74LS293
4-bit Binary Counters (Hitachi Semiconductor)
74LS293
4-BIT BINARY COUNTER (Motorola)
74LS293
DECADE COUNTER (ON Semiconductor)
74LS295
LSTTL Type 4-Bit Bidirectional Universal Shift Register (TW)
74LS298
LOW POWER SCHOTTKY (ON Semiconductor)
74LS298
Quad 2-Port Register Multiplexer (Fairchild Semiconductor)
74LS298
Quadruple 2-input Multiplexers (Hitachi Semiconductor)
74LS298
QUAD 2-INPUT MULTIPLEXER (Motorola)
74LS299
8-Input Universal Shift/Storage Register (Fairchild Semiconductor)
74LS20
Dual 4-Input NAND Gate (Fairchild Semiconductor)