Found 8 alternatives for LS7166A by LSI/CSI. Logic Counters Dividers — 20-DIP (0.300", 7.62mm).
IC SYNC UP/DN BINARY CNTR 20-DIP
IC COUNTER BIN 4BIT SYNCH 20-DIP
IC COUNTER SYNCH 4BIT U/D 20-DIP
14-STAGE BINARY COUNTER
14-STAGE BINARY COUNTER WITH OSC
BUS TRANSCEIVER
IC DUAL 16-BIT BIN CNTRS 20-DIP
IC BIN CNTR W/INPUT-REG 20-DIP