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| PartNumber | PCF8574APWR | PCF8574APWRE4 | PCF8574APWRG4 |
| Description | Interface - I/O Expanders 8bit I/O Expndr | Interface - I/O Expanders Remote 8-Bit I/O Expander for I2C-Bus | Interface - I/O Expanders Remote 8-Bit I/O Expander for I2C-Bus |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | Interface - I/O Expanders |
| RoHS | Y | Y | Y |
| Number of I/Os | 8 I/O | 8 I/O | 8 I/O |
| Maximum Clock Frequency | 100 kHz | 100 kHz | 100 kHz |
| Operating Supply Voltage | 2.5 V to 6 V | 2.5 V to 6 V | 2.5 V to 6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-20 | TSSOP-20 | TSSOP-20 |
| Packaging | Reel | Reel | Reel |
| Features | Interrupt Pin | Interrupt Pin | Interrupt Pin |
| Input Voltage | - 0.5 V to + 0.5 V | - | - |
| Output Current | 25 mA | - | - |
| Output Voltage | - 0.5 V to + 0.5 V | - | - |
| Series | PCF8574A | PCF8574A | PCF8574A |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Logic Family | PCF8574A | PCF8574A | PCF8574A |
| Product Type | I/O Expanders | I/O Expanders | I/O Expanders |
| Factory Pack Quantity | 2000 | 2000 | 2000 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.002716 oz | 0.002716 oz | 0.002716 oz |
| Product | - | I/O Expanders | I/O Expanders |
| Type | - | I/O Expander | I/O Expander |