPS) | 16-bit ADC (3.6 MSPS) + two 12-bit ADCs |
| Communication | Ethernet, USB OTG, 3x FDCAN, SPI, I2C, UART | — |
| Graphics Support | Chrom-ART, JPEG codec | — |
| Integrated SMPS | Yes (step-down for core supply) | — |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | Dual-core Arm Cortex-M7 + Cortex-M4 with FPU |
| 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) |
| DAC | — | Two 12-bit DACs |
| Graphics Accelerator | — | Chrom-ART (DMA2D) |
| Communication Interfaces | — | USB OTG FS+HS, 2 × CAN FD, Ethernet MAC, SDMMC, 2 × OctoSPI, FMC, USART/UART/SPI/I2C/LPUART |
| Timers | — | Advanced-control, general-purpose, basic, low-power timers (see datasheet for full list) |
| MSL Level | — | 3 (per JEDEC J-STD-020) |
| Supply Source | — | Internal SMPS + LDO regulators |