STM32F103CBT6 vs STM32F103RBT6 对比
详细并排对比 STM32F103CBT6 出自 STMicroelectronics 和 STM32F103RBT6 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
STM32F103CBT6 - 72MHz Cortex-M3 128KB Flash MCU | STMicroelectronics
STM32F103CBT6 ✓ 量产中
规格对比
| 参数 | STM32F103CBT6 | STM32F103RBT6 |
|---|---|---|
| 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） | $3.20 | $3.18 |
| Core | ARM Cortex-M3 32-bit RISC | ARM Cortex-M3 32-bit RISC |
| 最大时钟频率 | 72 MHz | 72 MHz |
| Flash Memory | 128 KB | — |
| SRAM | 20 KB | 20 KB |
| 电源电压 | 2.0 V to 3.6 V | — |
| GPIO Count | 37 (5 V tolerant) | — |
| ADC | 2x 12-bit, up to 10 channels | 2 x 12-bit, 1 us conversion, up to 16 channels |
| DAC | 1x 12-bit | — |
| Timers | 3x 16-bit GP + 1x PWM + 1x basic | 7 x 16-bit (including PWM) |
| USART | 3 | — |
| I2C | 2 | — |
| SPI | 2 | — |
| USB | USB 2.0 Full-Speed Device | — |
| CAN | 1x CAN 2.0B Active | — |
| 封装 | LQFP-48 (7x7 mm) | LQFP-64 (10x10 mm) |
| 工作温度 | -40 C to +85 C | -40 C to +85 C (industrial grade) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Core Performance | — | 1.25 DMIPS/MHz |
| Program Memory (Flash) | — | 128 KB |
| Supply Voltage (VDD) | — | 2.0 V to 3.6 V |
| Communication Interfaces | — | 2 x SPI, 2 x I2C, 3 x USART, 1 x USB 2.0 FS, 1 x CAN 2.0B |
| I/O Pins (approx.) | — | 51 GPIOs |
| Internal Oscillator | — | 8 MHz HSI RC |
| External Crystal Range | — | 4 MHz to 16 MHz |
| DMA Channels | — | 7 channels |
| MSL 等级 | — | 3 (per JEDEC J-STD-020) |