ONSEMI MC74AC125

• Outputs Source/Sink
• ′ACT125 Has TTL Compatible Inputs
QUAD BUFFER
WITH 3-STATE OUTPUTS
PIN ASSIGNMENTS
VCC
A2
B2
O2
A3
B3
O3
14
13
12
11
10
9
8
14
1
PIN NAMES
An, Bn
On
1
2
3
4
5
6
7
A0
B0
O0
A1
B1
O1
GND
Inputs
Outputs
FUNCTION TABLE
Inputs
D SUFFIX
CASE 751A-03
SOIC
Output
An
Bn
On
L
L
H
L
H
X
L
H
Z
N SUFFIX
CASE 646-06
PLASTIC
H = High Voltage Level
L = Low Voltage Level
Z = High Impedance
X = Immaterial
MAXIMUM RATINGS*
Symbol
Parameter
Value
Unit
–0.5 to +7.0
V
V
VCC
DC Supply Voltage (Referenced to GND)
Vin
DC Input Voltage (Referenced to GND)
–0.5 to VCC + 0.5
Vout
DC Output Voltage (Referenced to GND)
–0.5 to VCC + 0.5
V
Iin
DC Input Current, per Pin
± 20
mA
Iout
DC Output Sink/Source Current, per Pin
± 50
mA
ICC
DC VCC or GND Current per Output Pin
± 50
mA
Tstg
Storage Temperature
–65 to +150
°C
* Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended
Operating Conditions.
FACT DATA
5-1
MC74AC125 MC74ACT125
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VCC
Supply Voltage
Vin, Vout
DC Input Voltage, Output Voltage (Ref. to GND)
tr, tf
Min
Typ
Max
′AC
2.0
5.0
6.0
′ACT
4.5
5.0
5.5
0
Input Rise and Fall Time (Note 1)
′AC Devices except Schmitt Inputs
VCC
VCC @ 3.0 V
150
VCC @ 4.5 V
40
VCC @ 5.5 V
25
Unit
V
V
ns/V
140
°C
85
°C
Output Current — HIGH
–24
mA
Output Current — LOW
24
mA
TJ
Junction Temperature (PDIP)
TA
Operating Ambient Temperature Range
IOH
IOL
–40
25
1. Vin from 30% to 70% VCC; see individual Data Sheets for devices that differ from the typical input rise and fall times.
2. Vin from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times.
DC CHARACTERISTICS
Symbol
Parameter
VCC
(V)
74AC
74AC
TA = +25°C
TA =
–40°C to +85°C
Typ
VIH
VIL
VOH
Conditions
Guaranteed Limits
Minimum High Level
Input Voltage
3.0
4.5
5.5
1.5
2.25
2.75
2.1
3.15
3.85
2.1
3.15
3.85
V
VOUT = 0.1 V
or VCC – 0.1 V
Maximum Low Level
Input Voltage
3.0
4.5
5.5
1.5
2.25
2.75
0.9
1.35
1.65
0.9
1.35
1.65
V
VOUT = 0.1 V
or VCC – 0.1 V
Minimum High Level
Output Voltage
3.0
4.5
5.5
2.99
4.46
5.49
2.9
4.4
5.4
2.9
4.4
5.4
V
2.56
3.86
4.86
2.46
3.76
4.76
0.1
0.1
0.1
0.1
0.1
0.1
3.0
4.5
5.5
0.36
0.36
0.36
0.44
0.44
0.44
3.0
4.5
5.5
VOL
Unit
Minimum Low Level
Output Voltage
3.0
4.5
5.5
0.002
0.001
0.001
IOUT = – 50 µA
V
*VIN = VIL or VIH
–12 mA
IOH
– 24 mA
– 24 mA
IOUT = 50 µA
V
V
*VIN = VIL or VIH
12 mA
IOL
24 mA
24 mA
IIN
Maximum Input
Leakage Current
5.5
±0.1
±1.0
µA
VI = VCC, GND
IOZ
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC , GND
5.5
±0.5
±5.0
µA
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
5.5
75
mA
VOLD = 1.65 V Max
5.5
–75
mA
VOHD = 3.85 V Min
80
µA
VIN = VCC or GND
IOLD
IOHD
ICC
†Minimum Dynamic
Output Current
Maximum Quiescent
Supply Current
5.5
8.0
* All outputs loaded; thresholds on input associated with output under test.
† Maximum test duration 2.0 ms, one input loaded at a time.
Note: IIN and ICC @ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V.
FACT DATA
5-2
MC74AC125 MC74ACT125
AC CHARACTERISTICS
Symbol
VCC*
(V)
Parameter
74AC
74AC
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Min
Max
Min
Max
Unit
tPLH
Propagation Delay
Data to Output
3.3
5.0
1.0
1.0
9.0
7.0
1.0
1.0
10
7.5
ns
tPHL
Propagation Delay
Data to Output
3.3
5.0
1.0
1.0
9.0
7.0
1.0
1.0
10
7.5
ns
tPZH
Output Enable
Time
3.3
5.0
1.0
1.0
10.5
7.0
1.0
1.0
11
8.0
ns
tPZL
Output Enable
Time
3.3
5.0
1.0
1.0
10
8.0
1.0
1.0
11
8.5
ns
tPHZ
Output Disable
Time
3.3
5.0
1.0
1.0
10
9.0
1.0
1.0
10.5
9.5
ns
tPLZ
Output Disable
Time
3.3
5.0
1.0
1.0
10.5
9.0
1.0
1.0
11.5
9.5
ns
* Voltage Range 3.3 V is 3.3 V ±0.3 V.
Voltage Range 5.0 V is 5.0 V ±0.5 V.
DC CHARACTERISTICS
Symbol
Parameter
VCC
(V)
74ACT
74ACT
TA = +25°C
TA =
–40°C to +85°C
Typ
Guaranteed Limits
Unit
Conditions
VIH
Minimum High Level
Input Voltage
4.5
5.5
1.5
1.5
2.2
2.0
2.0
2.0
V
VOUT = 0.1 V
or VCC – 0.1 V
VIL
Maximum Low Level
Input Voltage
4.5
5.5
1.5
1.5
0.8
0.8
0.8
0.8
V
VOUT = 0.1 V
or VCC – 0.1 V
VOH
Minimum High Level
Output Voltage
4.5
5.5
4.49
5.49
4.4
5.4
4.4
5.4
V
3.86
4.86
3.76
4.76
0.1
0.1
0.1
0.1
4.5
5.5
0.36
0.36
0.44
0.44
V
*VIN = VIL or VIH
IOH
– 24 mA
– 24 mA
4.5
5.5
VOL
Minimum Low Level
Output Voltage
4.5
5.5
0.001
0.001
V
V
IOUT = – 50 µA
*VIN = VIL or VIH
– 24 mA
IOH
– 24 mA
IOUT = – 50 µA
IIN
Maximum Input
Leakage Current
5.5
±0.1
±1.0
µA
VI = VCC, GND
IOZ
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC , GND
5.5
±0.5
±5.0
µA
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
∆ICCT
Additional Max. ICC/Input
5.5
1.5
mA
VI = VCC – 2.1 V
IOLD
†Minimum Dynamic
Output Current
5.5
75
mA
VOLD = 1.65 V Max
5.5
–75
mA
VOHD = 3.85 V Min
Maximum Quiescent Supply Current
5.5
80
µA
VIN = VCC or GND
IOHD
ICC
0.6
8.0
* All outputs loaded; thresholds on input associated with output under test.
† Maximum test duration 2.0 ms, one input loaded at a time.
FACT DATA
5-3
MC74AC125 MC74ACT125
AC CHARACTERISTICS
Symbol
74ACT
74ACT
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Min
Max
Min
Max
VCC*
(V)
Parameter
Unit
tPLH
Propagation Delay
Data to Output
5.0
1.0
9.0
1.0
10
ns
tPHL
Propagation Delay
Data to Output
5.0
1.0
9.0
1.0
10
ns
tPZH
Output Enable
Time
5.0
1.0
8.5
1.0
9.5
ns
tPZL
Output Enable
Time
5.0
1.0
9.5
1.0
10.5
ns
tPHZ
Output Disable
Time
5.0
1.0
9.5
1.0
10.5
ns
tPLZ
Output Disable
Time
5.0
1.0
10
1.0
10.5
ns
* Voltage Range 5.0 V is 5.0 V ±0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
45
pF
VCC = 5.0 V
FACT DATA
5-4
MC74AC125 MC74ACT125
OUTLINE DIMENSIONS
N SUFFIX
PLASTIC DIP PACKAGE
CASE 646–06
ISSUE L
14
NOTES:
1. LEADS WITHIN 0.13 (0.005) RADIUS OF TRUE
POSITION AT SEATING PLANE AT MAXIMUM
MATERIAL CONDITION.
2. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
3. DIMENSION B DOES NOT INCLUDE MOLD
FLASH.
4. ROUNDED CORNERS OPTIONAL.
8
B
1
7
A
F
DIM
A
B
C
D
F
G
H
J
K
L
M
N
L
C
J
N
H
G
D
SEATING
PLANE
K
M
D SUFFIX
PLASTIC SOIC PACKAGE
CASE 751A–03
ISSUE F
8
–B–
1
P 7 PL
0.25 (0.010)
7
G
B
M
M
R X 45 _
C
F
–T–
SEATING
PLANE
M
K
D 14 PL
0.25 (0.010)
M
T B
S
A
S
MILLIMETERS
MIN
MAX
18.16
19.56
6.10
6.60
3.69
4.69
0.38
0.53
1.02
1.78
2.54 BSC
1.32
2.41
0.20
0.38
2.92
3.43
7.62 BSC
0_
10_
0.39
1.01
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
–A–
14
INCHES
MIN
MAX
0.715
0.770
0.240
0.260
0.145
0.185
0.015
0.021
0.040
0.070
0.100 BSC
0.052
0.095
0.008
0.015
0.115
0.135
0.300 BSC
0_
10_
0.015
0.039
J
DIM
A
B
C
D
F
G
J
K
M
P
R
MILLIMETERS
MIN
MAX
8.55
8.75
3.80
4.00
1.35
1.75
0.35
0.49
0.40
1.25
1.27 BSC
0.19
0.25
0.10
0.25
0_
7_
5.80
6.20
0.25
0.50
INCHES
MIN
MAX
0.337
0.344
0.150
0.157
0.054
0.068
0.014
0.019
0.016
0.049
0.050 BSC
0.008
0.009
0.004
0.009
0_
7_
0.228
0.244
0.010
0.019
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P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447
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◊
FACT DATA
5-5
*MC74AC125/D*
MC74AC125/D