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