STM32F446RET6 vs STM32F405RGT6 对比
详细并排对比 STM32F446RET6 出自 STMicroelectronics 和 STM32F405RGT6 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
STM32F446RET6 - 180MHz Cortex-M4 MCU, 512KB Flash | STMicroelectronics
STM32F446RET6 ✓ 量产中STMicroelectronics
STM32F405RGT6 - 168MHz Cortex-M4F，1MB Flash MCU | STMicroelectronics
STM32F405RGT6 ✓ 量产中规格对比
| 参数 | STM32F446RET6 | STM32F405RGT6 |
|---|---|---|
| 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） | $8.94 | $6.75 |
| Core Processor | ARM Cortex-M4 with FPU (single precision) | — |
| Core Size | 32-bit | — |
| 最大时钟频率 | 180 MHz | 168 MHz |
| Flash Memory | 512 KB | 1 MB (1M x 8) |
| SRAM | 128 KB (plus 4 KB backup SRAM) | 192 KB (including 4 KB backup SRAM) |
| Supply Voltage Range | 1.7 V to 3.6 V | — |
| Number of ADCs | 3 x 12-bit | — |
| Number of DACs | 2 x 12-bit | — |
| Timers | 12 x 16-bit, 2 x 32-bit | 12x 16-bit + 2x 32-bit |
| Communication Interfaces | SPI, I2C, USART, CAN, USB OTG, SDIO | 3x I2C, 4x USART + 2x UART, 3x SPI, 2x CAN, USB OTG FS/HS, 100M Ethernet, SDIO, DCMI |
| GPIO Count | 51 | 51 |
| 封装 | 64-LQFP (10 x 10 mm) | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | — |
| Additional Peripherals | RNG, DCMI camera interface, LCD parallel interface (8080/6800), MPU | — |
| MSL 等级 | MSL 3 | — |
| RoHS 状态 | Compliant | Compliant |
| Core | — | ARM Cortex-M4F (with single-precision FPU and DSP) |
| Performance | — | 210 DMIPS (1.25 DMIPS/MHz) |
| Operating Voltage | — | 1.8 V to 3.6 V |
| ADC | — | 3x 12-bit, 2.4 MSPS, up to 24 channels |
| DAC | — | 2x 12-bit |
| 工作温度范围 | — | -40C to +85C |
| Lead-Free / Halogen-Free | — | Yes |