STM32H7A3RIT6 vs STM32H753IIT6 对比
详细并排对比 STM32H7A3RIT6 出自 STMicroelectronics 和 STM32H753IIT6 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
STM32H7A3RIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H7A3RIT6 ✓ 量产中
规格对比
| 参数 | STM32H7A3RIT6 | STM32H753IIT6 |
|---|---|---|
| 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） | $10.20 | $9.45 |
| Core | ARM Cortex-M7 32-bit | ARM Cortex-M7 with DP-FPU and DSP |
| 最大时钟频率 | 280 MHz | — |
| Program Memory | 2 MB Flash with ECC | — |
| SRAM | 1376 KB (1 MB DTCM + 376 KB system SRAM) | 1 MB (256 KB DTCM + 256 KB AXI SRAM + 64 KB ITCM + backup SRAM) |
| Operating Voltage | 1.62 V to 3.6 V | 1.62 V to 3.6 V (3.3 V typical I/O) |
| 封装 | 64-LQFP (10x10 mm) | 176-pin LQFP (24x24 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Supply Voltage (VDD) | 1.62 V to 3.6 V | — |
| 工作温度 | -40 C to +85 C | -40 C to +85 C (industrial grade) |
| CoreMark | 2741 | — |
| DMIPS | 1177 | 1027 DMIPS |
| FPU | Double-precision (DP-FPU) | — |
| L1 Cache | 16 KB I-cache + 16 KB D-cache | 16 KB I-cache + 16 KB D-cache |
| USB | USB 2.0 FS OTG + USB Type-C PD | — |
| CAN | 2x CAN-FD (FDCAN) | — |
| ADC | 16-bit, 3.6 MSPS, up to 20 channels | 3 x 12-bit, 3.6 MSPS each |
| DAC | 2x 12-bit | 2 x 12-bit |
| SDMMC | 2x SDMMC | — |
| OCTOSPI | Yes (1x OCTOSPI / Quad-SPI) | — |
| RoHS 状态 | Compliant | Compliant |
| Maximum CPU Frequency | — | 480 MHz |
| CoreMark Score | — | 2424 CoreMark |
| Program Memory (Flash) | — | 2 MB |
| MSL 等级 | — | 3 (168 hours) |
| Communication Interfaces | — | USB OTG FS+HS, 2x CAN FD, 2x SDMMC, UART, SPI, I2C, ETH, FMC |
| Hardware Accelerators | — | JPEG codec, AES-256, SHA-256, TRNG, Chrom-ART (DMA2D) |
| Display Interface | — | TFT-LCD + MIPI-DSI |
| Camera Interface | — | DCMI 8- to 14-bit parallel |