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參數(shù)資料
| 型號： | ICS9248-171 |
| 英文描述： | AMD - K7TM System Clock Chip |
| 中文描述： | AMD公司- K7TM系統(tǒng)時鐘芯片 |
| 文件頁數(shù)： | 7/15頁 |
| 文件大?。?/td> | 210K |
| 代理商： | ICS9248-171 |
7
ICS9248-171
Advance Information
Third party brands and names are the property of their respective owners.
Electrical Characteristics - CPUCLK (Open Drain)
T
A
= 0 - 70
o
C; V
DD
= 3.3 V +/-5%; C
L
= 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
Output Impedance
Z
O
CONDITIONS
V
O
= V
X
Termination to
V
pull-up(external)
Termination to
V
pull-up(external)
V
OL
= 0.3 V
V
OL
= 0.3 V, V
OH
= 1.2 V
V
OH
= 1.2 V, V
OL
= 0.3 V
MIN
TYP
MAX
UNITS
Output High Voltage
V
OH2B
1
1.2
V
Output Low Voltage
V
OL2B
0.4
V
Output Low Current
Rise Time
1
I
OL2B
t
r2B
t
f2B
18
mA
ns
0.9
Fall Time
1
0.9
ns
Differential voltage-AC
1
V
DIF
Note 2
0.4
V
pullup(external)
+ 0.6
V
pullup(external)
+ 0.6
V
Differential voltage-DC
1
V
DIF
Note 2
0.2
V
Differential Crossover
Voltage
1
Duty Cycle
1
Skew
1
Jitter, Cycle-to-cycle
1
Jitter, Absolute
1
Notes:
1 - Guaranteed by design, not 100% tested in production.
2 - V
DIF
specifies the minimum input differential voltages (V
TR
-V
CP
) required for switching, where V
TR
is the "true"
input level and V
CP
is the "complement" input level.
V
X
Note 3
550
1100
mV
d
t2B
t
sk2B
t
jcyc-cyc2B
t
jabs2B
V
T
= 50%
VT = 50%
V
T
= V
X
VT = 50%
45
55
250
250
+250
%
ps
ps
ps
-250
3 - Vpullup
(external)
= 1.5V, Min = Vpullup
(external)
/2-150mV; Max=(Vpullup
(external)
/2)+150mV
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|---|---|
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