ICS9248F-78 查看數據表（PDF） - Integrated Circuit Systems
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ICS9248F-78 Datasheet PDF : 13 Pages
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ICS9248 - 78
Preliminary Product Preview
Electrical Characteristics - IOAPIC
TA = 0 - 70C;VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)
PARAMETER SYMBOL
CONDITIONS
Output Impedance
Output Impedance
RDSP4B1
RDSN4B1
VO = VDD*(0.5)
VO = VDD*(0.5)
Output High Voltage VOH4\B IOH = -5.5 mA
Output Low Voltage VOL4B IOL = 9.0 mA
Output High Current
IOH4B VOH@ min = 1.4 V, VOH@ MAX = 2.5 V
Output Low Current
Rise Time
Fall Time
Duty Cycle
IOL4B
tr4B1
tf4B1
dt4B1
VOL@ MIN = 1.0 V, VOL@ MAX= 0.2
VOL = 0.4 V, VOH = 2.0 V
VOH = 2.0 V, VOL = 0.4 V
VT = 1.25 V
Jitter
tjcyc-cyc VT = 1.25 V
1Guarenteed by design, not 100% tested in production.
MIN TYP MAX UNITS
9
30 Ω
9
30 Ω
2
V
0.4 V
-36
-21 mA
36
31 mA
0.4
1.6 ns
0.4
1.6 ns
45
55 %
500 ps
Electrical Characteristics - SDRAM
TA = 0 - 70C; VDD = VDDL = 3.3 V +/-5%; CL = 20 - 30 pF (unless otherwise stated)
PARAMETER SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Output Impedance
Output Impedance
RDSP31
RDSN31
VO = VDD*(0.5)
VO = VDD*(0.5)
10
24 Ω
10
24 Ω
Output High Voltage VOH3 IOH = -1 mA
2.4
V
Output Low Voltage
VOL3 IOL = 1 mA
0.4 V
Output High Current
IOH3
VOH @MIN= 2.0 V, VOH@ MAX=3.135 V
-54
-46 mA
Output Low Current
Rise Time
Fall Time
Duty Cycle
Skew
IOL3
Tr31
Tf31
Dt31
Tsk31
VOL@ MIN= 1.0 V, VOL@ MAX=0.4 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
54
53 mA
0.4
1.6 ns
0.4
1.6 ns
45
55 %
250 ps
Jitter
tjcyc-cyc VT = 1.5 V
250 ps
1Guarenteed by design, not 100% tested in production.
10
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