STM32F103R8T6 vs LPC1549JBD48QL 对比
详细并排对比 STM32F103R8T6 出自 STMicroelectronics 和 LPC1549JBD48QL 出自 NXP Semiconductors。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
STM32F103R8T6 - 72MHz Cortex-M3, 64KB Flash MCU | STMicroelectronics
STM32F103R8T6 ✓ 量产中NXP Semiconductors
LPC1549JBD48QL - 72MHz Cortex-M3 MCU 256KB Flash | NXP Semiconductors
LPC1549JBD48QL ✓ 量产中规格对比
| 参数 | STM32F103R8T6 | LPC1549JBD48QL |
|---|---|---|
| 品牌 | STMicroelectronics | NXP Semiconductors |
| 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） | $2.90 | $6.25 |
| Core Processor | ARM Cortex-M3 32-bit | — |
| Core Frequency | 72 MHz | — |
| Flash Memory | 64 KB (64K x 8) | 256 KB (256K x 8) |
| SRAM | 20 KB | 36 KB |
| 电源电压 | 2.0 V to 3.6 V | — |
| GPIO Count | 51 I/O | — |
| ADC | 2 x 12-bit, 1 us conversion time, 16 channels | 2x 12-bit, 12-channel, 2 Msps |
| Timers | 3 x general-purpose 16-bit + 1 advanced PWM timer | — |
| USB | USB 2.0 full-speed device | — |
| CAN | 2.0B active | — |
| SPI | 2 x SPI | — |
| I2C | 2 x I2C | — |
| USART | 3 x USART | — |
| DMA Channels | 7 | — |
| Interrupts | 43 maskable interrupt channels via NVIC | — |
| 封装 | LQFP-64, 7 x 7 mm, 0.5 mm pitch | 48-LQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M3 |
| Core Bit Width | — | 32-bit |
| Maximum CPU Frequency | — | 72 MHz |
| Operating Voltage Range | — | 2.4 V to 3.6 V |
| 工作温度范围 | — | -40C to +105C |
| ADC Resolution | — | 12-bit |
| ADC Sampling Rate | — | 2 Msps |
| Motor Control Peripherals | — | QEI, SCTimer/PWM, dual-motor support |
| Communication Interfaces | — | USB 2.0 FS, CAN 2.0B, I2C, USART, SPI |
| MSL 等级 | — | 2 (1 year) |
| Lead Free | — | Yes |