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ICS9248-126 Datasheet, PDF (8/12 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for Celeron & PII/III™ & K6
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ICS9248-126
Electrical Characteristics - 48MHz, REF_0
TA = 0 - 70C; VDD = 3.3 V +/-5%; VDDL = 2.5 V +/-5%; CL = 30 pF
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
Output High Voltage
Output Low Voltage
RDSP11
RDSP11
VOH2
VOL2
VO=VDD*(0.5)
VO=VDD*(0.5)
IOH = -18 mA
IOL = 9.4 mA
Output High Current
IOH2
VOH = 2.0 V
Output Low Current
Rise Time1 48MHz
Fall Time1 48MHz
Duty Cycle1 48MHz
Rise Time1 REF_0
Fall Time1 REF_0
Duty Cycle1 REF_0
Jitter, 48MHz
IOL2
VOL = 0.8 V
tr2
VOL = 0.4 V, VOH = 2.4 V
tf2
VOH = 2.4 V, VOL = 0.4 V
dt2
VT = 1.5 V
tr2
VOL = 0.4 V, VOH = 2.4 V
tf2
VOH = 2.4 V, VOL = 0.4 V
dt2
VT = 1.5 V
tjcyc2
VT = 1.5 V
Jitter, REF_0
tjcyc2 VT = 1.5 V
Electrical Characteristics - REF_1;24/48MHz
TA = 0 - 70C; VDD = 3.3 V +/-5%; VDDL = 2.5 V +/-5%; CL = 20 pF
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
RDSP51 VO=VDD*(0.5) Output P
Output Impedance
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time1 24_48MHz
Fall Time1 24_48MHz
Duty Cycle1 24_48MHz
Rise Time1 REF_1
Fall Time1 REF_1
Duty Cycle1 REF_1
Jitter, 24_48MHz
RDSN51
VOH4
VOL4
IOH4
IOL4
tr4
tf4
dt4
tr4
tf4
dt4
tjcyc4
VO=VDD*(0.5) Output N
IOH = -14 mA
IOL = 6mA
VOH = 2.0 V
VOL = 0.8 V
VOL = 0.4 V, VOH = 2.4 V
VOH = 2.4 V, VOL = 0.4 V
VT = 1.5 V
VOL = 0.4 V, VOH = 2.4 V
VOH = 2.4 V, VOL = 0.4 V
VT = 1.5 V
VT = 1.5 V
Jitter, REF_1
tjcyc4
VT = 1.5 V
1Guaranteed by design, not 100% tested in production.
Third party brands and names are the property of their respective owners.
8
MIN TYP MAX UNITS
12
21
55
Ω
12
21
55
Ω
2.4 3.3
V
0.17 0.4
V
-62 -22 mA
16
57
mA
1.78
2
ns
1.92
2
ns
45
52
55
%
1.32
2
ns
1.56
2
ns
45 52.2 55
%
500.6 700 ps
-350 1243 1500 ps
MIN TYP MAX UNITS
20
42
60
Ω
20
43
60
Ω
2.4 2.6
V
0.3 0.4
V
-26 -22 mA
16
22
mA
1.75 4
ns
1.88 4
ns
45
52
55
%
2.22 4
ns
2.43 4
ns
45 51.1 55
%
727 1000 ps
-1 1208 1500 ns
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