mm74hct138 Fairchild Semiconductor, mm74hct138 Datasheet - Page 4

• Manufacturer Part Number: mm74hct138
• Description: Mm74hct138 3-to-8 Line Decoder
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
t
t
t
t
t
t
t
C
C
t
t
t
t
t
t
PHL
PLH
PHL
PLH
PHL
PLH
THL
AC Electrical Characteristics
T
PHL
PLH
PHL
PLH
PHL
PLH
AC Electrical Characteristics
V
Symbol
Note 6: C
I
IN
PD
S
A
CC
, t
Symbol
C
TLH
25 C, V
PD
5V
V
PD
CC
Maximum Propagation Delay
A, B, or C to Output
Maximum Propagation Delay
A, B, or C to Output
Maximum Propagation Delay
G1 to Y Output
Maximum Propagation Delay
G1 to Y Output
Maximum Propagation Delay
G2A or G2B to Y Output
Maximum Propagation Delay
G2A or G2B to Y Output
Maximum Output
Rise and Fall Time
Input Capacitance
Power Dissipation
Capacitance
determines the no load dynamic power consumption, P
10%, C
f
CC
I
CC
5.0V, t
Maximum Propagation Delay, A, B, or C to Output
Maximum Propagation Delay, A, B, or C to Output
Maximum Propagation Delay, G1 to Y Output
Maximum Propagation Delay, G1 to Y Output
Maximum Propagation Delay, G2A or G2B to Y Output
Maximum Propagation Delay, G2A or G2B to Y Output
.
L
Parameter
50 pF, t
r
t
f
r
6 ns, C
t
f
6 ns (unless otherwise specified)
L
Parameter
15 pF (unless otherwise specified)
(Note 6)
Conditions
D
C
PD
V
CC
4
2
f
I
Typ
CC
24
18
17
20
23
18
55
Conditions
T
V
A
CC
, and the no load dynamic current consumption,
25 C
40
30
30
30
35
30
15
5
T
A
Guaranteed Limits
Typ
20
13
14
13
17
13
40 to 85 C T
50
38
38
38
43
38
19
10
Guaranteed
Limit
A
35
25
25
25
30
25
55 to 125 C
60
45
45
45
52
45
22
10
Units
ns
ns
ns
ns
ns
ns
Units
pF
pF
ns
ns
ns
ns
ns
ns
ns