參數(shù)資料
型號: ICS954201YFLNT
英文描述: Programmable Timing Control Hub⑩ for Mobile P4⑩ Systems
中文描述: 可編程定時控制中心,對移動P4⑩⑩系統(tǒng)
文件頁數(shù): 8/15頁
文件大?。?/td> 157K
代理商: ICS954201YFLNT
8
Integrated
Circuit
Systems, Inc.
ICS954201
0819G—12/06/04
Electrical Characteristics - CPU 0.7V Current Mode Differential Pair
T
A
= 0 - 70°C; V
DD
= 3.3 V +/-5%; C
L
=2pF, R
S
=33.2
, R
P
=49.9
, Ι
REF
= 475
PARAMETER
SYMBOL
Current Source Output
Impedance
CONDITIONS
MIN
TYP
MAX
UNITS Notes
Zo
V
O
= V
x
3000
1
Voltage High
VHigh
660
727
850
1,3
Voltage Low
VLow
-150
-2
150
1,3
Max Voltage
Min Voltage
Vovs
Vuds
Vcross
(abs)
752
-21
1150
1
1
-300
Crossing Voltage (abs)
250
348
550
mV
1
Crossing Voltage (var)
d-Vcross
Variation of crossing over all
edges
see Tperiod min-max values
400MHz non-spread
400MHz spread
333.33MHz non-spread
333.33MHz spread
266.66MHz non-spread
266.66MHz spread
200MHz non-spread
200MHz spread
166.66MHz non-spread
166.66MHz spread
133.33MHz non-spread
133.33MHz spread
100.00MHz non-spread
100.00MHz spread
400MHz non-spread
400MHz spread
333.33MHz non-spread
333.33MHz spread
266.66MHz non-spread
266.66MHz spread
200MHz non-spread
200MHz spread
166.66MHz non-spread
166.66MHz spread
133.33MHz non-spread
133.33MHz spread
100.00MHz non-spread
100.00MHz spread
V
OL
= 0.175V, V
OH
= 0.525V
V
OH
= 0.525V V
OL
= 0.175V
39
140
mV
1
Long Accuracy
ppm
-300
2.4993
2.4993
2.9991
2.9991
3.7489
3.7489
4.9985
4.9985
5.9982
5.9982
7.4978
7.4978
9.9970
9.9970
300
2.5008
2.5133
3.0009
3.016
3.7511
3.77
5.0015
5.0266
6.0018
6.0320
7.5023
5.4000
10.0030
10.0533
2.5750
2.5983
3.0859
3.1010
3.8361
3.8550
5.0865
5.1116
6.0868
6.1170
7.5873
7.6250
10.0880
10.1383
700
700
125
125
ppm
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
ps
ps
ps
1,2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1,2
1
1
1
1
2.4999
3.0000
3.7509
4.9998
6.0000
7.5017
10.0000
2.4970
2.9940
3.7430
4.9940
5.9950
7.4970
10.0000
Rise Time
Fall Time
Rise Time Variation
Fall Time Variation
t
r
t
f
175
175
230
206
15
14
d-t
r
d-t
f
Duty Cycle
d
t3
Measurement from differential
wavefrom
CPU(1:0), V
T
= 50%
CPU2_ITP, V
T
= 50%
Differential waveform
measurement, CPU(1:0)
Differential waveform
measurement, CPU2_ITP
45
51
55
%
1
7.5
145
100
150
ps
ps
1
1
Jitter, Cycle to cycle
t
jcyc-cyc
36
85
ps
1
Jitter, Cycle to cycle
t
jcyc-cyc
96
125
ps
1
1
Guaranteed by design and characterization, not 100% tested in production.
2
All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REFOUT is at 14.31818MHz
3
I
REF
= V
DD
/(3xR
R
). For R
R
= 475
(1%), I
REF
= 2.32mA. I
OH
= 6 x I
REF
and V
OH
= 0.7V @ Z
O
=50
.
2.4143
2.9141
Average period
T
period
Absolute min/max period
T
abs
9.9120
Statistical measurement on single
ended signal using oscilloscope
math function.
Measurement on single ended
signal using absolute value.
mV
mV
Skew
t
sk3
3.6639
4.9135
5.9132
7.4128
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