CD74HCT20E vs CD74HCT27E

Product Attributes

Part Number CD74HCT20E CD74HCT27E
Manufacturer Texas Instruments Harris Corporation
Category Logic - Gates and Inverters Logic - Gates and Inverters
CD74HCT20E CD74HCT27E
Product Status Active Obsolete
Logic Type NAND Gate NOR Gate
Number of Circuits 2 3
Number of Inputs 4 3
Features - -
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V
Current - Quiescent (Max) 2 µA 2 µA
Current - Output High, Low 4mA, 4mA 4mA, 4mA
Logic Level - Low 0.8V 0.8V
Logic Level - High 2V 2V
Max Propagation Delay @ V, Max CL 28ns @ 4.5V, 50pF 23ns @ 4.5V, 50pF
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C
Mounting Type Through Hole Through Hole
Supplier Device Package 14-PDIP 14-PDIP
Package / Case 14-DIP (0.300", 7.62mm) 14-DIP (0.300", 7.62mm)