ICS9248-143 Datasheet, PDF (8/16 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PENTIUM II/IIITM & K6

ICS9248 - 143
Electrical Characteristics - PCI
TA = 0 - 70C; VDD = VDDL = 3.3 V +/-5%; CL = 30 pF
PA RA M ETER
SYM BOL
CONDITIONS
Output High Voltage
VO H 1
IOH = -18 mA
Output Low Voltage
VO L1
IOL = 9.4 mA
Output High Current
IO H 1
VO H = 2.0 V
Output Low Current
Ris e Time¹
Fall Time¹
Duty Cycle¹
Skew window¹
Skew window¹
Jitter, A bs olute¹
IO L 1
tr1
tf1
dt1
tsk1
tsk2
tjabs1
VO L = 0.8 V
VO L = 0.4 V, VOH = 2.4 V
VO H = 2.4 V, VOL = 0.4 V
VT = 1.5 V
VT = 1.5 V
VT = 1.5 V PCICLKE to PCI [5:0]
VT = 1.5 V
1_{Guaranteed by des ign, not 100% tes ted in production.}
M IN
2.4
38
45
2
-250
TYP M A X UNITS
V
0.4
V
-33 mA
mA
1.56 2.2 ns
1.74 2.2 ns
50.3 55
%
357 500 ps
2.77
4
ns
143 250 ps
Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD = VDDL = 3.3 V +/-5% ; CL = 30 pF
PA RA M ETER
SYM BOL
CONDITIONS
Output High Voltage
VO H 3
IOH = -28 mA
Output Low Voltage
VO L3
IOL = 19 mA
Output High Current
IO H 3
VOH = 2.0 V
Output Low Current
Ris e Time¹
Fall Time¹
Duty Cycle¹
Skew window¹
Propagation Time¹
(Buffer In to output)
IO L3
VOL = 0.8 V
Tr3
VOL = 0.4 V, VOH = 2.4 V
T f3
VOH = 2.4 V, VOL = 0.4 V
Dt3
VT = 1.5 V
Tsk3
VT = 1.5 V
Tsk3
VT = 1.5 V
1_{Guaranteed by des ign, not 100% tes ted in production.}
M IN
2.4
32
42
TYP M A X UNITS
V
0.4
V
-46 mA
mA
1.22
1.6
ns
1.25
1.6
ns
45.6 52
%
169 250 ps
3.3
5
ns
8