參數(shù)資料
型號: ICS950104
英文描述: Programmable System Clock Chip for PIII Processor
中文描述: 可編程系統(tǒng)時鐘芯片的PIII處理器
文件頁數(shù): 12/19頁
文件大?。?/td> 222K
代理商: ICS950104
12
ICS950104
Advance Information
Third party brands and names are the property of their respective owners.
Electrical Characteristics - CPUCLK
T
A
= 0 - 70
o
C; V
DD
= 3.3 V +/-5%, V
DDL
= 2.5 V +/-5%; C
L
= 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
Output High Voltage
V
OH2B
I
OH
= -12.0 mA
Output Low Voltage
V
OL2B
I
OL
= 12 mA
Output High Current
I
OH2B
V
OH
= 1.7 V
Output Low Current
I
OL2B
V
OL
= 0.7 V
Rise Time
t
r2B1
V
OL
= 0.4 V, V
OH
= 2.0 V
Fall Time
t
f2B1
V
OH
= 2.0 V, V
OL
= 0.4 V
Duty Cycle
d
t2B1
V
T
= 1.25 V
Skew
t
sk2B1
V
T
= 1.25 V
Jitter, Cycle-to-cycle
t
jcyc-cyc2B1
V
T
= 1.25 V
Jitter, One Sigma
t
j1s2B1
V
T
= 1.25 V
1
Guaranteed by design, not 100% tested in production.
CONDITIONS
MIN
2
TYP
MAX
UNITS
V
V
mA
mA
ns
ns
%
ps
ps
ps
0.4
-19
19
1.6
1.6
55
250
250
150
45
Electrical Characteristics - CPUCLKT/C
T
A
= 0 - 70o C; V
DD
= 3.3 V +/-5%; (unless otherwise stated)
PARAMETER
SYMBOL
Current Source
Output Impedance
Output High Voltage
V
OH
Output High Current
I
OH
Rise Time
1
t
r
Differential Crossover
Voltage
1
Duty Cycle
1
d
t
Skew
1
, CPU to CPU
t
sk
Jitter, Cycle-to-cycle
1
t
jcyc-cyc
Notes:
1 - Guaranteed by design, not 100% tested in production.
CONDITIONS
MIN
TYP
MAX
UNITS
Z
O
V
O
= V
X
3000
0.71
-13.92
1.2
V
mA
ps
V
OL
= 20%, V
OH
= 80%
175
700
V
X
Note 3
45
50
55
%
V
T
= 50%
V
T
= 50%
V
T
= V
X
45
51
55
100
150
%
ps
ps
V
R
= 475W +1%; IREF = 2.32mA; I
OH
= 6*IREF
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