PCA9555PW vs PCA9535CD 对比
详细并排对比 PCA9555PW 出自 NXP Semiconductors 和 PCA9535CD 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 | PCA9535CD |
|---|---|---|
| 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 | CMOS I/O expander |
| Number of GPIO Ports | 16 ports | — |
| 封装 | 24-pin TSSOP | 24-pin SOIC, 7.50 mm body width |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Frequency | 400 kHz | — |
| Interrupt Support | 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] | — |
| 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] | [DATA_NEEDED: AEC-Q100 qualification] |
| Number of I/O Ports | — | 16 ports |
| Number of GPIO Pins | — | 16 pins |
| 接口类型 | — | I2C-bus and SMBus |
| Maximum I2C Clock Frequency | — | 400 kHz |
| 工作电源电压 | — | 2.3 V to 5.5 V |
| Port Configuration | — | 16 configurable input or output pins |
| Interrupt Output | — | 1 active-low open-drain interrupt output |
| Internal I/O Pull-Up Resistors | — | Not fitted |
| Packaging | — | Tape and reel |
| I2C Address Compatibility with PCF8575 | — | Compatible; software changes required |
| Pin Compatibility with PCF8575 | — | Pin-to-pin compatible |
| Relationship to PCA9555 | — | Identical except for removal of internal I/O pull-up resistors |
| Application Reference | — | NXP Application Note AN469 |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Maximum Input Voltage | — | [DATA_NEEDED: maximum input voltage] |
| 静态电流 | — | [DATA_NEEDED: quiescent current] |
| Output Current per Pin | — | [DATA_NEEDED: output current per pin] |