PI74LCX543(2004) Ver la hoja de datos (PDF) - Pericom Semiconductor
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PI74LCX543 Datasheet PDF : 7 Pages
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PI74LCX543
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Switching Characteristics over Operating Range
Parameters Description
Conditions
VCC = 3.3V ± 0.3V
Min.
Max.
tPLH
Propagation Delay Transparent
CL = 50 pF
1.5
7.0
tPHL
Mode AN to BN or BN to AN
RL = 500Ω
tPLH
Propagation Delay
tPHL
LEBA to AN, LEAB to BN
1.5
8.5
tPZH
Output Enable Time
tPZL
OEBA or OEAB to AN or BN
CEBA or CEAB to AN or BN
1.5
9.0
tPZH
Output Disable Time(3)
tPZL
OEBA or OEAB to AN or BN
CEBA or CEAB to AN or BN
1.5
7.0
tSU
Setup Time, HIGH or LOW
AN or BN to LEBA or LEAB
2.5
—
tH
Hold Time, HIGH or LOW
AN or BN to LEBA or LEAB
1.5
—
tW
LEBA or LEAB Pulse Width LOW(3)
3.3
—
tsk(o)
Output Skew(1)
—
1.0
Note:
1. Skew between any two outputs, of the same package, switching in the same direction.
VCC = 2.7V
Min.
Max.
1.5
8.0
1.5
9.5
1.5
10.0
1.5
7.5
2.5
—
1.5
—
3.3
—
—
—
Dynamic Switching Characteristics (TA = +25°C)
Parameters
VOLP
VOLV
Description
Dynamic LOW Peak Voltage
Dynamic LOW Valley Voltage
Test Conditions(1)
VCC = 3.3V, CL = 50pF
VIH = 3.3V, VIL = 0V
VCC = 3.3V, CL = 50pF
VIH = 3.3V, VIL = 0V
Typ. Units
0.8
V
0.8
V
Note:
1. Measured with n–1 outputs switching from High-to-Low or Low-to-High. The remaining output is
measured in the LOW state.
Units
ns
5
PS2102C
1/20/04
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