STM32H7B3ZIT6 vs STM32H743ZIT6 对比
详细并排对比 STM32H7B3ZIT6 出自 STMicroelectronics 和 STM32H743ZIT6 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
STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H7B3ZIT6 ✓ 量产中STMicroelectronics
STM32H743ZIT6 - 480MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H743ZIT6 ✓ 量产中规格对比
| 参数 | STM32H7B3ZIT6 | STM32H743ZIT6 |
|---|---|---|
| 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） | $8.10 | $10.65 |
| Core | Arm Cortex-M7 | — |
| Max Clock Speed | 280 MHz | — |
| Flash Memory | 2 MB | 2 MB |
| SRAM | 1.4 MB | 1 MB (includes 64 KB DTCM + AXI SRAM) |
| 封装 | LQFP144 (20x20 mm) | LQFP-144 (20x20 mm) |
| 电源电压 | 1.62 V to 3.6 V | — |
| 工作温度 | -40C to +85C | -40 C to +85 C (industrial grade) |
| GPIO Pins | 114 | — |
| ADC | 3x 16-bit, 3.6 MSPS | 3x 12-bit, up to 3.6 MSPS |
| DAC | 2x 12-bit | 2x 12-bit |
| Communication Interfaces | Ethernet, USB OTG HS, 4x USART, 4x SPI, 4x I2C, 2x FDCAN | USART, SPI, I2C, CAN FD, USB OTG, Ethernet MAC, SDMMC |
| Timers | 20x 16-bit, 2x 32-bit | Advanced-control, general-purpose, basic; HRTIM |
| DMA | 2x DMA controllers with 16 streams each | — |
| Cryptographic Acceleration | AES, DES, 3DES, SHA-1, SHA-256 | — |
| CoreMark | 856 | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M7 with double-precision FPU |
| Maximum Clock Speed | — | 480 MHz |
| Instruction Cache | — | 16 KB |
| Data Cache | — | 16 KB |
| Operating Voltage | — | 1.62 V to 3.6 V |
| Graphics Accelerator | — | Chrom-ART (DMA2D) |
| Cryptography | — | AES, SHA, TRNG (hardware) |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 3 (168 hours) |