FST3384MTC データシートの表示（PDF） - Fairchild Semiconductor
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FST3384MTC Datasheet PDF : 5 Pages
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AC Electrical Characteristics
TA = −40°C to +85°C
Symbol
Parameter
CL = 50 pF, RU = RD = 500Ω
VCC = 4.5 − 5.5V
VCC = 4.0V
Units
Conditions
Figure No.
Min
Max
Min
Max
tPHL, tPLH Prop Delay Bus to Bus (Note 6)
0.25
0.25
ns VI = OPEN
Figure 1
Figure 2
tPZH, tPZL
Output Enable Time
OEA, OEB to An, Bn
1.0
5.7
6.2
ns
VI = 7V for tPZL
VI = OPEN for tPZH
Figure 1
Figure 2
tPHZ, tPLZ
Output Disable Time
OEA, OEB to An, Bn
1.5
5.2
5.5
ns
II = 7V for tPLZ
VI = OPEN for tPHZ
Figure 1
Figure 2
Note 6: This parameter is guaranteed by design but not tested. The bus switch contributes no propagation delay other than the RC delay of the typical On
resistance of the switch and the 50pF load capacitance, when driven by an ideal voltage the source (zero output impedance).
Capacitance (Note 7)
Symbol
Parameter
CIN
Control Input Capacitance
CI/O (OFF) Input/Output Capacitance
Note 7: Capacitance is characterized but not tested.
Typ
Max
Units
Conditions
3
6
pF
VCC = 5.0V
5
13
pF
VCC, OE = 5.0V
AC Loading and Waveforms
FST3384 VIN vs RON (Typ)
Note: Input driven by 50 Ω source terminated in 50 Ω
Note: CL includes load and stray capacitance
Note: Input PRR = 1.0 MHz, tW = 500 nS
FIGURE 1. AC Test Circuit
FIGURE 2. AC Waveforms
3
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