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| ICS951901 Datasheet, PDF (10/19 Pages) Integrated Circuit Systems – Programmable Frequency Generator & Integrated Buffers for Pentium III Processor | |||
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ICS951901
Electrical Characteristics - PCI
TA = 0 - 70°C; VDD = 3.3 V +/-5%; VDDL = 2.5 V +/-5%; CL = 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
Output Impedance
Output Impedance
RDSP1B1
RDSN1B1
VO = VDD*(0.5)
VO = VDD*(0.5)
12
55
12
55
Output High Voltage
VOH1 IOH = -1 mA
2.4
Output Low Voltage
VOL1 IOL = 1 mA
0.55
Output High Current
IOH1
VOH @ MIN = 1.0 V
-29
Output Low Current
Rise Time1
Fall Time1
Duty Cycle1
Skew window1
Jitter, Cycle-to-cycle1
IOL1
tr1
tf1
dt1
tsk1
tjcyc-cyc1
VOL @ MIN = 1.95 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
VT = 1.5 V
29
0.5 2.3 2.5
0.5 2.3 2.5
45 51.2 55
108 500
353 500
1Guaranteed by design, not 100% tested in production.
UNITS
V
V
mA
mA
ns
ns
%
ps
ps
Electrical Characteristics - SDRAM
TA = 0 - 70°C; VDD = 3.3 V +/-5%;VDDL = 2.5 V +/-5%; CL = 20-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
Output Impedance
Output Impedance
RDSP3B1
RDSN3B1
VO = VDD*(0.5)
VO = VDD*(0.5)
10
24
10
24
Output High Voltage
VOH3 IOH = -18 mA
2.4
Output Low Voltage
VOL3 IOL = 9.4 mA
0.4
Output High Current
IOH3
VOH = 2.0 V
-46
Output Low Current
Rise Time1
Fall Time1
Duty Cycle1
Skew window1(0:11)
Skew window1( 0:12)
IOL3
VOL = 0.8V
tr3
VOL = 0.4 V, VOH = 2.4 V
tf3
VOH = 2.4 V, VOL = 0.4 V
dt3
VT = 1.5 V
tsk3
VT = 1.5 V
tsk3
VT = 1.5 V
0.8 1.6
0.8 1.6
45 48.5 55
192 250
290 500
Jitter, Cycle-to-cycle1 tjcyc-cyc3 VT = 1.5 V, CPU=66,100,133 MHz
173 250
1Guaranteed by design, not 100% tested in production.
UNITS
V
V
mA
mA
ns
ns
%
ps
ps
ps
0670Bâ07/15/04
10
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