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IDT79R4640-100MUI Datasheet(PDF) 9 Page - Integrated Device Technology |
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IDT79R4640-100MUI Datasheet(HTML) 9 Page - Integrated Device Technology |
9 / 23 page 9 of 23 April 10, 2001 IDT79RC4640™ Data Sheet Revision History Data Sheet Revision History Data Sheet Revision History Data Sheet Revision History Changes to version dated December 1995: Changes to version dated December 1995: Changes to version dated December 1995: Changes to version dated December 1995: Features: – Added 32-bit bus interface info – Deleted items from low-power operation descriptions. Hardware Overview: – Added detailed descriptions of features. – Changed Boot Time Mode Stream table values for mode bit 12. DC Electrical Characteristics: –The CIN and COUT values have been changed. AC Electrical Characteristics: – In System Interface Parameters tables (RC4640 and RV4640), Data Setup and Data Hold minimums changed. Valid Combinations: – List of valid combinations has been corrected. Changes to version dated March 1997: Changes to version dated March 1997: Changes to version dated March 1997: Changes to version dated March 1997: Features: – Added preliminary 150 MHz operation frequency Thermal Considerations: – Added thermally enhanced packaging (“DU”) and drop-in heat spreader information. – Upgraded 80 to 133MHz speed grade specs to “final.” Changes to version dated May 1997: Changes to version dated May 1997: Changes to version dated May 1997: Changes to version dated May 1997: Features: – Added 180 MHz spreader information – Eliminated 80 MHz Changes to version dated March 1998: Changes to version dated March 1998: Changes to version dated March 1998: Changes to version dated March 1998: Features: – Added 200MHz operating frequency Changes to version dated April 1998: Changes to version dated April 1998: Changes to version dated April 1998: Changes to version dated April 1998: Features: – Added 400MB/sec bandwidth reference Power Consumption (RV4640): – Upgraded System Condition Icc active parameters Changes to version dated July 1999: Changes to version dated July 1999: Changes to version dated July 1999: Changes to version dated July 1999: – Corrected several incorrect references to tables and figures. Changes to version dated March 2000 Changes to version dated March 2000 Changes to version dated March 2000 Changes to version dated March 2000 – Replaced existing figure in Mode Configuration Interface Reset Sequence section with 3 reset figures. – Revised values in System Interface Parameters table. Changes to version dated July 2000 Changes to version dated July 2000 Changes to version dated July 2000 Changes to version dated July 2000 – Revised package information in the Thermal Considerations section, Physical Specifications section, Ordering Information section, and the Valid Combinations section. Changes to version dated Changes to version dated Changes to version dated Changes to version dated April 2 April 2 April 2 April 2001 001 001 001 – In the Data Output and Data Output Hold categories of the System Interface Parameters tables, changed values in the Min column for all speeds from 1.0 and 2.0 to 0. Figure 4 RC4640 Block Write Request MasterClock SysAD Addr Data0 Data1 Data6 Data7 SysCmd ValidOut ValidIn RdRdy WrRdy Release Write CData CData CData CEOD |
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