AMD-762 Advanced Micro Devices, AMD-762 Datasheet - Page 14
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AMD-762
Manufacturer Part Number
AMD-762
Description
System Controller
Manufacturer
Advanced Micro Devices
Datasheet
1.AMD-762.pdf
(122 pages)
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AMD-762™ System Controller Data Sheet
1.1
1.2
2
AM D Athlon™ System Buses
Integrated Memory Controller
This document describes the feat ures and operation of the
AMD-762 system controller. For a description of the AMD-766
peripheral bus controller, see the AMD-766™ Peripheral Bus
Controller Data Sheet, order# 23167. For a description of the
AMD-768 perip h e ra l b u s controlle r , see t h e AMD-768™
Peripheral Bus Controller Data Sheet, order# 24467. Key features
of the AMD-762 system controller are provided in this section.
The AMD Athlon system buses have the following features:
n High-performance point-to-point system bus topology
n Source-synchronous clocking for high-speed transfers
n 200- or 266-MHz, split-transaction AMD Athlon system bus
n 1.6 Gbytes/s peak data transfer rates at 100/200 MHz,
n Large 64-byte (cache line) data burst transfers
The integrated memory controller has the following features:
n The AMD-762 system controller supports the following
n Memory Error Correcting Code (ECC) support
n Supports the following DRAM:
n Supports up to 4 Gbytes of memory
n Four open pages within one CS (device selected by chip
interface
2.1 Gbytes at 133/266 MHz
concurrencies:
•
•
•
•
•
•
select)
Processor-to-main-memory with PCI-to-main-memory
Processor-to-main-memory with AGP-to-main-memory
Processor-to-PCI with PCI-to-main-memory or
AGP-to-main-memory
Supports 64-Mbit, 128-Mbit, 256-Mbit, and 512-Mbit
technology
64-bit data width, plus 8-bit ECC paths
Flexible row and column addressing
Preliminary Information
Features
24416C—December 2001
Chapter 1
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