參數(shù)資料
型號: ICS952621
英文描述: Programmable Timing Control Hub⑩ for Next Gen P4⑩ processor
中文描述: 可編程定時控制中心⑩處理器的下一代小⑩
文件頁數(shù): 8/15頁
文件大?。?/td> 198K
代理商: ICS952621
8
Integrated
Circuit
Systems, Inc.
ICS952621
0756A—09/10/04
Electrical Characteristics - REF-14.318MHz
T
A
= 0 - 70°C; V
DD
= 3.3V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
Long Accuracy
ppm
Clock period
T
period
Output High Voltage
V
OH
Output Low Voltage
V
OL
CONDITIONS
see Tperiod min-max values
14.318 MHz output nominal
I
OH
= -1 mA
I
OL
= 1 mA
V
OH
= 1.0 V
V
OH
= 3.135 V
V
OL
= 1.95 V
V
OL
= 0.4 V
V
OL
= 0.4 V, V
OH
= 2.4 V
V
OH
= 2.4 V, V
OL
= 0.4 V
V
T
= 1.5 V
V
T
= 1.5 V
V
T
= 1.5 V
MIN
-300
69.8270
2.4
TYP
MAX
300
69.8550
UNITS
ppm
ns
V
V
mA
mA
mA
mA
ns
ns
ps
%
ps
Notes
1
1
1
0.4
-33
-33
30
38
2
2
500
55
1000
Rise Time
Fall Time
Skew
Duty Cycle
Jitter
t
r1
t
f1
t
sk1
d
t1
t
jcyc-cyc
1
0.5
0.5
1.93
1.92
14
53.8
400
1
1
1
1
1
1
1
1
45
1
1
Guaranteed by design, not 100% tested in production.
Output High Current
I
OH
Output Low Current
I
OL
Group to Group Skews at Common Transition Edges
GROUP
SYMBOL
3V66 to PCI
S
3V66-PCI
DOT-USB
S
DOT_USB
DOT-VCH
S
DOT_VCH
CONDITIONS
MIN
1.50
0.00
0.00
TYP
2.0
MAX
3.50
1.00
1.00
UNITS
ns
ns
ns
3V66 (4:0) leads 33MHz PCI
180 degrees out of phase
in phase
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