- SN74LS27NS
- Texas Instruments
- NOR Gate 3-Element 3-IN Bipolar 14-Pin SOP
- SN74LS27NSR
- Texas Instruments
- IC GATE NOR TRIPPLE 3INP 14SOP - SN74LS27NSR
- SN74LS27NSRE4
- Texas Instruments
- IC TRPL 3-IN POS-NOR GATE 14-SOP - SN74LS27NSRE4
- SN74LS27NSRG4
- Texas Instruments
- IC TRPL 3-IN POS-NOR GATE 14-SO - SN74LS27NSRG4