the sn74lv8154 is a dual 16-bit binary counter with 3-state output registers designed for 2-v to 5.5-v vcc operation....
Enhanced Product Dual 16-Bit Binary Counter With 3-State Output Registers 20-TSSOP -55 to 125

Enhanced Product Dual 16-Bit Binary Counter With 3-State Output Registers 20-TSSOP -55 to 125
Dual 16-Bit Binary Counters with 3-State Output egisters 20-PDIP -40 to 85