• Part: VT82C580VPX
  • Description: PCI North Bridge
  • Manufacturer: VIA
  • Size: 406.49 KB
Download VT82C580VPX Datasheet PDF
VIA
VT82C580VPX
features list to reflect Apollo VPX - Added pinouts, electrical, and mechanical specs from 580VP data sheet - Added tables of pins in alphabetical order for both chips - Changed pinouts to reflect VPX - Removed UMA (added CPURSTI and CPURSTO on MREQ0/1#) - Added 64Mb DRAM support (added MA12/13 opt on MBEN/RAS5) - Improved SDRAM support (added SWEC#/SCASC# on WE/Mgnt) - Changed registers to reflect VPX - Removed ECC registers (no pins for ECC in PQFP package) - Added Rx50[2], Rx65[2], Rx66[5], Rx68[3], Rx6B[2] - Swapped bytes of Rx54-55 & 56-57 to match silicon (same in VP2) Initials DH Preliminary Revision 0.1 January 9, 1997 -i- Revision History 9,$7HFKQRORJLHV,QF TABLE OF CONTENTS REVISION HISTORY I TABLE OF CONTENTS...