ICS9148-11 查看數據表（PDF） - Integrated Circuit Systems
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ICS9148-11 Datasheet PDF : 14 Pages
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ICS9148 - 11
Electrical Characteristics - Input/Supply/Common Output Parameters
TA = 0 - 70C; Supply Voltage VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5% (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
Operating
Supply Current
IDD2.5OP CL = 0 pF; Select @ 66M
6
8
9.5
Skew1
TCPU-SDRAM2 VT = 1.5 V; VTL = 1.25 V; SDRAM Leads
TCPU-PCI2 VT = 1.5 V; VTL = 1.25 V; CPU Leads
TREF-IOAPIC VT = 1.5 V; VTL = 1.25 V; CPU Leads
250 500
1
2
4
860
1Guarenteed by design, not 100% tested in production.
UNITS
mA
ps
ns
ps
Electrical Characteristics - CPU
TA = 0 - 70C; VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)
PARAMETER
Output Impedance
Output Impedance
SYMBOL
RDSP
2
1
B
RDSN
1
2B
CONDITIONS
VO = VDD*(0.5)
VO = VDD*(0.5)
MIN TYP
15
15
Output High Voltage VOH2B IOH = -12.0 mA
2
2.6
Output Low Voltage VOL2B IOL = 12 mA
0.3
Output High Current
IOH2B VOH = 1.7 V
-25
Output Low Current
Rise Time
Fall Time
Duty Cycle
Skew
Jitter
IOL2B
tr2B1
tf2B1
dt2
1
B
tsk2B1
tjcyc-cy
1
c2B
tj1s2B1
tjab
1
s2B
VOL = 0.7 V
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
VT = 1.25 V
VT = 1.25 V
VT = 1.25 V
VT = 1.25 V
19
26
1.7
1.5
45
50
60
150
30
-250 80
1Guarenteed by design, not 100% tested in production.
MAX UNITS
45
Ω
45
Ω
V
0.4 V
-16 mA
mA
2
ns
2
ns
55 %
250 ps
250 ps
150 ps
+250 ps
11
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