ICS9248-136 查看數據表（PDF） - Integrated Circuit Systems
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ICS9248-136 Datasheet PDF : 16 Pages
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ICS9248-136
Advance Information
Electrical Characteristics - PCI
TA = 0 - 70C; VDD = 3.3 V +/-5%; CL = 30 pF (unless otherwise stated)
PAR AM ETER
SYM B OL
C ONDIT IONS
Output Impedance
Output Impedance
R DSP1 1
R DSN11
VO = VDD*(0.5)
VO = VDD*(0.5)
Output High Voltage
VOH1
IOH = -18 mA
Output Low Voltage
VOL1
IOL = 9.4 mA
Output High Current
IOH1
VOH = 2.0 V
Output Low Current
IOL1
VOL = 0.8 V
Rise Time
Fall Time
Duty Cycle
Skew Window
Jitter
t r1 1
t f1 1
dt11
tsk11
tj1s11
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
1Guarenteed by design, not 100% tested in production.
M IN TYP M AX UNITS
12
55
Ω
12
55
Ω
2 .4
V
0 .4
V
-22 mA
25
mA
2 .0
ns
2 .0
ns
4 5 .0
55.0 %
250 ps
150 ps
Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD =VDDL 3.3 V +/-5%; CL = 30 pF (unless otherwise stated)
PAR AM ETER
SYM B OL
C ONDIT IONS
Output Impedance
R
DSP2
1
A
VO = VDD*(0.5)
Output Impedance
R
DSN2
1
A
VO = VDD*(0.5)
Output High Voltage
VOH2A IOH = -28 mA
Output Low Voltage
VOL2A IOL = 19 mA
Output High Current
IOH2 A
VOH = 2.0 V
Output Low Current
IOL2 A
VOL = 0.8 V
Rise Time
t
r2
1
A
VOL = 0.4 V, VOH = 2.4 V
Fall Time
t
f2
1
A
VOH = 2.4 V, VOL = 0.4 V
Duty Cycle
d
t2
1
A
VT = 1.5 V
Skew Window ( output to output )
Jitter1
ts
k
2
1
A
t cy c-cy c
VT = 1.5 V
VT = 1.5 V
1Guarenteed by design, not 100% tested in production.
M IN
10
10
2 .4
33
0 .5
0 .5
45
TYP M AX UNITS
20
Ω
20
Ω
V
0 .4
V
-42 mA
mA
2 .0
ns
2
ns
55
%
250 ps
250.0 ps
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