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Electronic component partname: HD74LS21 HD74LS21 description: Dual 4-input AND Gates Manufacturer: HIT Temperature range: Min: - | Max: - Chip package & pins: DP-14 (Pins: N/A) Datasheet file format: PDF (Requires Adobe Acrobat Reader) HD74LS21 datasheet size: 43Kb Download HD74LS21 datasheet: HD74LS21.PDF |