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SN54ALS21A - Dual 4-Input Positive-AND Gate

Download the SN54ALS21A datasheet PDF (SN54AS21 included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for dual 4-input positive-and gate.

Description

These devices contain two independent 4-input positive-AND gates.

B C

D or Y = A + B + C + D in positive logic.

55°

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SN54AS21-etcTI.pdf) that lists specifications for multiple related part numbers.

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Full PDF Text Transcription

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SN54ALS21A, SN54AS21, SN74ALS21A, SN74AS21 DUAL 4ĆINPUT POSITIVEĆAND GATES • Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs description These devices contain two independent 4-input positive-AND gates. They perform the Boolean functions Y = A • B • C • D or Y = A + B + C + D in positive logic. The SN54ALS21A and SN54AS21 are characterized for operation over the full military temperature range of − 55°C to 125°C. The SN74ALS21A and SN74AS21 are characterized for operation from 0°C to 70°C.
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