IN74HCT20A
AC ELECTRICAL CHARACTERISTICS (VCC =5.0 V ±10%,CL=50pF,Input tr=tf=6.0 ns)
Guaranteed Limit
≤85°C ≤125°C
Symbol
Parameter
Unit
25 °C
to
-55°C
tPLH, tPHL Maximum Propagation Delay, Input A ,B,C or D
to Output Y (Figures 1 and 2)
28
15
10
35
19
10
42
22
10
ns
ns
pF
tTLH, tTHL Maximum Output Transition Time, Any Output
(Figures 1 and 2)
CIN
Maximum Input Capacitance
Power Dissipation Capacitance (Per Gate)
Typical @25°C,VCC=5.0 V
CPD
Used to determine the no-load dynamic power
consumption:
29
pF
PD=CPDVCC2f+ICCVCC
Figure 1. Switching Waveforms
Figure 2. Test Circuit
EXPANDED LOGIC DIAGRAM
(1/2 of the Device)
4
INTEGRAL [ INTEGRAL CORP. ]
