ics9248-78 Integrated Device Technology, ics9248-78 Datasheet - Page 10

• Manufacturer Part Number: ics9248-78
• Description: Frequency Timing Generator For Pentium Ii Systems
• Manufacturer: Integrated Device Technology

Preliminary Product Preview
T
1
T
1
ICS9248-78
Electrical Characteristics - IOAPIC
Electrical Characteristics - SDRAM
Output High Voltage
Output High Voltage
Output Low Voltage
Output High Current
Guarenteed by design, not 100% tested in production.
Output Low Voltage
Output High Current
Guarenteed by design, not 100% tested in production.
Output Low Current
Output Low Current
A
A
Output Impedance
Output Impedance
Output Impedance
Output Impedance
= 0 - 70C;V
= 0 - 70C; V
PARAMETER
PARAMETER
Duty Cycle
Duty Cycle
Rise Time
Rise Time
Fall Time
Fall Time
Skew
Jitter
Jitter
DDL
DD
= V
= 2.5 V +/-5%; C
DDL
SYMBOL
SYMBOL
= 3.3 V +/-5%; C
t
R
R
j
t
R
V
R
cyc-cyc
V
jcyc-cyc
I
I
d
V
T
DSN4B
V
t
t
DSP4B
D
I
I
T
T
OH4B
OL4B
DSN3
OH4\B
DSP3
r4B
f4B
OL4B
t4B
OH3
OL3
sk3
OH3
OL3
r3
f3
t3
1
1
1
1
1
1
1
1
1
1
1
L
= 10 - 20 pF (unless otherwise stated)
V
V
I
I
V
V
V
V
V
V
V
V
I
I
V
V
V
V
V
V
V
OH
OL
OH
OL
O
O
OH@ min
OL@ MIN
OL
OH
T
T
O
O
OH @MIN
OL@ MIN
OL
OH
T
T
T
= 1.25 V
= 1.25 V
= 1.5 V
= 1.5 V
= 1.5 V
= V
= V
= 9.0 mA
= V
= V
= 1 mA
= -5.5 mA
= -1 mA
= 0.4 V, V
= 0.4 V, V
= 2.0 V, V
= 2.4 V, V
L
= 20 - 30 pF (unless otherwise stated)
DD
DD
DD
DD
= 1.0 V, V
= 2.0 V, V
*(0.5)
*(0.5)
= 1.4 V, V
*(0.5)
*(0.5)
= 1.0 V, V
OH
OH
OL
OL
CONDITIONS
CONDITIONS
= 2.0 V
= 0.4 V
= 2.4 V
= 0.4 V
OL@ MAX
OH@ MAX
OH@ MAX
OL@ MAX=
=0.4 V
=3.135 V
= 2.5 V
0.2
MIN
MIN
-36
-54
0.4
0.4
2.4
0.4
0.4
36
45
10
10
54
45
9
9
2
TYP
TYP
MAX UNITS
MAX UNITS
500
250
250
-21
-46
0.4
1.6
1.6
0.4
1.6
1.6
30
30
31
55
24
24
53
55
mA
mA
mA
mA
ns
ns
%
ps
ns
ns
%
ps
ps
V
V
V
V