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ICS9250-32 Datasheet, PDF (9/11 Pages) Integrated Circuit Systems – Frequency Generator & Integrated Buffers for PII/III™
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ICS9250-32
Electrical Characteristics - MREF66
TA = 0 - 70C; VDDL = 2.5 V +/-5%; CL = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Output Impedance1
Output Impedance1
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Rise Time1
Fall Time1
Duty Cycle1
RDSP2B
RDSN2B
VOH2B
VOL2B
IOH2B
IOL2B
tr2B
tf2B
dt2B
VO = VDD*(0.5)
VO = VDD*(0.5)
IOH = -1 mA
IOL = 1 mA
VOH @ MIN = 1.0 V
VOH @ MAX = 2.375 V
VOL @ MIN = 1.2 V
VOL @ MAX = 0.3 V
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
11.5 14
45
Ω
11.5 16
45
Ω
2
2.5
V
0.011 0.4
V
-79
-27 mA
-27 -10
27
66
mA
20
30
0.4 1.1 1.6 ns
0.4 1.1 1.6 ns
45
47
55
%
Jitter, Cycle-to-cycle1
tjcyc-cyc2B VT = 1.25 V
168 250 ps
1Guaranteed by design, not 100% tested in production.
AC timing of the trise & tfall is controlled by pre-driver circuit which allows lower impedance output to stay in the middle of
transition time target.
Electrical Characteristics - IOAPIC
TA = 0 - 70C; VDDL = 2.5 V +/-5%; CL = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance
Output Impedance
RDSP4B1
RDSN4B1
VO = VDD*(0.5)
VO = VDD*(0.5)
Output High Voltage
VOH4B IOH = -1 mA
Output Low Voltage
Output High Current
Output Low Current
Rise Time1
Fall Time1
Duty Cycle1
Skew window1
Jitter, Cycle-to-cycle1
VOL4B
IOH4B
IOL4B
tr4B
tf4B
dt4B
tsk1
tjcyc-cyc4B
IOL = 1 mA
VOH @ MIN = 1.0 V
VOH @ MAX = 2.375 V
VOL @ MIN = 1.2 V
VOL @ MAX = 0.3 V
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V, IOIAPIC=PCI/2
VT = 1.25 V
VT = 1.5 V
VT = 1.25 V
1Guaranteed by design, not 100% tested in production.
MIN TYP MAX UNITS
13.5 16
45
Ω
13.5 19
45
Ω
2
2.5
V
0.013 0.4 V
-68 -27
mA
-27
-9
27
54
mA
20
30
0.4 1.2 1.6 ns
0.4 0.95 1.6 ns
45
48
55
%
18 250 ps
93 500 ps
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