FST16210(1999) Просмотр технического описания (PDF) - Fairchild Semiconductor
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FST16210 Datasheet PDF : 4 Pages
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AC Electrical Characteristics
TA = −40 °C to +85 °C,
Symbol
Parameter
CL = 50pF, 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
1.5
6.0
6.5
ns
VI = 7V for tPZL
Figure 1,
VI = OPEN for tPZH Figure 2
tPHZ, tPLZ
Output Disable Time
1.5
7.0
7.2
ns
VI = 7V for tPLZ
Figure 1,
VI = OPEN for tPHZ Figure 2
Note 6: This parameter is guaranteed by design but is 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 source (zero output impedance).
Capacitance (Note 7)
Symbol
Parameter
Typ
Max
Units
Conditions
CIN
Control pin Input Capacitance
3
CI/O
Input/Output Capacitance
6
Note 7: TA = +25°C, f = 1 MHz, Capacitance is characterized but not tested.
pF
VCC = 5.0V
pF
VCC, OE = 5.0V
AC Loading and Waveforms
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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