MSP430F1491IPMG4 vs MSP430F5438IPZ 对比
详细并排对比 MSP430F1491IPMG4 出自 Texas Instruments 和 MSP430F5438IPZ 出自 Texas Instruments。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。
规格对比
| 参数 | MSP430F1491IPMG4 | MSP430F5438IPZ |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Processor | MSP430 CPU16 16-bit RISC | — |
| 最大时钟频率 | 8 MHz | — |
| Flash Memory | 60 KB (60K x 8 + 256B) | 256 KB |
| SRAM | 2 KB | 16 KB |
| Supply Voltage Range | 1.8 V to 3.6 V | — |
| Number of I/O | 48 | — |
| Timers | Timer_A3 (3 capture/compare), Timer_B7 (7 capture/compare) | 16-bit timer resources |
| Communication Interfaces | 2x USART (UART/SPI) | — |
| Hardware Multiplier | Yes | 32-bit hardware multiplier |
| ADC | No (F14x1 family - no 12-bit ADC) | — |
| Low-Power Modes | 5 (wake-up from standby < 6 us) | Five power-saving modes |
| 工作温度 | -40C to +85C (Industrial) | — |
| 封装 | 64-LQFP (10x10 mm) | 100-LQFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface mount |
| Programming | JTAG, Bootstrap Loader (in-system Flash) | — |
| 生命周期状态 | Active | — |
| RoHS 状态 | Compliant (G4 green packaging suffix) | — |
| Product Type | — | 16-bit ultra-low-power mixed-signal microcontroller |
| CPU Architecture | — | MSP430 16-bit RISC |
| Manufacturer-Reported Maximum Frequency | — | 25 MHz |
| Distributor-Reported CPU Frequency | — | 18 MHz |
| ADC Resolution | — | 12-bit |
| DMA | — | Supported |
| Serial Communications | — | UART, SPI, and I2C |
| USCI Peripherals | — | 4 USCIS |
| Real-Time Clock | — | Supported |
| RAM-Retention Off Current | — | 0.1 µA |
| Wake-Up from Standby | — | Less than 6 µs |
| DigiKey Availability Statement | — | Buy now, ships today |