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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(shí)控制中心⑩處理器的下一代?、?/td> |
| 文件頁數(shù)： | 7/15頁 |
| 文件大?。?/td> | 198K |
| 代理商： | ICS952621 |
7
Integrated
Circuit
Systems, Inc.
ICS952621
0756A—09/10/04
Electrical Characteristics - VCH, USB
T
A
= 0 - 70°C; V
DD
= 3.3V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS Notes
Long Accuracy
Clock period
Output High Voltage
Output Low Voltage
ppm
T
period
V
OH
V
OL
see Tperiod min-max values
48.008MHz 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
Rising edge rate
Falling edge rate
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
125us period jitter
(8kHz frequency modulation
amplitude)
-200
20.8257
2.4
200
ppm
ns
V
V
mA
mA
mA
mA
V/ns
V/ns
ns
ns
%
ns
1,2
2
20.8340
0.55
-29
-23
29
27
2
2
2
2
55
1
Edge Rate
Edge Rate
Rise Time
Fall Time
Duty Cycle
Skew
1
1
1
1
45
1
1
1
1
1
1
t
r1
t
f1
d
t1
t
sk1
1.45
1.37
52.5
Long Term Jitter
0.628
6
ns
1
1
Guaranteed by design, not 100% tested in production.
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that Ref output is at
14.31818MHz
Output Low Current
I
OL
Output High Current
I
OH
PARAMETER
Long Accuracy
Clock period
Output High Voltage
Output Low Voltage
SYMBOL
ppm
T
period
V
OH
V
OL
CONDITIONS
see Tperiod min-max values
48.008MHz 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
Rising edge rate
Falling edge rate
MIN
-200
20.8257
2.4
TYP
MAX
200
20.8340
UNITS
ppm
ns
V
V
mA
mA
mA
mA
V/ns
V/ns
Notes
1,2
2
0.55
-29
-23
29
27
4
4
Edge Rate
Edge Rate
2
2
1
1
Rise Time
t
r1
V
OL
= 0.4 V, V
OH
= 2.4 V
0.5
0.87
1
ns
1
Fall Time
Duty Cycle
Skew
t
f1
d
t1
t
sk1
V
OH
= 2.4 V, V
OL
= 0.4 V
V
T
= 1.5 V
V
T
= 1.5 V
125us period jitter
(8kHz frequency modulation
amplitude)
0.5
45
0.89
52.3
1
55
1
ns
%
ns
1
1
1
Long Term Jitter
0.636
2
ns
1
1
Guaranteed by design, not 100% tested in production.
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that Ref output is at
14.31818MHz
T
A
= 0 - 70°C; V
DD
= 3.3V +/-5%; C
L
= 5-10 pF (unless otherwise specified)
Electrical Characteristics - 48MHz DOT Clock
Output High Current
I
OH
Output Low Current
I
OL
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