- 74LS641DW
- 74LS641N
- 74LS641NS
- 74LS641NS-SMD(JP SIZETR)88
- 74LS642
- 74LS6421DW
- 74LS6421N
- 74LS642N
- 74LS642NS
- 74LS643
- 74ls6431n
- 74ls643dw
- 74LS643N
- 74LS644
- 74LS6441JS
- 74LS6441N
- 74LS644DW
- 74LS645
- 74LS645(SMDSN74LS645DW)D/C92
- 74LS645-1
- 74LS645-1D
- 74LS6451N
- 74LS645-1N
- 74LS645N
- 74LS645P
- 74LS646
- 74LS646(SMDSN74LS646SG)D/C91
- 74LS646JS
- 74LS646N
- 74LS646NT
- 74LS646NT DIP
- 74ls647dw
- 74ls647nt
- 74LS648
- 74LS648NT
- 74ls649dw
- 74LS65
- 74ls651dw
- 74LS652
- 74ls652ant
- 74LS652NS
- 74LS652NT
- 74LS653
- 74LS656
- 74LS656(SMDT74LS656BM1)D/C92
- 74LS656AD
- 74LS656B
- 74LS656N
- 74LS668
- 74LS668N
- 74LS668P
- 74LS669
- 74LS669(SN74LS669N) D/C92
- 74LS669N
- 74LS669P
- 74LS67
- 74LS670
- 74LS670 D/C85
- 74LS670B1
- 74LS670D
- 74LS670DC
- 74LS670J
- 74LS670M
- 74LS670N
- 74LS670NS
- 74LS670NSR
- 74LS670P
- 74LS670PC
- 74LS671
- 74ls671dw
- 74LS672
- 74ls672dw
- 74ls672n
- 74LS673
- 74LS673N
- 74LS674
- 74LS674N
- 74LS68
- 74LS681N
- 74LS682
- 74LS682(SMDSN74LS682DW)D/C93
- 74LS682N
- 74LS682NS
- 74LS683N
- 74LS684
- 74LS684(SN74LS684N) D/C94
- 74ls684dw
- 74LS684DWR
- 74LS684M
- 74LS684M(SMDJP SIZE) D/C99
- 74LS684N
- 74LS685
- 74LS685(SN74LS685N) D/C82
- 74LS685(SN74LS685N) D/C93
- 74LS685N
- 74LS686
- 74LS686NDS
- 74LS686NT
- 74LS687
- 74LS688