PCA9500D vs PCA9500PW 对比
详细并排对比 PCA9500D 出自 NXP Semiconductors 和 PCA9500PW 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 | PCA9500D | PCA9500PW |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Product Type | 8-bit I2C and SMBus I/O port expander with EEPROM | 8-bit I2C-bus and SMBus I/O port expander with EEPROM |
| Number of I/O Pins | 8 | 8 pins |
| I/O Configuration | Independently assignable as input or output | — |
| I/O Electrical Type | Quasi-bidirectional | — |
| Serial Interface | I2C and SMBus | — |
| Maximum Stated Bus Frequency | 400 kHz | — |
| Integrated Storage | 2 kbit EEPROM | — |
| Address Inputs | 3 | — |
| Address Input Pull-Ups | Internal | — |
| Maximum Devices per Common Two-Wire Bus | 8 devices | — |
| GPIO I2C Address Compatibility | PCF8574 | — |
| EEPROM I2C Address Compatibility | PCF8582C-2 | — |
| Hot Insertion Support | Yes | — |
| 封装 | 16-pin SOIC | 16-pin TSSOP |
| 安装类型 | Surface mount | Surface mount |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range] | 2.5 V to 3.6 V |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | -40 °C to +85 °C |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | — |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| I/O Direction Control | — | Independent input or output configuration per pin |
| I/O Port Type | — | Quasi-bidirectional |
| Integrated EEPROM Capacity | — | 2 kbit |
| Bus Interface | — | I2C-bus and SMBus |
| Maximum Bus Frequency | — | 400 kHz |
| Hardware Address Inputs | — | 3 address pins |
| Maximum Devices on One Bus | — | 8 devices |
| GPIO and EEPROM Addressing | — | Two separate devices visible to the bus master |
| Reference Interface | — | PCF8574-compatible configuration method |
| RoHS Compliance | — | [DATA_NEEDED: verified RoHS status] |
| REACH Compliance | — | [DATA_NEEDED: verified REACH status] |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |