LittleBits (TLB-650-0074) Double And Logic Educational On/Off 2-input Module

10PCS SN74HCT00N PDIP-14 Logic Gates Quad 2-Input

17Pcs CD74HCT21E PDIP-14 Logic Gates Dual 4-Input

15Pcs SN74HC21N PDIP-14 Logic Gates Dual 4-Input Pos

10Pcs SN74LV20APW TSSOP-14 Logic Gates Dual 4-Input Positive-NAND Gate

9Pcs SN74LS21NSR SO-14 Logic Gates Dual 4-input Positive-AND Gates

10Pcs SN74ACT86D SOIC-14 Logic Gates Quad 2 Input

5Pcs SN74ALS20AN PDIP-14 Logic Gates Dual 4-Input Positive-NAND gates