MSP430F149IPM vs MSP430F1491IPMG4 对比
详细并排对比 MSP430F149IPM 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 | MSP430F149IPM | MSP430F1491IPMG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 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） | $7.50 | $5.73 |
| Core | MSP430 CPU16 (16-bit RISC) | — |
| Series | MSP430x1xx | — |
| 最大时钟频率 | 8 MHz | 8 MHz |
| Program Memory | 60 KB Flash (60K x 8 + 256B info) | — |
| RAM | 2 KB | — |
| Supply Voltage Range | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Active Mode Current (1 MHz, 2.2 V) | 280 µA | — |
| Standby Mode Current | 1.6 µA | — |
| Off Mode Current (RAM Retention) | 0.1 µA | — |
| Wake-up From Standby | <6 µs | — |
| ADC | 12-bit SAR, 8 channels, up to 200 ksps | No (F14x1 family - no 12-bit ADC) |
| DAC | 2x 12-bit DAC | — |
| Comparators | 2 on-chip | — |
| Communication Interfaces | 2x USART (UART/SPI), 1x I2C/SPI, 1x UART | 2x USART (UART/SPI) |
| Timers | 16-bit Timer A and Timer B, WDT+, basic timer1 | Timer_A3 (3 capture/compare), Timer_B7 (7 capture/compare) |
| Hardware Multiplier | Yes (16x16, signed/unsigned) | Yes |
| 工作温度 | -40C to +85C (IPM suffix) | -40C to +85C (Industrial) |
| 封装 | 64-LQFP (PM), 10x10 mm | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant (G4 green packaging suffix) |
| Core Processor | — | MSP430 CPU16 16-bit RISC |
| Flash Memory | — | 60 KB (60K x 8 + 256B) |
| SRAM | — | 2 KB |
| Number of I/O | — | 48 |
| Low-Power Modes | — | 5 (wake-up from standby < 6 us) |
| Programming | — | JTAG, Bootstrap Loader (in-system Flash) |
| 生命周期状态 | — | Active |