SN54ALS21A, SN54AS21, SN74ALS21A, SN74AS21 DUAL 4.
Texas Instruments
SN74AS21 - Dual 4-Input Positive-AND Gate
SN54ALS21A, SN54AS21, SN74ALS21A, SN74AS21 DUAL 4ĆINPUT POSITIVEĆAND GATES • Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip.
