參數(shù)資料
型號(hào): ICS94209
英文描述: Programmable Frequency Generator & Integrated Buffers for Pentium III Processor
中文描述: 可編程頻率發(fā)生器
文件頁數(shù): 9/19頁
文件大?。?/td> 217K
代理商: ICS94209
9
ICS94209
Third party brands and names are the property of their respective owners.
Electrical Characteristics - CPU
T
A
= 0 - 70C; V
DDL
= 2.5 V +/-5%; VDDL = 2.5 V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
1
R
DSP2B
V
O
= V
DD
*(0.5)
Output Impedance
1
R
DSN2B
V
O
= V
DD
*(0.5)
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
1
t
r2B
V
OL
= 0.4 V, V
OH
= 2.0 V
Fall Time
1
t
f2B
V
OH
= 2.0 V, V
OL
= 0.4 V
Duty Cycle
1
d
t2B
V
T
= 1.25 V
Skew window
0:1
t
sk2B
V
T
= 1.25 V
Skew window
0:2
t
sk2B
V
T
= 1.25 V
Jitter, Cycle-to-cycle
1
t
jcyc-cyc
V
T
= 1.25 V, CPU=66 MHz
1
Guaranteed by design, not 100% tested in production.
CONDITIONS
MIN
10
10
2
TYP
MAX
20
20
UNITS
V
V
mA
mA
ns
ns
%
ps
ps
ps
0.4
-19
19
0.4
0.4
45
1.2
1.1
46.9
43
142
177
1.6
1.6
55
175
375
250
Electrical Characteristics - 24-48MHz
T
A
= 0 - 70C; V
DD
= 3.3 V +/-5%;VDDL = 2.5 V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
R
DSP5B
V
O
= V
DD
*(0.5)
Output Impedance
R
DSN5B
V
O
= V
DD
*(0.5)
Output High Voltage
V
OH15
I
OH
= -14 mA
Output Low Voltage
V
OL5
I
OL
= 6.0 mA
Output High Current
I
OH5
V
OH
= 2.0 V
Output Low Current
I
OL5
V
OL
= 0.8 V
Rise Time
1
t
r5
V
OL
= 0.4 V, V
OH
= 2.4 V
Fall Time
1
t
f5
V
OH
= 2.4 V, V
OL
= 0.4 V
Duty Cycle
1
d
t5
V
T
= 1.5 V
Jitter
t
cycle to cycle
V
T
= 1.5 V
1
Guaranteed by design, not 100% tested in production.
CONDITIONS
MIN
20
20
2.4
TYP
MAX
60
60
UNITS
V
V
mA
mA
ns
ns
%
ps
1
1
0.4
-20
10
0.4
0.4
45
1.45
1.5
52.5
210
4
4
55
500
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