PCA9535DW vs PCA9535DB 对比
详细并排对比 PCA9535DW 出自 Texas Instruments 和 PCA9535DB 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 | PCA9535DW | PCA9535DB |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Device Type | 16-bit I2C/SMBus I/O expander | Remote 16-bit I2C/SMBus low-power I/O expander |
| Number of I/O Lines | 16 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| 接口 | I2C and SMBus | I2C/SMBus |
| 最大时钟频率 | 400 kHz | — |
| Interrupt Output | Open-drain interrupt output | Yes |
| Configuration Registers | Yes | Yes |
| Port Configuration | 16 individual general-purpose I/O ports | — |
| Low Standby Current | 1 uA maximum | — |
| 封装 | 24-pin SOIC, 0.295 inch / 7.50 mm width | 24-SSOP (0.209, 5.30 mm width) |
| Packaging | Tube | Tube |
| 安装类型 | Surface mount | — |
| 工作温度 | -40 C to +85 C | [DATA_NEEDED: operating temperature range] |
| Bus Addressing | Address configuration registers; exact address range [DATA_NEEDED: bus address range] | — |
| Input Logic Levels | [DATA_NEEDED: input logic thresholds] | — |
| Output Drive Current | [DATA_NEEDED: output drive current] | — |
| I/O Pin Direction Control | Configurable per port; exact register details [DATA_NEEDED: direction register map] | — |
| ESD Protection | [DATA_NEEDED: ESD ratings] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Number of I/O | — | 16 |
| I2C/SMBus Clock Frequency | — | 400 kHz |
| I/O Direction Control | — | Programmable input/output |
| Standby Current Consumption | — | 1 uA maximum |
| I/O Voltage Levels | — | [DATA_NEEDED: I/O voltage levels] |
| I/O Output Current | — | [DATA_NEEDED: output current] |
| Input Hysteresis | — | [DATA_NEEDED: input hysteresis] |
| Power-On Reset | — | [DATA_NEEDED: power-on reset behavior] |
| I2C Address | — | [DATA_NEEDED: programmable I2C address range] |