MM74HC251M vs MM74HCT251M

Product Attributes

Part Number MM74HC251M MM74HCT251M
Manufacturer Fairchild Semiconductor National Semiconductor
Category Logic - Signal Switches, Multiplexers, Decoders Logic - Signal Switches, Multiplexers, Decoders
MM74HC251M MM74HCT251M
Product Status Obsolete Active
Type Multiplexer Multiplexer
Circuit 1 x 8:1 1 x 8:1
Independent Circuits 1 1
Current - Output High, Low 5.2mA, 5.2mA 4mA, 4mA
Voltage Supply Source Single Supply Single Supply
Voltage - Supply 2V ~ 6V 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C -55°C ~ 125°C
Mounting Type Surface Mount Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC 16-SOIC