PCF8574PW vs PCF8574APWR

對 PCF8574PW 和 PCF8574APWR 的深入比較，為您帶來關於其規格和關鍵特性的寶貴見解。我們詳細介紹了重要因素，包括 RoHS 合規性、REACH 狀態、系列、安裝方式、封裝類型以及其他相關特性。並排展示差異，簡化了元件選擇，讓您更輕鬆地為您的特定應用選擇最佳方案。

Technical review by ETEI Component Engineering Source: manufacturer documentation

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Full specification comparison

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Specification PCF8574PW PCF8574APWR
Part Status Obsolete Active
Base Product Number PCF8574 -
Digi Key Programmable Not Verified -
Number of I/O 8 8
Interface I2C I²C
Interrupt Output Yes Yes
Features POR POR
Output Type Push-Pull Push-Pull
Current - Output Source / Sink 1mA, 25mA 1mA, 25mA
Clock Frequency 100 kHz 100 kHz
Voltage - Supply 2.5V ~ 6V 2.5V ~ 6V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Packaging Tube -
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