Datasheet Summary
Data Sheet April 1999 File Number
SMBus/I 2C ACPI Dual Device Bay Controller
The CDP1020 is an ACPI pliant Device Bay Controller (DBC) that can control two device bays. The controller interfaces to the host system through the industry standard I2C or System Management Bus (SMBus) and is fully pliant with Device Bay Specification 0.90. The CDP1020 is designed to be patible with the integrated SMBus host controller of the PiiX4/PiiX6 in Intel Architecture platforms. The CDP1020 is designed to be placed on the host motherboard, on a riser, or adjacent to the Device Bay connectors. The required clock source is generated from an internal oscillator on the CLK pin, with an...