STM32L4R9VIT6 vs STM32L4R5VIT6 对比
详细并排对比 STM32L4R9VIT6 出自 STMicroelectronics 和 STM32L4R5VIT6 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
STM32L4R9VIT6 - 120MHz ARM Cortex-M4 2MB Flash MCU | STMicroelectronics
STM32L4R9VIT6 ✓ 量产中STMicroelectronics
STM32L4R5VIT6 - 2MB Flash Cortex-M4 MCU 120MHz | STMicroelectronics
STM32L4R5VIT6 ✓ 量产中规格对比
| 参数 | STM32L4R9VIT6 | STM32L4R5VIT6 |
|---|---|---|
| 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） | $9.27 | $10.45 |
| Core Architecture | ARM Cortex-M4 with FPU | — |
| 最大时钟频率 | 120 MHz | 120 MHz (150 DMIPS) |
| Program Memory (Flash) | 2 MB (2M x 8) | 2 MB (dual-bank, read-while-write) |
| SRAM | 640 KB | 640 KB |
| Supply Voltage Range | 1.71 V to 3.6 V | — |
| 工作温度范围 | -40 C to +85 C / +125 C | — |
| 封装 | 100-LQFP (14x14 mm) | 100-pin LQFP (14x14 mm) |
| I/O Pins | [DATA_NEEDED: total I/O count] | — |
| Shutdown Mode Current | 33 nA | — |
| VBAT Mode Current | 305 nA (RTC and 32x32-bit backup registers) | — |
| Peripheral Interfaces | USB OTG, DFSDM, CAN, I2C, SPI, UART, ADC, Timers, PWM | — |
| Graphics Acceleration | Chrom-ART Accelerator and Chrom-GRC | — |
| Hardware Encryption | AES-256 | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Architecture | — | ARM Cortex-M4 32-bit RISC with FPU |
| Operating Voltage Range | — | 1.71 V to 3.6 V |
| I/O Voltage Range | — | 1.08 V to 3.6 V (independent VDDIO) |
| GPIO Count | — | 83 (typical) |
| ADC | — | 2x 12-bit, 5 Msps |
| DAC | — | 2x 12-bit |
| Communication Interfaces | — | USB OTG FS, 3x SPI, 3x I2C, 6x USART, 2x UART, 2x CAN, 1x SDMMC |
| Display Interface | — | LCD-TFT controller; MIPI-DSI on higher part numbers |
| External Memory Interface | — | Octal-SPI, SDMMC, FSMC (SRAM/NOR/NAND) |
| Low-Power Modes | — | STOP, STANDBY, SHUTDOWN; integrated SMPS step-down |
| 工作温度 | — | -40C to +85C (industrial grade) |