SN54/74LS12
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Limits
Symbol
VIH
VIL
VIK
IOH
VOL
Parameter
Input HIGH Voltage
54
Input LOW Voltage
74
Input Clamp Diode Voltage
Output HIGH Current
Output LOW Voltage
74
Input HIGH Current
0.1
Input LOW Current
Power Supply Current
Total, Output HIGH
Total, Output LOW
– 0.4
1.4
3.3
0.35
0.5
20
IIH
IIL
ICC
V
µA
mA
mA
54, 74
54, 74
0.25
– 0.65
0.8
– 1.5
100
0.4
V
µA
V
Min
2.0
0.7
V
Typ
Max
Unit
V
Test Conditions
Guaranteed Input HIGH Voltage for
All Inputs
Guaranteed Input LOW Voltage for
All Inputs
VCC = MIN, IIN = – 18 mA
VCC = MIN, VOH = MAX
IOL = 4.0 mA
IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
mA
AC CHARACTERISTICS
(TA = 25°C)
Limits
Symbol
tPLH
tPHL
Parameter
Turn-Off Delay, Input to Output
Turn-On Delay, Input to Output
Min
Typ
17
15
Max
32
28
Unit
ns
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF, RL = 2.0 kΩ
FAST AND LS TTL DATA
5-43
Case 751A-02 D Suffix
14-Pin Plastic
SO-14
-A-
14
8
NOTES:
1.
DIMENSIONS A" AND B" ARE DATUMS AND
T" IS A DATUM SURFACE.
2.
DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
3.
4.
CONTROLLING DIMENSION: MILLIMETER.
DIMENSION A AND B DO NOT INCLUDE MOLD
PROTRUSION.
5.
MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
6.
751A 01 IS OBSOLETE, NEW STANDARD
751A 02.
-B-
1
7
P
7 PL
0.25 (0.010)
M
B
M
G
C
SEATING
PLANE
R X 45°
D
14 PL
0.25 (0.010)
M
K
T
B
S
M
F
J
A
S
DIM
A
B
C
D
F
G
J
K
M
P
R
MILLIMETERS
MIN
MAX
8.55
3.80
1.35
0.35
0.40
8.75
4.00
1.75
0.49
1.25
INCHES
MIN
MAX
0.337
0.150
0.054
0.014
0.016
0.344
0.157
0.068
0.019
0.049
1.27 BSC
0.19
0.10
0
0.25
0.25
7
0.050 BSC
0.008
0.004
0
0.009
0.009
7
°
°
°
°
5.80
0.25
6.20
0.50
0.229
0.010
0.244
0.019
Case 632-08 J Suffix
14-Pin Ceramic Dual In-Line
-A-
14
8
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
-B-
1
7
3. DIMENSION L TO CENTER OF LEAD WHEN
FORMED PARALLEL.
4. DIM F MAY NARROW TO 0.76 (0.030) WHERE
THE LEAD ENTERS THE CERAMIC BODY.
5. 632 01 THRU 07 OBSOLETE, NEW STANDARD
C
L
632 08.
-T-
SEATING
PLANE
K
F
D
14 PL
0.25 (0.010)
M
G
T
A
S
N
J
14 PL
M
0.25 (0.010)
M
T
B
S
DIM
A
B
C
D
F
G
J
K
L
M
N
MILLIMETERS
MIN
MAX
19.05
6.23
3.94
0.39
1.40
19.94
7.11
5.08
0.50
1.65
INCHES
MIN
MAX
0.750
0.245
0.155
0.015
0.055
0.785
0.280
0.200
0.020
0.065
2.54 BSC
0.21
3.18
0.38
4.31
0.100 BSC
0.008
0.125
0.015
0.170
7.62 BSC
0
°
15
°
0.300 BSC
0
°
15
°
0.51
1.01
0.020
0.040
Case 646-06 N Suffix
14-Pin Plastic
NOTES:
1.
LEADS WITHIN 0.13 mm (0.005) RADIUS OF TRUE
POSITION AT SEATING PLANE AT MAXIMUM
MATERIAL CONDITION.
14
8
B
1
7
2.
DIMENSION L" TO CENTER OF LEADS WHEN
FORMED PARALLEL.
3.
DIMENSION B" DOES NOT INCLUDE MOLD
FLASH.
4.
5.
ROUNDED CORNERS OPTIONAL.
646 05 OBSOLETE, NEW STANDARD 646 06.
A
F
C
N
H
G
D
SEATING
PLANE
NOTE 4
L
J
K
M
DIM
A
B
C
D
F
G
H
J
K
L
M
N
MILLIMETERS
MIN
MAX
18.16
6.10
3.69
0.38
1.02
19.56
6.60
4.69
0.53
1.78
INCHES
MIN
MAX
0.715
0.240
0.145
0.015
0.040
0.770
0.260
0.185
0.021
0.070
2.54 BSC
1.32
0.20
2.92
2.41
0.38
3.43
0.100 BSC
0.052
0.008
0.115
0.095
0.015
0.135
7.62 BSC
0
°
10
°
0.300 BSC
0
°
10
°
0.39
1.01
0.015
0.039
FAST AND LS TTL DATA
5-44
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the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit,
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Literature Distribution Centers:
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◊
FAST AND LS TTL DATA
5-45
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