PCF8574N vs PCF8574AN 对比
详细并排对比 PCF8574N 出自 Texas Instruments 和 PCF8574AN 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 | PCF8574N | PCF8574AN |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Product Type | 8-bit I2C I/O expander | — |
| Supply Voltage Range | 2.5V to 6V | — |
| I2C Bus Frequency | 100kHz | — |
| Number of I/O Ports | 8 | — |
| 接口 | I2C two-line bidirectional bus | — |
| Interrupt Function | Interrupt output | — |
| 封装 | 16-pin PDIP | [DATA_NEEDED: package designation] |
| 安装类型 | Through-hole | [DATA_NEEDED: mounting type] |
| Operating Voltage | 2.5V to 6V VCC operation | — |
| Device Description | Remote 8-bit input/output expander | — |
| Port Configuration | Quasi-bidirectional I/O | — |
| Bus Address | [DATA_NEEDED: I2C device address] | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| MSL | [DATA_NEEDED: moisture sensitivity level] | — |
| 引脚数量 | 16 pins | [DATA_NEEDED: pin count] |
| Device Type | — | [DATA_NEEDED: device type] |
| I/O Direction | — | [DATA_NEEDED: I/O direction] |
| Number of I/O Lines | — | [DATA_NEEDED: number of I/O lines] |
| 接口类型 | — | [DATA_NEEDED: interface type] |
| Operating Supply Voltage Range | — | [DATA_NEEDED: operating supply voltage range] |
| Input Logic Voltage Levels | — | [DATA_NEEDED: input logic voltage levels] |
| Output Logic Voltage Levels | — | [DATA_NEEDED: output logic voltage levels] |
| Output Drive Current | — | [DATA_NEEDED: output drive current] |
| Output Sink Current | — | [DATA_NEEDED: output sink current] |
| Maximum Serial Clock Frequency | — | [DATA_NEEDED: maximum serial clock frequency] |
| Address Range | — | [DATA_NEEDED: address range] |
| 静态电流 | — | [DATA_NEEDED: quiescent current] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |