MC74AC20, MC74ACT20
Dual 4-Input NAND Gate
• Outputs Source/Sink 24 mA
• ′ACT20 Has TTL Compatible Inputs
V
A
B
NC
11
C
D
O
1
CC
1
1
1
1
http://onsemi.com
14
13
12
10
9
8
PDIP–14
N SUFFIX
CASE 646
14
1
SO–14
D SUFFIX
CASE 751A
1
2
3
4
5
6
7
14
1
A
0
B
0
NC
C
0
D
0
O
0
GND
Figure 1. Pinout: 14-Lead Packages
TSSOP–14
DT SUFFIX
CASE 948G
14
(Top View)
1
PIN ASSIGNMENT
EIAJ–14
M SUFFIX
CASE 965
PIN
FUNCTION
14
A , B , C ,
Inputs
n
n
n
D
1
n
O
Outputs
n
ORDERING INFORMATION
Device
Package
PDIP–14
PDIP–14
SOIC–14
Shipping
MAXIMUM RATINGS*
Rating
MC74AC20N
MC74ACT20N
MC74AC20D
MC74AC20DR2
25 Units/Rail
25 Units/Rail
55 Units/Rail
Symbol
Value
Unit
DC Supply Voltage (Referenced to GND)
V
CC
–0.5 to
+7.0
V
SOIC–14 2500 Tape & Reel
SOIC–14 55 Units/Rail
SOIC–14 2500 Tape & Reel
TSSOP–14 96 Units/Rail
TSSOP–14 2500 Tape & Reel
TSSOP–14 96 Units/Rail
DC Input Voltage (Referenced to GND)
DC Output Voltage (Referenced to GND)
V
–0.5 to
V
V
in
V
CC
+ 0.5
MC74ACT20D
MC74ACT20DR2
MC74AC20DT
MC74AC20DTR2
MC74ACT20DT
V
out
–0.5 to
V
CC
+ 0.5
DC Input Current, per Pin
I
± 20
mA
mA
mA
°C
in
DC Output Sink/Source Current, per Pin
I
± 50
± 50
out
CC
DC V or GND Current per Output Pin
I
CC
Storage Temperature
T
stg
–65 to
+150
MC74ACT20DTR2 TSSOP–14 2500 Tape & Reel
MC74AC20M
EIAJ–14
50 Units/Rail
*Maximum Ratings are those values beyond which damage to the device may
occur. Functional operation should be restricted to the Recommended Oper-
ating Conditions.
MC74AC20MEL
MC74ACT20MEL
EIAJ–14 2000 Tape & Reel
EIAJ–14 2000 Tape & Reel
DEVICE MARKING INFORMATION
See general marking information in the device marking
section on page 5 of this data sheet.
Semiconductor Components Industries, LLC, 2002
1
Publication Order Number:
July, 2002 – Rev. 6
MC74AC20/D