參數(shù)資料
型號: ICS951412YFLFT
英文描述: System Clock Chip for ATI RS480 K8-based Systems
中文描述: 系統(tǒng)時鐘芯片為ATI RS480基于K8系統(tǒng)
文件頁數(shù): 13/19頁
文件大小: 283K
代理商: ICS951412YFLFT
13
ICS951412
0883G—12/08/04
Electrical Characteristics - PCI33, HTT66 Clocks
T
A
= 0 - 70°C; VDD=3.3V +/-5%; C
L
= 30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS NOTES
Long Accuracy
ppm
see Tperiod min-max values
33.33MHz output nominal
33.33MHz output spread
66.67MHz output nominal
66.67MHz output spread
I
OH
= -1 mA
I
OL
= 1 mA
V
OH
@MIN = 1.0 V
V
OH
@ MAX = 3.135 V
V
OL
@ MIN = 1.95 V
V
OL
@ MAX = 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
V
T
= 1.5 V
-300
29.9910
29.9910
14.9955
14.9955
2.4
300
ppm
ns
ns
ns
ns
V
V
mA
mA
mA
mA
V/ns
V/ns
ns
ns
%
ps
ps
1,2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
30.0090
30.1598
15.0045
15.0799
Output High Voltage
Output Low Voltage
V
OH
V
OL
0.55
-33
-33
30
38
4
4
2
2
55
500
180
Edge Rate
Edge Rate
Rise Time
Fall Time
Duty Cycle
Skew
Jitter, Cycle to cycle
1
Guaranteed by design and characterization, not 100% tested in production.
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that REF
is at 14.31818MHz
δ
V
t
δ
V
t
t
r1
t
f1
d
t1
t
sk1
t
jcyc-cyc
1
1
0.5
0.5
45
Output High Current
I
OH
Output Low Current
I
OL
PCI33 Clock period
T
period
HTT66 Clock period
T
period
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS951412YGLFT 制造商:ICS 制造商全稱:ICS 功能描述:System Clock Chip for ATI RS480 K8-based Systems
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