SN54-74LS390 ON Semiconductor, SN54-74LS390 Datasheet - Page 4

• Manufacturer Part Number: SN54-74LS390
• Description: DUAL DECADE COUNTER; DUAL 4-STAGE BINARY COUNTER
• Manufacturer: ON Semiconductor

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS
V IH
V IL
V IL
V IK
V OH
V OH
V OL
V OL
I IH
I IH
I
I IL
I OS
I CC
f MAX
f MAX
t PLH
t PHL
t PLH
t PHL
t PLH
t PHL
t PLH
t PHL
t PLH
t PHL
t PLH
t PHL
t PLH
t PHL
t PHL
S
Symbol
S
Symbol
b l
b l
Input HIGH Voltage
Input LOW Voltage
Input LOW Voltage
Input Clamp Diode Voltage
Output HIGH Voltage
Output HIGH Voltage
Output LOW Voltage
Output LOW Voltage
Input HIGH Current
Input HIGH Current
I
Input LOW Current
Short Circuit Current (Note 1)
Power Supply Current
Maximum Clock Frequency
Maximum Clock Frequency
Propagation Delay,
MR to Any Output
CP 0 to Q 0
CP 1 to Q 1
CP to Q 0
CP 0 to Q 0
CP to Q 3
CP 0 to Q 2
CP 1 to Q 1
CP 1 to Q 2
CP 1 to Q 3
LOW C
(T A = 25 C, V CC = 5.0 V)
P
Parameter
P
Parameter
SN54/74LS390 SN54/74LS393
LS390/393
CP, CP 0
LS393
LS390
LS393
LS390
LS390
LS390
LS390
CP 1
MR
54, 74
54
74
54
74
74
FAST AND LS TTL DATA
Min
Min
– 20
2.0
2.5
2.7
25
20
Limits
Limits
– 0.65
0.25
0.35
Typ
Typ
3.5
3.5
35
12
13
12
13
40
40
37
39
13
14
24
26
13
14
24
5-4
– 100
Max
– 1.5
– 0.4
– 1.6
– 2.4
Max
0.7
0.8
0.4
0.5
0.1
20
20
20
20
60
60
60
60
21
21
39
39
21
21
39
20
26
(unless otherwise specified)
MHz
MHz
U i
Unit
U i
Unit
mA
mA
mA
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
V
V
V
V
A
Guaranteed Input HIGH Voltage for
All Inputs
Guaranteed Input LOW Voltage for
All Inputs
V CC = MIN, I IN = – 18 mA
V CC = MIN, I OH = MAX, V IN = V IH
or V IL per Truth Table
I OL = 4.0 mA
I OL = 8.0 mA
V CC = MAX, V IN = 2.7 V
V CC = MAX, V IN = 7.0 V
V
V CC = MAX, V IN = 0.4 V
V CC = MAX
V CC = MAX
CC
MAX V
, OH
T
Test Conditions
T
Test Conditions
p
C
C
C
C
C L = 15 pF
L
C
C
V CC = V CC MIN,
V IN = V IL or V IH
V IN = V IL or V IH
per Truth Table
0 4 V
15 F
15 F
15 F
15 F
di i
di i
, IN
p
g
IH