STM32H745IIT6 vs STM32H755ZIT6 对比
详细并排对比 STM32H745IIT6 出自 STMicroelectronics 和 STM32H755ZIT6 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
STMicroelectronics
STM32H755ZIT6 - Dual-Core Cortex-M7/M4 MCU, 2MB Flash | STMicroelectronics
STM32H755ZIT6 ✓ 量产中规格对比
| 参数 | STM32H745IIT6 | STM32H755ZIT6 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $10.62 | $16.19 |
| Core Architecture | Dual-core Arm Cortex-M7 + Cortex-M4 with FPU | Dual-core Arm Cortex-M7 + Cortex-M4 |
| M7 Maximum Clock Frequency | 480 MHz | — |
| M4 Maximum Clock Frequency | 240 MHz | — |
| Flash Memory | 2 MB (dual-bank, with secure sector) | 2 MB (dual-bank) |
| 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 | — |
| 封装 | 176-pin LQFP (24x24 mm) | LQFP-144 (20x20 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 °C to +85 °C (industrial grade) | — |
| ADC | 16-bit ADC (3.6 MSPS) + two 12-bit ADCs | 3 x 16-bit, up to 3.6 MSPS |
| DAC | Two 12-bit DACs | 2 x 12-bit |
| 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 | Ethernet, USB OTG HS/FS, 2x CAN FD, 6x SPI, 4x I2C, USART/UART, SDMMC, SAI |
| Timers | Advanced-control, general-purpose, basic, low-power timers (see datasheet for full list) | — |
| MSL 等级 | 3 (per JEDEC J-STD-020) | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant | Compliant |
| Supply Source | Internal SMPS + LDO regulators | — |
| Cortex-M7 Max Frequency | — | 480 MHz |
| Cortex-M4 Max Frequency | — | 240 MHz |
| SRAM | — | 1 MB (DTCM + AXI + SRAM1/2/3) |
| GPIO Count | — | 114 |
| Supply Voltage VDD | — | 1.62 V to 3.6 V |
| 工作温度 | — | -40 °C to +85 °C (industrial grade) |
| Graphics | — | Chrom-ART Accelerator, LCD-TFT controller, JPEG codec |
| Crypto Accelerators | — | AES, SHA, RSA, TRNG |
| Internal SMPS | — | Yes (step-down for core) |
| Process Node | — | 40 nm CMOS |