MC74AC20, MC74ACT20
Dual 4-Input NAND Gate
HighPerformance SiliconGate CMOS
Features
Outputs Source/Sink 24 mA
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ACT20 Has TTL Compatible Inputs
MARKING
These are PbFree Devices
DIAGRAM
14
V A B NC C D O
CC 1 1 1 1 1
SOIC14
xxx20G
14 13 12 11 10 9 8
D SUFFIX
AWLYWW
CASE 751A
14
1
1
xxx = AC or ACT
A = Assembly Location
WL = Wafer Lot
132 4 56 7
Y = Year
WW = Work Week
A B NC C D O GND
0 0 0 0 0
G = PbFree Package
Figure 1. Pinout: 14-Lead Packages
(Top View)
ORDERING INFORMATION
See detailed ordering and shipping information in the package
PIN ASSIGNMENT dimensions section on page 5 of this data sheet.
PIN FUNCTION
A , B , C , Inputs
n n n
D
n
O Outputs
n
Semiconductor Components Industries, LLC, 2015
1 Publication Order Number:
January, 2015 Rev. 9 MC74AC20/DMC74AC20, MC74ACT20
MAXIMUM RATINGS
Symbol Parameter Value Unit
V DC Supply Voltage 0.5 to 7.0 V
CC
V DC Input Voltage 0.5 V V 0.5 V
I I CC
V DC Output Voltage (Note 1) 0.5 V V 0.5 V
O O CC
I DC Input Diode Current 20 mA
IK
I DC Output Diode Current 50 mA
OK
I DC Output Sink/Source Current 50 mA
O
I DC Supply Current per Output Pin 50 mA
CC
I DC Ground Current per Output Pin 50 mA
GND
T Storage Temperature Range 65 to 150 C
STG
T Lead temperature, 1 mm from Case for 10 Seconds 260 C
L
T Junction temperature under Bias 150 C
J
Thermal Resistance (Note 2) 125 C/W
JA
P Power Dissipation in Still Air at 85C 125 mW
D
MSL Moisture Sensitivity Level 1
F Flammability Rating Oxygen Index: 30% 35% UL 94 V0 @ 0.125 in
R
V ESD Withstand Voltage Human Body Model (Note 3) > 2000 V
ESD
Machine Model (Note 4) > 200
Charged Device Model (Note 5) > 1000
I LatchUp Performance Above V and Below GND at 85C (Note 6) 100 mA
LatchUp CC
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. I absolute maximum rating must be observed.
O
2. The package thermal impedance is calculated in accordance with JESD517.
3. Tested to EIA/JESD22A114A.
4. Tested to EIA/JESD22A115A.
5. Tested to JESD22C101A.
6. Tested to EIA/JESD78.
RECOMMENDED OPERATING CONDITIONS
Symbol Parameter Min Typ Min Unit
AC 2.0 5.0 6.0
V Supply Voltage V
CC
ACT 4.5 5.0 5.5
VREG DC Regulated Power Voltage (Ref. to GND) 0 V V
CC
V @ 3.0 V 150
CC
Input Rise and Fall Time (Note 1)
t , t V @ 4.5 V 40 ns/V
r f CC
AC Devices except Schmitt Inputs
V @ 5.5 V 25
CC
V @ 4.5 V 10
CC
Input Rise and Fall Time (Note 2)
t , t ns/V
r f
ACT Devices except Schmitt Inputs
V @ 5.5 V 8.0
CC
T Junction Temperature (PDIP) 140 C
J
T Operating Ambient Temperature Range 40 25 85 C
A
I Output Current HIGH 24 mA
OH
I Output Current LOW 24 mA
OL
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond
the Recommended Operating Ranges limits may affect device reliability.
1. V from 30% to 70% V ; see individual Data Sheets for devices that differ from the typical input rise and fall times.
in CC
2. V from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times.
in
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