ics9248-73 ETC-unknow, ics9248-73 Datasheet - Page 8

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ics9248-73

Manufacturer Part Number
ics9248-73
Description
Frequency Timing Generator Pentium Systems
Manufacturer
ETC-unknow
Datasheet
T
1
T
1
Electrical Characteristics - IOAPIC
Electrical Characteristics - SDRAM
Jitter, Cycle-to-cycle
Output High Voltage
Jitter, Cycle-to-cycle
Output High Voltage
Guaranteed by design, not 100% tested in production.
Output Low Voltage
Output High Current
Guarenteed by design, not 100% tested in production.
Output High Current
Output Low Current
Output Low Voltage
Output Low Current
A
A
= 0 - 70º C; V
= 0 - 70º C; V
PARAMETER
PARAMETER
Duty Cycle
Duty Cycle
Rise Time
Rise Time
Fall Time
Fall Time
Skew
1
1
1
1
DD
DD
= 3.3 V +/-5%, V
= 3.3 V +/-5%, V
1
SYMBOL
t
SYMBOL
t
jcyc-cyc3B
jcyc-cyc4B
V
V
I
I
V
V
T
D
D
T
OH4B
OL4B
T
I
I
T
T
OH4B
OL4B
OH3
OL3
OH3
r4B
OL3
sk1
f4B
t4B
r3
f3
t3
1
1
1
1
DDL
DDL
I
I
V
V
V
V
V
V
I
I
V
V
V
V
V
V
V
OH
OL
OH
OL
OH
OL
OL
OH
T
T
T
OH
OL
OL
OH
T
T
= 2.5 V +/-5%; C
= 2.5 V +/-5%; C
= 1.25 V
= 1.5 V
= 1.25 V
= 1.5 V
= 1.25 V
= 20 mA
= -25 mA
= 12 mA
= -8 mA
= 0.8 V
= 0.4 V, V
= 0.7 V
= 0.4 V, V
= 2.0 V
= 2.4 V, V
= 1.7 V
= 2.0 V, V
OH
OL
OH
OL
CONDITIONS
CONDITIONS
= 2.0 V
= 0.4 V
= 2.4 V
= 0.4 V
L
L
= 20 pF (unless otherwise stated)
= 30 pF (unless otherwise stated)
MIN
MIN
2.4
0.4
0.4
0.4
0.4
41
45
19
45
2
TYP
0.32
0.95
TYP
0.36
1.45
140
110
-73
-24
2.9
2.3
1.4
50
53
23
50
85
1
ICS9248-73
MAX UNITS
MAX UNITS
500
250
-40
250
-16
0.4
0.4
2.1
2.2
55
55
2
2
mA
mA
mA
mA
ns
ns
ps
%
ps
ns
ns
%
ps
V
V
V
V

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