Dual 4ĆInput NAND Gate
• Outputs Source/Sink 24 mA
• ′ACT20 Has TTL Compatible Inputs
Pinout: 14-Lead Packages (Top View)
VCC A1 B1 NC C1 D1 O1
14 13 12 11 10 9 8
1234567
A0 B0 NC C0 D0 O0 GND
PIN NAMES
An, Bn, Cn, Dn
On
Inputs
Outputs
MC74AC20
MC74ACT20
DUAL 4-INPUT
NAND GATE
14
1
N SUFFIX
CASE 646-06
PLASTIC PACKAGE
D SUFFIX
CASE 751A-03
PLASTIC PACKAGE
MAXIMUM RATINGS*
Symbol
Parameter
Value
Unit
VCC
Vin
Vout
Iin
Iout
ICC
Tstg
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 VCC or GND Current per Output Pin
Storage Temperature
–0.5 to +7.0
V
–0.5 to VCC + 0.5
V
–0.5 to VCC + 0.5
V
± 20
mA
± 50
mA
± 50
mA
–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