STM32F446RCT6 vs STM32L4R5ZIT6 对比
详细并排对比 STM32F446RCT6 出自 STMicroelectronics 和 STM32L4R5ZIT6 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
STM32L4R5ZIT6 - 32-bit ARM Cortex-M4 MCU 120MHz 2MB Flash LQFP-144 | STMicroelectronics
STM32L4R5ZIT6 ✓ 量产中规格对比
| 参数 | STM32F446RCT6 | STM32L4R5ZIT6 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core | Arm Cortex-M4 32-bit RISC | ARM Cortex-M4 with FPU |
| Maximum Core Frequency | 180 MHz | — |
| Architecture | 32-bit | — |
| Instruction Set Features | DSP and FPU | — |
| Flash Memory | 256 KB | — |
| System SRAM | 128 KB | — |
| Backup SRAM | 4 KB | — |
| 封装 | 64-LQFP (10 x 10 mm) | 144-LQFP (20 x 20 mm) |
| 引脚数 | 64 pins | — |
| 安装类型 | Surface mount | Surface Mount |
| Series | STM32F4 high-performance foundation line | — |
| Core Architecture | Arm Cortex-M4 | — |
| Product Type | Microcontroller IC | — |
| Operating Voltage Range | [DATA_NEEDED: operating voltage range] | — |
| GPIO | [DATA_NEEDED: GPIO count and electrical limits] | — |
| ADC | [DATA_NEEDED: ADC resolution and channels] | 3 x 12-bit (up to 16-bit with hardware oversampling) |
| Timer Resources | [DATA_NEEDED: timer and PWM resources] | — |
| Communication Interfaces | [DATA_NEEDED: UART, SPI, I2C, USB, and CAN availability] | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | -40 °C to +85 °C (grade 6), -40 °C to +125 °C (grade 7) |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| 最大时钟频率 | — | 120 MHz |
| Performance | — | 150 DMIPS / 273 CoreMark |
| Program Memory Size | — | 2 MB (2 M x 8) Flash |
| RAM Size | — | 640 KB |
| Supply Voltage Range | — | 1.71 V to 3.6 V |
| 引脚数量 | — | 144 |
| DAC | — | 2 x 12-bit |
| USB | — | USB OTG Full-Speed with internal PHY |
| Low-Power Modes | — | Shutdown 33 nA, VBAT mode 305 nA, Standby with RTC |
| External Memory Bus | — | Octo-SPI, FMC, SDMMC |
| MSL 等级 | — | 3 (168 hours) |