STM32F429BIT6 vs STM32F427IIT6 对比
详细并排对比 STM32F429BIT6 出自 STMicroelectronics 和 STM32F427IIT6 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
STM32F429BIT6 - 180MHz ARM Cortex-M4 MCU 2MB Flash LQFP-208 | STMicroelectronics
STM32F429BIT6 ✓ 量产中STMicroelectronics
STM32F427IIT6 - ARM Cortex-M4 MCU 180MHz 2MB Flash LQFP-176 | STMicroelectronics
STM32F427IIT6 ✓ 量产中规格对比
| 参数 | STM32F429BIT6 | STM32F427IIT6 |
|---|---|---|
| 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） | $11.05 | $11.20 |
| Core | ARM 32-bit Cortex-M4 with FPU | — |
| 最大时钟频率 | 180 MHz | — |
| DMIPS | 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) | — |
| Flash Memory | 2 MB (dual-bank) | 2 MB |
| SRAM | 256 KB system + 4 KB backup | 256 KB (plus 4 KB backup SRAM) |
| 封装 | LQFP-208 (28x28 mm) | 176-pin LQFP (24 x 24 mm, 0.5 mm pitch) |
| Operating Voltage | 2.0 V to 3.6 V | 1.8 V to 3.6 V |
| I/O Voltage Tolerance | 5 V tolerant (most I/Os) | — |
| ADC | 3 x 12-bit, up to 2.4 MSPS | 3 x 12-bit, 2.4 MSPS |
| DAC | 2 x 12-bit | 2 x 12-bit |
| Timers | 17 (including 12-bit PWM, low-power) | Up to 17 (including motor-control timers) |
| Communication Interfaces | USB OTG HS/FS, Ethernet MAC, 6x USART/UART, 4x SPI, 3x I2C, 2x CAN | — |
| Graphics | Chrom-ART Accelerator, LCD-TFT parallel interface | — |
| 工作温度 | -40 C to +85 C (industrial grade 6) | — |
| 安装类型 | Surface Mount (LQFP) | Surface Mount (LQFP-176) |
| MSL 等级 | MSL 3 | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4 with FPU and DSP instructions |
| Maximum CPU Frequency | — | 180 MHz |
| DMIPS Performance | — | 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) |
| 工作温度范围 | — | -40C to +85C (industrial grade) |
| USB | — | USB 2.0 OTG FS + USB 2.0 OTG HS (with on-chip PHY) |
| Ethernet | — | 10/100 MAC with IEEE 1588v2 hardware time-stamping |
| Communication Peripherals | — | UART/USART, SPI, I2C, CAN 2.0B, SAI, SDMMC |
| Graphics Accelerator | — | Chrom-ART (for TFT LCD) |
| ART Accelerator | — | Yes (0-wait-state Flash execution) |