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54HC138 Datasheet(Fiches technique) 5 Page - Silicon Supplies

Numéro de pièce 54HC138
Description  High Speed CMOS Logic
Télécharger  6 Pages
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Fabricant  SS [Silicon Supplies]
Site Internet  https://siliconsupplies.com/
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54HC138 Datasheet(HTML) 5 Page - Silicon Supplies

   
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AC Electrical Characteristics
High Speed CMOS Logic – 74HC138
Rev 1.0
23/11/17
LIMITS
PARAMETER
SYMBOL
VCC
CONDITIONS
UNITS
FULL RANGE
3
25°C
85°C
2.0V
135
170
170
3.0V
90
125
125
4.5V
27
34
34
Maximum Propagation
CL = 50pF,
Delay, Input A to
Output Y (Figure 1, 4)
tPLH, tPHL
ns
tr = tf = 6ns
6.0V
23
29
29
2.0V
110
140
140
3.0V
85
100
100
4.5V
22
28
28
Maximum Propagation
CL = 50pF,
Delay, CS1 to Output Y
(Figure 2, 4)
tPLH, tPHL
ns
tr = tf = 6ns
6.0V
19
24
24
2.0V
120
150
150
3.0
90
120
120
4.5V
24
30
30
Maximum Propagation
CL = 50pF,
Delay, CS2 or CS3 to
Output Y (Figure 3, 4)
tPLH, tPHL
ns
tr = tf = 6ns
6.0V
20
26
26
2.0V
75
95
95
3.0V
30
40
40
4.5V
15
19
19
Maximum Output Rise
and Fall Time, Any
CL = 50pF,
Output
(Figure 2, 4)
tTLH, tTHL
ns
tr = tf = 6ns
6.0V
13
16
16
Maximum Input
Capacitance
CIN
-
-
10
10
10
pF
TYPICAL
Power Dissipation
TJ = 25°C, VCC
pF
Capacitance
5
CPD
-
= 5.0V
55
 
4. Not production tested in die form, characterized by chip design and tested in package.
5. Used to determine the no-load dynamic power consumption: PD = CPD VCC
2f + ICC VCC.
Switching Waveforms
Figure 1 – Propagation Delay, Input A to Output Y
Figure 2 - Propagation Delay, Input CS1 to Output Y
Page 5 of 6 
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