IN74HC30A Просмотр технического описания (PDF) - Integral Corp.
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IN74HC30A Datasheet PDF : 5 Pages
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IN74HC30A
AC ELECTRICAL CHARACTERISTICS (CL=50pF,Input tr=tf=6.0 ns)
Symbol
Parameter
tPHL, tPLH Maximum Propagation Delay (Figure 1)
tTHL, tTLH Maximum Output Transition Time
(Figure 1)
CIN Maximum Input Capacitance
VCC
Guaranteed Limit
V 25 °C ≤85°C ≤125°C Unit
to
-55°C
2.0 175
220
265
ns
4.5 35
44
53
6.0 30
37
45
2.0 75
4.5 15
6.0 13
95
110
ns
19
22
16
19
5.0 10
10
10
pF
Power Dissipation Capacitance (Per Gate)
CPD Used to determine the no-load dynamic power
consumption:
PD=CPDVCC2f+ICCVCC
TA=25°C,VCC=5.0 V
27
pF
Input
Output
tf
0.9
V2
0.1
tPLH
tr
0.9
V2
0.1
tPHL
V1
GND
0.9
V2
0.1
tTLH
0.9
V2
0.1
tTHL
VCC
0V
V1 = VCC
V2 = 0.5 VCC
Figure 1. Switching Waveforms
VI
PULSE
GENERATOR
VCC
DEVICE
UNDER
RT
TEST
VO
CL
50 pF
Termination resistance RT – should
be equal to ZOUT of pulse generators
Figure 2. Test Circuit
4
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