m54hc137k STMicroelectronics, m54hc137k Datasheet - Page 5

• Manufacturer Part Number: m54hc137k
• Description: 3 To 8 Line Decoder/latch Inverting
• Manufacturer: STMicroelectronics

AC ELECTRICAL CHARACTERISTICS (C
CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
t
t
t
t
t
Symbol
Symbol
PLH
PLH
PLH
PLH
TLH
t
t
C
W(H)
C
PD
W(L)
t
t
PD
s
h
IN
t
t
t
t
t
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
THL
PHL
PHL
PHL
PHL
Output Transition
Time
Propagation Delay
Time (G1 - Yn)
Propagation Delay
Time (G2 - Yn)
Propagation Delay
Time (GL - Yn)
Propagation Delay
Time (A, B, C - Y)
Minimum Pulse
Width (GL)
Minimum Set-up
Time (A, B, C - GL)
Minimum Hold
Time (A, B, C - GL)
Input Capacitance
Power Dissipation
Capacitance (note
1)
Parameter
Parameter
V
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
(V)
5.0
5.0
CC
CC
Test Condition
Test Condition
L
= 50 pF, Input t
Min.
Min.
T
T
A
A
r
Typ.
Typ.
= 25°C
= 25°C
30
45
14
12
50
15
13
70
22
19
70
21
18
12
55
= t
8
7
3
3
8
2
2
5
f
= 6ns)
Max.
Max.
170
165
115
115
75
15
13
23
20
23
20
34
29
33
28
50
10
50
10
10
9
9
5
5
5
Value
Value
Min.
Min.
-40 to 85°C
-40 to 85°C
CC(opr)
= C
Max.
Max.
145
145
215
205
95
19
16
29
25
29
25
43
37
41
35
65
13
60
12
10
10
11
5
5
5
PD
x V
-55 to 125°C
-55 to 125°C
Min.
Min.
CC
x f
IN
M54HC137
Max.
Max.
+ I
110
175
175
250
110
22
19
35
30
35
30
50
43
22
19
75
15
13
75
15
13
10
5
5
5
CC
Unit
Unit
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
5/10