DS28CZ04包含有4K位(512 x 8)的EEPROM和4个PIO端口。与器件的通信通过工业标准的I²C和SMBus™接口实现。其存储器组织为256字节的两个段,具备单字节和高达16字节的块写入能力。独立的PIO端口可配置为输入或输出。PIO的上电输出状态可通过非易失性存储器配置。所有PIO可以通过串行总线由用户配置。
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