STM32H745IIK6 vs STM32H755ZIT6 对比
详细并排对比 STM32H745IIK6 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
STM32H745IIK6 - Dual-Core M7+M4 MCU 2MB Flash UFBGA-176 | STMicroelectronics
STM32H745IIK6 ✓ 量产中STMicroelectronics
STM32H755ZIT6 - Dual-Core Cortex-M7/M4 MCU, 2MB Flash | STMicroelectronics
STM32H755ZIT6 ✓ 量产中规格对比
| 参数 | STM32H745IIK6 | 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） | $12.60 | $16.19 |
| Core Architecture | Dual-core Arm Cortex-M7 (480 MHz) + Cortex-M4 (240 MHz) | Dual-core Arm Cortex-M7 + Cortex-M4 |
| Flash Memory | 2 MB (dual-bank, 2M x 8) | 2 MB (dual-bank) |
| SRAM | 1 MB | 1 MB (DTCM + AXI + SRAM1/2/3) |
| Backup SRAM | 4 KB | — |
| 封装 | 176+25 UFBGA (10x10 mm) | LQFP-144 (20x20 mm) |
| 电源电压 | 1.62 V to 3.6 V | — |
| 工作温度 | -40 C to +85 C | -40 °C to +85 °C (industrial grade) |
| Communication Interfaces | 46 (UART, SPI, I2C, CAN, USB, Ethernet, SDMMC) | Ethernet, USB OTG HS/FS, 2x CAN FD, 6x SPI, 4x I2C, USART/UART, SDMMC, SAI |
| ADC | 3 x 16-bit | 3 x 16-bit, up to 3.6 MSPS |
| DAC | 2 x 12-bit | 2 x 12-bit |
| On-chip SMPS | Yes (step-down for VCORE) | — |
| Graphics Accelerator | Chrom-ART | — |
| External Memory Controller | Yes (SDRAM/NOR/NAND/CompactFlash) | — |
| TFT-LCD Interface | Yes | — |
| AES Hardware | AES-256 | — |
| 安装类型 | Surface Mount (UFBGA) | Surface Mount |
| Cortex-M7 Max Frequency | — | 480 MHz |
| Cortex-M4 Max Frequency | — | 240 MHz |
| GPIO Count | — | 114 |
| Supply Voltage VDD | — | 1.62 V to 3.6 V |
| 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 |
| MSL 等级 | — | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | — | Compliant |