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IN74HCT125A
126
AC ELECTRICAL CHARACTERISTICS(V
CC=5.0 V ± 10%, CL=50pF,Input tr=tf=6.0 ns)
Guaranteed Limit
Symbol
Parameter
25
°C
to
-55
°C
≤85°C
≤125°C
Unit
tPLH, tPHL
Maximum Propagation Delay, Input A to
Output Y (Figures 1 and 3)
18
23
27
ns
tPLZ, tPHZ
Maximum Propagation Delay, Output Enable toY
(Figures 2 and 4)
24
30
36
ns
tPZL, tPZH
Maximum Propagation Delay, Output Enable toY
(Figures 2 and 4)
18
23
27
ns
tTLH, tTHL
Maximum Output Transition Time, Any Output
(Figures 1 and 3)
12
15
18
ns
CIN
Maximum Input Capacitance
10
10
10
pF
COUT
Maximum Three-State Output Capacitance
(Output in High-Impedance State)
15
15
15
pF
Power Dissipation Capacitance (Per Buffer)
Typical @25
°C,V
CC=5.0 V
CPD
Used to determine the no-load dynamic power
consumption:
PD=CPDVCC
2f+I
CCVCC
48
pF
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms