PCA9500PW vs PCA9500D 对比
详细并排对比 PCA9500PW 出自 NXP Semiconductors 和 PCA9500D 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 | PCA9500PW | PCA9500D |
|---|---|---|
| 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-bus and SMBus I/O port expander with EEPROM | 8-bit I2C and SMBus I/O port expander with EEPROM |
| Number of I/O Pins | 8 pins | 8 |
| 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 | — |
| Supply Voltage Range | 2.5 V to 3.6 V | [DATA_NEEDED: supply voltage range] |
| 工作温度范围 | -40 °C to +85 °C | [DATA_NEEDED: operating temperature range] |
| Hardware Address Inputs | 3 address pins | — |
| Maximum Devices on One Bus | 8 devices | — |
| 封装 | 16-pin TSSOP | 16-pin SOIC |
| 安装类型 | Surface mount | Surface mount |
| 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] | — |
| 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 |
| RoHS 状态 | — | [DATA_NEEDED: RoHS status] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |