SL74LS157
MAXIMUM RATINGS
*
Symbol
V
CC
V
IN
V
OUT
Tstg
*
Parameter
Supply Voltage
Input Voltage
Output Voltage
Storage Temperature Range
Value
7.0
7.0
5.5
-65 to +150
Unit
V
V
V
°C
Maximum Ratings are those values beyond which damage to the device may occur.
Functional operation should be restricted to the Recommended Operating Conditions.
RECOMMENDED OPERATING CONDITIONS
Symbol
V
CC
V
IH
V
IL
I
OH
I
OL
T
A
Supply Voltage
High Level Input Voltage
Low Level Input Voltage
High Level Output Current
Low Level Output Current
Ambient Temperature Range
0
Parameter
Min
4.75
2.0
0.8
-0.4
8.0
+70
Max
5.25
Unit
V
V
V
mA
mA
°C
DC ELECTRICAL CHARACTERISTICS
over full operating conditions
Guaranteed Limit
Symbol
V
IK
V
OH
V
OL
Parameter
Input Clamp Voltage
High Level Output Voltage
Low Level Output Voltage
Test Conditions
V
CC
= min, I
IN
= -18 mA
V
CC
= min, I
OH
= -0.4 mA
V
CC
= min, I
OL
= 4 mA
V
CC
= min, I
OL
= 8 mA
I
IH
High Level Input Current
V
CC
= max
V
IN
= 2.7 V
V
CC
= max
V
IN
= 7.0 V
I
IL
Low Level Input Current
V
CC
= max
V
IN
= 0.4 V
I
O
I
CC
Output Short Circuit Current
Supply Current
for pins 1,15
A or B input
for pins 1,15
A or B input
for pins 1,15
A or B input
-20
2.7
0.4
0.5
40
20
0.2
0.1
-0.8
-0.4
-100
16
mA
mA
mA
mA
µA
Min
Max
-1.5
Unit
V
V
V
V
CC
= max, V
O
= 0 V
(Note 1)
V
CC
= max (Note 2)
Note 1: Not more than one output should be shorted at a time, and the duration should not exceed one second.
Note 2: I
CC
is measured with all outputs open, and 4.5 V applied to all inputs.
SLS
System Logic
Semiconductor