PCA9555PW vs PCA9539PW 对比
详细并排对比 PCA9555PW 出自 NXP Semiconductors 和 PCA9539PW 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。
规格对比
| 参数 | PCA9555PW | PCA9539PW |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Device Type | 16-bit I2C-bus/SMBus GPIO expander | — |
| Number of GPIO Ports | 16 ports | — |
| 封装 | 24-pin TSSOP | 24-pin TSSOP |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I2C/SMBus Frequency | 400 kHz | — |
| Interrupt Support | Yes | Yes |
| Default GPIO Pull-Up Resistors | Yes | — |
| I/O Direction | Configurable input or output per port bit | — |
| Device Interface | I2C-bus/SMBus | — |
| Logic Family | CMOS | — |
| 安装类型 | Surface mount | Surface mount |
| 引脚数量 | 24 pins | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Output Drive Current | [DATA_NEEDED: output drive current] | — |
| Input Leakage Current | [DATA_NEEDED: input leakage current] | — |
| I2C Address Options | [DATA_NEEDED: I2C address options] | — |
| Power Consumption | [DATA_NEEDED: power consumption] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Product Type | — | 16-bit general-purpose I/O expander |
| 接口 | — | I2C/SMBus |
| Number of I/O Lines | — | 16 |
| Maximum Bus Frequency | — | 400 kHz |
| Reset Support | — | Yes |
| 输出配置 | — | Push-pull output |
| Device Classification | — | CMOS interface IC |
| Host Compatibility | — | Microcontrollers and other I2C/SMBus hosts |
| I/O Mode | — | Input or general-purpose output |
| Address Configuration | — | Configurable registers; details require datasheet verification |
| ESD/HBM Compliance | — | [DATA_NEEDED: ESD/HBM rating] |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 status] |
| Pinout | — | [DATA_NEEDED: complete manufacturer pinout] |