SL74HCT163 Overview
SL74HCT163 Presettable Counters High-Performance Silicon-Gate CMOS The SL74HCT163 is identical in pinout to the LS/ALS163. The SL74HCT163 may be used as a level converter for interfacing TTL or NMOS outputs to High Speed CMOS inputs. The SL74HCT163 is programmable 4-bit synchronous counter that.