MC74AC20, MC74ACT20
Dual 4−Input NAND Gate
Features
•
Outputs Source/Sink 24 mA
•
′ACT20
Has TTL Compatible Inputs
•
Pb−Free Packages are Available
V
CC
14
A
1
13
B
1
12
NC
11
C
1
10
D
1
9
O
1
8
14
1
http://onsemi.com
PDIP−14
N SUFFIX
CASE 646
14
1
A
0
2
B
0
3
NC
4
C
0
5
D
0
6
O
0
7
GND
1
SOIC−14
D SUFFIX
CASE 751A
Figure 1. Pinout: 14-Lead Packages
(Top View)
PIN ASSIGNMENT
PIN
A
n
, B
n
, C
n
,
D
n
O
n
FUNCTION
Inputs
Outputs
14
1
SOEIAJ−14
M SUFFIX
CASE 965
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 4 of this data sheet.
MAXIMUM RATINGS
Rating
DC Supply Voltage (Referenced to GND)
DC Input Voltage (Referenced to GND)
DC Output Voltage (Referenced to GND)
DC Input Current, per Pin
DC Output Sink/Source Current, per Pin
DC V
CC
or GND Current per Output Pin
Storage Temperature
Symbol
V
CC
V
in
V
out
I
in
I
out
I
CC
T
stg
Value
−0.5
to
+7.0
−0.5
to
V
CC
+ 0.5
−0.5
to
V
CC
+ 0.5
±
20
±
50
±
50
−65
to
+150
Unit
V
V
V
mA
mA
mA
°C
Stresses exceeding Maximum Ratings may damage the device. Maximum
Ratings are stress ratings only. Functional operation above the Recommended
Operating Conditions is not implied. Extended exposure to stresses above the
Recommended Operating Conditions may affect device reliability.
©
Semiconductor Components Industries, LLC, 2006
October, 2006
−
Rev. 8
1
Publication Order Number:
MC74AC20/D
MC74AC20, MC74ACT20
RECOMMENDED OPERATING CONDITIONS
Symbol
V
CC
VREG
Supply Voltage
DC Regulated Power Voltage (Ref. to GND)
Input Rise and Fall Time (Note 1)
′AC
Devices except Schmitt Inputs
Input Rise and Fall Time (Note 2)
′ACT
Devices except Schmitt Inputs
Junction Temperature (PDIP)
Operating Ambient Temperature Range
Output Current
−
HIGH
Output Current
−
LOW
V
CC
@ 3.0 V
V
CC
@ 4.5 V
V
CC
@ 5.5 V
V
CC
@ 4.5 V
V
CC
@ 5.5 V
Parameter
′AC
′ACT
Min
2.0
4.5
0
−
−
−
−
−
−
−40
−
−
Typ
5.0
5.0
−
150
40
25
10
8.0
−
25
−
−
Min
6.0
5.5
V
CC
−
−
−
−
−
140
85
−24
24
ns/V
°C
°C
mA
mA
ns/V
Unit
V
V
t
r
, t
f
t
r
, t
f
T
J
T
A
I
OH
I
OL
1. V
in
from 30% to 70% V
CC
; see individual Data Sheets for devices that differ from the typical input rise and fall times.
2. V
in
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
74AC
Symbol
Parameter
V
CC
(V)
T
A
= +25°C
Typ
V
IH
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum Low Level
Output Voltage
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
V
OL
Maximum Low Level
Output Voltage
3.0
4.5
5.5
3.0
4.5
5.5
I
IN
I
OLD
I
OHD
I
CC
Maximum Input
Leakage Current
†Minimum Dynamic
Output Current
Maximum Quiescent
Supply Current
5.5
5.5
5.5
5.5
1.5
2.25
2.75
1.5
2.25
2.75
2.99
4.49
5.49
−
−
−
0.002
0.001
0.001
−
−
−
−
−
−
−
74AC
T
A
=
−40°C
to
+85°C
Unit
Conditions
Guaranteed Limits
2.1
3.15
3.85
0.9
1.35
1.65
2.9
4.4
5.4
2.56
3.86
4.86
0.1
0.1
0.1
0.36
0.36
0.36
±0.1
−
−
4.0
2.1
3.15
3.85
0.9
1.35
1.65
2.9
4.4
5.4
2.46
3.76
4.76
0.1
0.1
0.1
0.44
0.44
0.44
±1.0
75
−75
40
V
V
OUT
= 0.1 V
or V
CC
−
0.1 V
V
OUT
= 0.1 V
or V
CC
−
0.1 V
I
OUT
=
−
50
mA
V
IL
V
V
OH
V
V
*V
IN
= V
IL
or V
IH
−
12 mA
I
OH
−
24 mA
−
24 mA
I
OUT
= 50
mA
V
V
*V
IN
= V
IL
or V
IH
12 mA
I
OL
24 mA
24 mA
V
I
= V
CC
, GND
V
OLD
= 1.65 V Max
V
OHD
= 3.85 V Min
V
IN
= V
CC
or GND
mA
mA
mA
mA
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
NOTE: I
IN
and I
CC
@ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V.
http://onsemi.com
2
MC74AC20, MC74ACT20
AC CHARACTERISTICS
74AC
Symbol
Parameter
V
CC
*
(V)
Min
t
PLH
t
PHL
Propagation Delay
Propagation Delay
3.3
5.0
3.3
5.0
2.0
1.5
1.5
1.5
T
A
= +25°C
C
L
= 50 pF
Typ
6.0
5.0
5.0
4.0
Max
8.5
7.0
7.0
6.0
74AC
T
A
=
−40°C
to +85°C
C
L
= 50 pF
Min
1.5
1.0
1.0
1.0
Max
10.0
8.0
9.0
7.0
ns
ns
Unit
*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
74ACT
Symbol
Parameter
V
CC
(V)
T
A
= +25°C
Typ
V
IH
V
IL
V
OH
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
Output Voltage
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
V
OL
Maximum Low Level
Output Voltage
4.5
5.5
4.5
5.5
I
IN
DI
CCT
I
OLD
I
OHD
I
CC
Maximum Input
Leakage Current
Additional Max. I
CC
/Input
†Minimum Dynamic
Output Current
Maximum Quiescent
Supply Current
5.5
5.5
5.5
5.5
5.5
1.5
1.5
1.5
1.5
4.49
5.49
−
−
0.001
0.001
−
−
−
0.6
−
−
−
74ACT
T
A
=
−40°C
to
+85°C
Unit
Conditions
Guaranteed Limits
2.0
2.0
0.8
0.8
4.4
5.4
3.86
4.86
0.1
0.1
0.36
0.36
±0.1
−
−
−
4.0
2.0
2.0
0.8
0.8
4.4
5.4
3.76
4.76
0.1
0.1
0.44
0.44
±1.0
1.5
75
−75
40
V
V
V
V
OUT
= 0.1 V
or V
CC
−
0.1 V
V
OUT
= 0.1 V
or V
CC
−
0.1 V
I
OUT
=
−
50
mA
*V
IN
= V
IL
or V
IH
−
24 mA
I
OH
−
24 mA
I
OUT
= 50
mA
*V
IN
= V
IL
or V
IH
24 mA
I
OH
24 mA
V
I
= V
CC
, GND
V
I
= V
CC
−
2.1 V
V
OLD
= 1.65 V Max
V
OHD
= 3.85 V Min
V
IN
= V
CC
or GND
V
V
V
mA
mA
mA
mA
mA
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
http://onsemi.com
3
MC74AC20, MC74ACT20
AC CHARACTERISTICS
74ACT
Symbol
Parameter
V
CC
*
(V)
Min
t
PLH
t
PHL
Propagation Delay
Propagation Delay
5.0
5.0
2.0
2.0
T
A
= +25°C
C
L
= 50 pF
Typ
6.5
5.5
Max
9.0
9.0
74ACT
T
A
=
−40°C
to +85°C
C
L
= 50 pF
Min
1.5
1.5
Max
10.5
10.5
ns
ns
Unit
*Voltage Range 5.0 V is 5.0 V
±0.5
V.
CAPACITANCE
Symbol
C
IN
C
PD
Input Capacitance
Power Dissipation Capacitance
Parameter
Value
Typ
4.5
40
Unit
pF
pF
Test Conditions
V
CC
= 5.0 V
V
CC
= 5.0 V
ORDERING INFORMATION
Device
MC74AC20N
MC74AC20NG
MC74ACT20N
MC74ACT20NG
MC74AC20D
MC74AC20DG
MC74AC20DR2
MC74AC20DR2G
MC74ACT20D
MC74ACT20DG
MC74ACT20DR2
MC74ACT20DR2G
MC74AC20M
MC74AC20MG
MC74AC20MEL
MC74AC20MELG
Package
PDIP−14
PDIP−14
(Pb−Free)
PDIP−14
PDIP−14
(Pb−Free)
SOIC−14
SOIC−14
(Pb−Free)
SOIC−14
SOIC−14
(Pb−Free)
SOIC−14
SOIC−14
(Pb−Free)
SOIC−14
SOIC−14
(Pb−Free)
SOEIAJ−14
SOEIAJ−14
(Pb−Free)
SOEIAJ−14
SOEIAJ−14
(Pb−Free)
2000/Tape & Reel
50 Units/Rail
2500/Tape & Reel
55 Units/Rail
2500/Tape & Reel
55 Units/Rail
Shipping
†
25 Units/Rail
http://onsemi.com
4
MC74AC20, MC74ACT20
MARKING DIAGRAMS
PDIP−14
14
MC74AC20N
AWLYYWWG
1
1
14
AC20G
AWLYWW
1
14
ACT20G
AWLYWW
1
A
WL, L
YY, Y
WW, W
G
= Assembly Location
= Wafer Lot
= Year
= Work Week
= Pb−Free Package
1
74ACT20
ALYW
SOIC−14
14
74AC20
ALYW
SOEIAJ−14
14
MC74ACT20N
AWLYYWWG
1
14
http://onsemi.com
5
京公网安备 11010802033920号
EEWORLD
