參數(shù)資料
型號: V370PDC-66
英文描述: DRAM Controller
中文描述: DRAM控制器
文件頁數(shù): 11/14頁
文件大?。?/td> 205K
代理商: V370PDC-66
V370PDC
Copyright 1999, V3 Semiconductor Corp.
V370PDC_A0 Data Sheet Rev 1.00 DS-PD01-0100
11
3.3
AC Specifications
The AC specifications for the PCI bus signals match exactly those given in the PCI Specification, Rev.
2.1, Section 4.2.1.2. For more information on the PCI AC specifications, including the V/I curves for 5V
signalling, see section 4.2.1.2 of Rev 2.1 PCI Specification.
3.4
PCI Bus Timings
Table 9: PCI Bus Signals AC Operating Specifications
Symbol
Parameter
Condition
Min
Max
Units
Notes
I
OH(AC
Switching
Current high
0V< V
OUT
≤ 0.3
V
CC
-12V
CC
mA
0.3V
CC
<V
OUT
<0.9V
-17.1(V
CC
-V
OUT
)
mA
0.7V
CC
<V
OUT
<V
CC
Equation C
(Test point)
V
OUT =
0.7V
CC
-32V
CC
I
OL(AC)
Switching
Current low
V
CC
> V
OUT
>0.6
V
CC
16V
CC
mA
0.6V
CC
> V
OUT
>0.1
V
CC
26.7V
CC
mA
(Test point)
V
OUT
=
0.18
V
CC
38V
CC
mA
I
CL
Low clamp
current
-3V<V
IN
<-1V
-25+(V
IN
+1)/0.015
mA
t
R
Unloaded
output rise
time
0.2V
CC
to 0.6V
CC
1
4
V/ns
t
F
Unloaded
output fall
time
0.6V to 0.2V
1
4
V/ns
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參數(shù)描述
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