參數(shù)資料
型號: AMD ATHLON
廠商: Advanced Micro Devices, Inc.
英文描述: 32-Bit Microprocessor with 3D Multimedia Performance and Digital Video(32位微處理器帶3D多媒體性能和數(shù)字視頻)
中文描述: 32三維多媒體性能和數(shù)字視頻比特微處理器(32位微處理器帶三維多媒體性能和數(shù)字視頻)
文件頁數(shù): 82/106頁
文件大?。?/td> 1740K
代理商: AMD ATHLON
68
Electrical Data
Chapter 14
AMD Athlon
Processor Data Sheet
21016G/0
December 1999
Preliminary Information
Clock Forwarding
The signals in the system controller group can be divided into
six source-synchronous groups, as shown in Table 23. Groups
that contain two clocks are bidirectional, source-synchronous
groups. These groups use a different clock, based on the
operation being performed. For example, when data is sent
from the AMD Athlon processor to the system controller,
SDATAOUTCLK# is used, and when data is sent from the
system controller to the AMD Athlon processor, SDATAINCLK#
is used. The topology is point-to-point and active terminations.
Table 22. AMD Athlon
Processor Interface Signal Groupings
Name
Buffer Type
Signals
System Controller
(Northbridge)
Open-Drain
SADDIN[14:2]#, SADDOUT[14:2]#, SADDINCLK#, SADDOUTCLK#,
SFILLVAL#, SDATAINVAL#, SDATAOUTVAL#, SDATA[63:0]#,
SDATAINCLK[3:0]#, SDATAOUTCLK[3:0]#, SCHECK[7:0]#, FID[3:0],
CLKFWDRST, PROCRDY, CONNECT
Peripheral Bus
Controller
(Southbridge)
Clock
Control
Power
RESET#, INTR, NMI, SMI#, INIT#, A20M#, FERR, IGNNE#, STPCLK#,
PICD[1:0]#, PICCLK
SYSCLK, SYSCLK#
VID[3:0], VCC2SEL, COREFB+, COREFB
, PWROK
VCC_CORE, VCC_SRAM, GND
Table 23. Source-Synchronous Clock Signal Groups
Group
Signals in Group
Clock
SData0
SDATA[15:0]#, SCHECK[0:1]#
SDATAINCLK[0]#,
SDATAOUTCLK[0]#
SDATAINCLK[1]#,
SDATAOUTCLK[1]#
SDATAINCLK[2]#,
SDATAOUTCLK[2]#
SDATAINCLK[3]#,
SDATAOUTCLK[3]#
SData1
SDATA[31:16]#, SCHECK[2:3]#
SData2
SDATA[47:32]#, SCHECK[4:5]#
SData3
SDATA[63:48]#, SCHECK[6:7]#
SAddIn
SADDIN[14:2]#, SFILLVAL#, SDATAINVAL#,
SDATAOUTVAL#
SADDOUT[14:2]#
SADDINCLK#
SAddOut
SADDOUTCLK#
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