PCA9535DB vs PCA9555DB 对比
详细并排对比 PCA9535DB 出自 Texas Instruments 和 PCA9555DB 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 | PCA9535DB | PCA9555DB |
|---|---|---|
| 品牌 | Texas Instruments | NXP Semiconductors |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Device Type | Remote 16-bit I2C/SMBus low-power I/O expander | 16-bit I2C/SMBus GPIO expander with interrupt |
| Number of I/O | 16 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Clock Frequency | 400 kHz | — |
| 接口 | I2C/SMBus | — |
| Interrupt Output | Yes | Active-low, open-drain |
| Configuration Registers | Yes | — |
| I/O Direction Control | Programmable input/output | — |
| Standby Current Consumption | 1 uA maximum | — |
| 封装 | 24-SSOP (0.209, 5.30 mm width) | — |
| Packaging | Tube | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| 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] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | unknown |
| REACH Status | [DATA_NEEDED: REACH status] | unknown |
| GPIO Count | — | 16 bits |
| Operating Voltage Range | — | 2.3 V to 5.5 V |
| I2C Maximum Frequency | — | 400 kHz |
| I2C/SMBus Interface | — | Two-wire serial interface |
| I/O Port Configuration | — | Input or output per bit |
| I/O Port Tolerance | — | 5 V tolerant |
| Standby Current | — | 1 uA maximum |
| Package Type | — | SSOP-24 |
| Package Pitch | — | 1.0 mm |
| 安装类型 | — | Surface mount |
| Device Pin Count | — | 24 pins |
| Serial Addressing | — | Seven-bit I2C address; [DATA_NEEDED: address table] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: automotive qualification status] |