參數(shù)資料
型號: ICS9248YF-96LF-T
英文描述: Frequency Generator & Integrated Buffers for Celeron & PII/III⑩
中文描述: 頻率發(fā)生器
文件頁數(shù): 9/12頁
文件大?。?/td> 206K
代理商: ICS9248YF-96LF-T
9
ICS9248-96
0311D—04/23/04
Electrical Characteristics - CPU
T
A
= 0 - 70°C; V
DDL
= 2.5 V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
1
R
DSP2B
V
O
= V
DD
/2
Output High Voltage
V
OH2B
I
OH
= -1 mA
Output Low Voltage
V
OL2B
I
OL
= 1 mA
V
OH
= 1.0 V
V
OH
= 2.375 V
V
OL
= 1.2 V
V
OL
= 0.3 V
Rise Time
1
t
r
0.4 V to 2.0 V
Fall Time
1
t
f
2.0 V to 0.4 V
Duty Cycle
1
d
t
V
T
= 1.25 V
Skew window
1
t
sk
V
T
= 1.25 V
V
T
= 1.25 V; 66 MHz < f
CPU
< 133 MHz
f
SDRAMb
= 100 MHz or 133 MHz
Spread ON or OFF
1
Guaranteed by design and characterization, not 100% tested in production.
CONDITIONS
MIN
13.5
2
TYP
14
2.5
0.2
-85
-9
68
20
1.1
1.1
50
50
MAX
45
UNITS
V
V
0.4
-27
-27
27
30
2
2
55
175
0.5
0.5
45
ns
ns
%
ps
Jitter, Cycle-to-cycle
1
t
jcyc-cyc
200
250
ps
mA
mA
Output High Current
Output Low Current
I
OH
I
OL
Electrical Characteristics - 3V66
T
A
= 0 - 70°C; V
DD
= 3.3 V +/-5%; C
L
= 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
1
R
DSP1B
V
O
= V
DD
/2
Output High Voltage
V
OH1
I
OH
= -1 mA
Output Low Voltage
V
OL1
I
OL
= 1 mA
V
OH
= 1.0 V
V
OH
= 3.135 V
V
OL
= 1.95 V
V
OL
= 0.4 V
Rise Time
1
t
r1
V
OL
= 0.4 V, V
OH
= 2.4 V
Fall Time
1
t
f1
V
OH
= 2.4 V, V
OL
= 0.4 V
Duty Cycle
1
d
t1
V
T
= 1.5 V
Skew window
1
t
sk1
V
T
= 1.5 V
Jitter, Cycle-to-cycle
1
t
jcyc-cyc1
V
T
= 1.5 V
1
Guaranteed by design and characterization, not 100% tested in production.
CONDITIONS
MIN
12
2.4
TYP
18
3.3
0.1
-136
-13
115
28
1.2
1.3
53.6
37
280
MAX
55
UNITS
V
V
0.4
-33
-33
30
38
2
2
55
175
500
0.5
0.5
45
ns
ns
%
ps
ps
Output High Current
I
OH1
mA
Output Low Current
I
OL1
mA
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