AMD-762 datasheet(17/122 Pages) AMD

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Chapter 1

Features

24416C—December 2001

AMD-762™ System Controller Data Sheet

Preliminary Information

Refer to Figure 1 for a block diagram of the AMD-760MPX™

chipset with an AMD-768 peripheral bus controller (66-MHz

PCI). Refer to Figure 2 on page 6 for a block diagram of the

AMD-760MP chipset with the AMD-766 peripheral bus

controller (33-MHz PCI).

Figure 1.

AMD-760MPX™ System Block Diagram (66-MHz PCI)

Ethernet

Southbridge

PCI Bus (Primary)

LPC

USB

System Management,

LAN

SCSI

64 bit

EIDE

DRAM

64-bit data

64-bit data + 8-bit ECC

System Buses

Memory Bus

SERR#

REQ#

GNT#

System Controller

Processor

System Controller

DRAM

Graphics

AGP Bus

32-bit

+8-bit ECC

Reset, Initialize,

Interrupts

BIOS

AMD-768™

Peripheral Bus

Controller

AMD-762™

AMD Athlon™

WSC#

DDR

SDRAM

13-bit SADDIN +

13-bit SADDOUT

DCSTOP#

Processor

AMD Athlon

66/33 MHz

PCI Bus (Secondary)

32 bit

33 MHz

Up to two additional

66-MHz PCI

bus masters

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