SN74LS670N
Manufacturers：
Texas Instruments
Description：
IC 4X4 REG FILE TRI-ST 16-DIP
SN74LS670NE4
Manufacturers：
Texas Instruments
Description：
IC 4X4 REG FILE TRI-ST 16-DIP
SN74LS670NSR
Manufacturers：
Texas Instruments
Description：
IC 4X4 REGISTER FILE 3ST 16SO