TC74VHC161,163F/FN/FT TOSHIBA CMOS Digital Integra.
Toshiba
TC74VHC163FT - SYNCHROMOUS PRESETTABLE 4-BIT COUNTER
TC74VHC161,163F/FN/FT TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74VHC161F, TC74VHC161FN, TC74VHC161FT TC74VHC163F, TC74VHC163FN, TC.