SN54/74LS125A
•
SN54/74LS126A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Limits
Symbol
VIH
VIL
VIK
VOH
Parameter
Input HIGH Voltage
54
Input LOW Voltage
74
Input Clamp Diode Voltage
54
Output HIGH Voltage
74
54, 74
VOL
IOZH
IOZL
IIH
IIL
IOS
ICC
Output LOW Voltage
74
Output Off Current HIGH
Output Off Current LOW
Input HIGH Current
0.1
Input LOW Current
Short Circuit Current (Note 1)
LS125A
Power Supply Current
LS126A
22
– 40
– 0.4
–225
20
mA
VCC = MAX
0.35
0.5
20
– 20
20
V
µA
µA
µA
mA
mA
mA
2.4
0.25
0.4
V
V
2.4
– 0.65
0.8
– 1.5
V
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, IOH = MAX, VIN = VIH
or VIL per Truth Table
IOL = 12 mA
IOL = 24 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
VCC = MAX, VOUT = 2.4 V
VCC = MAX, VOUT = 0.4 V
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MAX, VIN = 0.4 V
VCC = MAX
VIN = 0 V, VE = 4.5 V
VIN = 0 V, VE = 0 V
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS
(TA = 25°C)
Limits
Symbol
tPLH
tPLH
tPHL
tPHL
tPZH
Output Enable Time
to HIGH Level
Output Enable Time
to LOW Level
Output Disable Time
from HIGH Level
Output Disable Time
from LOW Level
Propagation Delay,
Data to Output
Parameter
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
Min
Typ
9.0
9.0
7.0
8.0
12
16
15
21
Max
15
15
ns
18
18
20
ns
25
25
ns
35
20
ns
25
20
ns
25
FIgures 3, 5
Figures 4, 5
VCC = 5.0 V
CL = 5.0 pF
RL = 667
Ω
Figures 3, 5
Figures 4, 5
VCC = 5.0 V
CL = 45 pF
RL = 667
Ω
Figure 2
Unit
Test Conditions
tPZL
tPHZ
tPLZ
FAST AND LS TTL DATA
5-208
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751A 01 IS OBSOLETE, NEW STANDARD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
5-210
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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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◊
FAST AND LS TTL DATA
5-211
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