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| ICS9248-66 Datasheet, PDF (10/11 Pages) Integrated Circuit Systems – Frequency Timing Generator for PENTIUM II Systems | |||
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ICS9248-66
Advance Information
Electrical Characteristics - 48M, REF
TA = 0 - 70C; VDD = VDDL = 3.3 V +/-5%; CL = 10 -20 pF (unless otherwise stated)
PARAMETER SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Output Impedance
Output Impedance
Output High Voltage
RDSP51
RDSN51
VOH5
VO = VDD*(0.5)
VO = VDD*(0.5)
IOH = 1 mA
20
60 â¦
20
60 â¦
2.4
V
Output Low Voltage VOL5 IOL = -1 mA
0.4 V
Output High Current
IOH5
VOH @MIN=1 V, VOH@MAX= 3.135 V
-29
-23 mA
Output Low Current
IOL5
VOL@MIN=1.95 V, VOL@MIN=0.4 V
Duty Cycle
dt51
VT = 1.5 V
Jitter
tjcyc-cyc1 VT = 1.5 V; Fixed Clocks
tjcyc-cyc1 VT = 1.5 V; Ref Clocks
Skew
Tsk VT = 1.5 V,Fixed Clocks
1Guarenteed by design, not 100% tested in production.
29
27 mA
45
55 %
500 ps
1000 ps
N/A ps
Electrical Characteristics - IOAPIC
TA = 0 - 70C, VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)
PARAMETER SYMBOL
CONDITIONS
Output Impedance
Output High Voltage
RDSP2B1
VOH2B
VO = VDD*(0.5)
IOH = -1 mA
Output Low Voltage VOL2B IOL = 1 mA
Output High Current IOH2B VOH@MIN= 1.0V , VOH@MAX= 2.375V
Output Low Current
IOL2B VOL@MIN= 1.2V , VOL@MAX= 0.3V
Rise Time
tr2B1 VOL = 0.4 V, VOH = 2.0 V
Fall Time
tf2B1 VOH = 0.4 V, VOL = 2.0 V
Duty Cycle
dt2B1 VT = 1.25 V
Skew
tsk2B1 VT = 1.25 V
Jitter
tjcyc-cyc1 VT = 1.25 V
1Guarenteed by design, not 100% tested in production.
MIN TYP MAX UNITS
13.5
45 â¦
2
V
0.4 V
-27
-27 mA
27
30 mA
0.4
1.6 ns
0.4
1.6 ns
45
55 ns
NA ps
500 ps
10
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