STM32G491CET6 vs STM32G474CET6 对比
详细并排对比 STM32G491CET6 出自 STMicroelectronics 和 STM32G474CET6 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
STM32G491CET6 - 170MHz ARM Cortex-M4F MCU | STMicroelectronics
STM32G491CET6 ✓ 量产中STMicroelectronics
STM32G474CET6 - 170MHz Cortex-M4F MCU, 512KB Flash | STMicroelectronics
STM32G474CET6 ✓ 量产中规格对比
| 参数 | STM32G491CET6 | STM32G474CET6 |
|---|---|---|
| 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） | $4.16 | $5.94 |
| Core | ARM Cortex-M4F with FPU | Arm Cortex-M4F with FPU |
| Maximum Clock Speed | 170 MHz | — |
| Flash Memory | 512 KB | 512 KB |
| SRAM | 112 KB | 128 KB |
| 封装 | LQFP-48 (7x7 mm) | 48-LQFP (7x7 mm) |
| 电源电压 | 1.71 V to 3.6 V | — |
| 工作温度 | -40C to +85C | — |
| GPIO Pins | 36 | — |
| ADC | 2x 12-bit, 5 MSPS | 5x 12-bit, 4 MSPS |
| DAC | 3x 12-bit | 4x 12-bit |
| High-Resolution Timer | 1x 184 ps resolution | 12 channels, 184 ps resolution |
| Advanced Timers | 4x 16-bit | — |
| Communication Interfaces | SPI, I2C, USART, CAN FD | — |
| DMA | 2x 8-channel | — |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 170 MHz / 213 DMIPS |
| Operating Voltage Range | — | 1.71 V to 3.6 V |
| Comparators | — | 7x ultra-fast (25 ns) |
| Math Accelerator | — | CORDIC + FMAC |
| Operational Amplifiers | — | 6x on-chip |
| CAN FD | — | 2x |
| USB | — | USB 2.0 FS with Type-C/PD 3.0 support |
| SPIs | — | 3x |
| I2C | — | 3x (Fast-mode Plus) |
| USARTs/UARTs | — | 6x USART + 1x UART |
| 工作温度范围 | — | -40C to +85C |
| 安装类型 | — | Surface Mount |