74LS194

74LS194 4-bit Bi-directional Shift Register  Package: 16-pin DIP

74LS221

74LS221 Dual Monostable Multi-vibrator Schmitt Trigger Inputs

74LS240

74LS240 OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS.

74LS244

74LS244 Octal Buffers/Line Drivers with 3-STATE Outputs.

74LS251

74LS251 8-Channel Multiplexer data selectors/multiplexers contain full on-chip binary decoding to select one-of-eigh…

74S163

74 S 163 high speed 4-Bit Binary Counters  Package: 16-pin DIP