參數(shù)資料
型號: AMDOPTERON
英文描述: AMD Opteron - AMD Opteron Processor Data Sheet
中文描述: AMD Opteron處理器- AMD Opteron處理器的數(shù)據(jù)資料
文件頁數(shù): 55/81頁
文件大?。?/td> 1189K
代理商: AMDOPTERON
Chapter 7
Electrical Data
55
23932 Rev 3.00 April 2003
AMD Opteron
Processor Data Sheet
7.3
DDR SDRAM and Miscellaneous Pins
This section includes electrical specifications for all DDR SDRAM pins described in
DDR SDRAM
Memory Interface Pins
on page 45, and the
RESET_L
,
LDTSTOP_L
,
PWROK
,
VID[4:0]
,
TCK
,
TMS
,
TRST_L
,
TDI
,
TDO
,
DBREQ_L
, and
DBRDY
pins described in
Miscellaneous Pins
on
page 47.
7.3.1
Operating Conditions
Notes:
The notes for Table 19 through Table 22 appear on page 57.
Table 19. DC Operating Conditions
Symbol
Parameters
Unit
Min
Typ
Max
Notes
V
ref
Reference voltage (for I/O),
MEMVREF pin
V
0.49*V
DDIO_dc
Min
0.5*V
DDIO_dc
0.51*V
DDIO_dc
Max
1, 12
I
l
Input leakage current
Any input: 0 < V
IN
< V
DDIO
V
(All other pins not under test =
0V)
mA
-1
1
I
oz
Output leakage current
Any output: 0 < V
OUT
<
V
DDIO
V
mA
-1
1
V
IH
Input high voltage (logic 1)
V
V
ref
+ 0.15
-
-
2
V
IL
Input low voltage (logic 0)
V
-
-
V
ref
- 0.15
2
V
OH
Output high voltage (logic 1)
V
1.8
V
OL
Output low voltage (logic 0)
V
0.65
I
OH
Output levels -Output high cur-
rent (V
OUT
= V
DDIO
/2)
mA
-25
-28
-33
3
I
OL
Output levels - Output low cur-
rent (V
OUT
=V
DDIO
/2)
mA
25
28
32
3
V
OD
Differential output voltage (for
CK & CK)
V
1.2
1.3
1.4
4
V
OD
Change in V
OD
magnitude
mV
-100
-
100
5
V
OCM
Output common mode voltage
(for CK & CK)
V
1.1
1.25
1.4
6
V
OCM
Change in V
OCM
magnitude
mV
-100
-
100
7
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