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ICS94201 Datasheet, PDF (13/18 Pages) Integrated Circuit Systems – Programmable System Frequency Generator for PII/III™
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ICS94201
Electrical Characteristics - IOAPIC
TA = 0 - 70º C; VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance1
Output Impedance1
RDSP4B
RDSN4B
Vo=VDD*(0.5)
Vo=VDD*(0.5)
Output High Voltage
Output Low Voltage
Output High Current
VOH4B
VOL4B
IOH4B
IOH = -5.5 mA
IOL = 9 mA
VOH@MIN = 1.4 V
VOH@MAX = 2.5V
Output Low Current
IOL4B
VOL@MIN = 1.0 V
VOL@MAX =0.2V
Rise Time1
Fall Time1
Duty Cycle1
Jitter, Cycle-to-cycle1
tr4B
tf4B
dt4B
tjcyc-cyc4B
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
VT = 1.25 V
1Guaranteed by design, not 100% tested in production.
Electrical Characteristics - SDRAM
TA = 0 - 70º C; VDD = 3.3 V +/-5%, CL = 20 - 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
Output Impedance1
Output Impedance1
RDSP3
RDSN3
Vo=VDD*(0.5)
Vo=VDD*(0.5)
Output High Voltage
Output Low Voltage
Output High Current
VOH3
VOL3
IOH3
IOH = -1 mA
IOL = 1 mA
VOH@MIN = 2 V
VOH@MAX = 3.135V
Output Low Current
Rise Time1
Fall Time1
Duty Cycle1
Skew1
Jitter, cycle-to-cycle1
IOL3
tr3
tf3
dt3
tsk3
tjcyc-cyc3
VOL@MIN = 1 V
VOL@MAX =0.4V
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
1Guaranteed by design, not 100% tested in production.
MIN TYP MAX UNITS
9
3
Ω
9
30
Ω
2
V
0.4
V
-36
-21
mA
36
31
mA
0.4
1.2
1.6
ns
0.4
1.1
1.6
ns
45
50
55
%
240 500 ps
MIN TYP MAX UNITS
10
24
Ω
10
24
Ω
2.4
V
0.4
V
-54
-46 mA
54
53
mA
0.4
0.9
1.6
ns
0.4
0.8
1.6
ns
45
49
55
%
100 250 ps
350 500 ps
13
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