74ACT253 National Semiconductor, 74ACT253 Datasheet
74ACT253
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74ACT253 Summary of contents
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... TRI-STATE ® registered trademark of National Semiconductor Corporation. FACT ® registered trademark of Fairchild Semiconductor Corporation. © 1998 National Semiconductor Corporation DS100285 Outputs ® n Multifunction capability n Noninverting TRI-STATE outputs n Outputs source/sink ’ACT253 has TTL-compatible inputs n Standard Military Drawing (SMD) — ...
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Connection Diagrams Pin Assignment for DIP and Flatpak DS100285-3 Functional Description The ’AC/’ACT253 contains two identical 4-input multiplexers with TRI-STATE outputs. They select two bits from four sources selected by common Select inputs (S 4-input multiplexers have individual Output Enable ...
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Logic Diagram Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays. 3 DS100285-5 www.national.com ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage ( Input Diode Current ( −0. 0. Input Voltage ( Output Diode Current ( −0. 0.5V ...
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DC Characteristics for ’AC Family Devices Symbol Parameter (Note 3) I Minimum Dynamic OLD I Output Current OHD I Maximum Quiescent CC Supply Current Note 2: All outputs loaded; thresholds on input associated with output under test. Note 3: Maximum ...
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AC Electrical Characteristics Symbol Parameter t Propagation Delay PLH Propagation Delay PHL Propagation Delay PLH Propagation Delay PHL ...
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Physical Dimensions inches (millimeters) unless otherwise noted 20 Terminal Ceramic Leadless Chip Carrier (L) 16 Lead Ceramic Dual-In-Line Package (D) NS Package Number E20A NS Package Number J16A 7 www.national.com ...
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... National Semiconductor Asia Pacific Customer Fax: +49 (0) 1 80-530 85 86 Response Group Email: europe.support@nsc.com Tel: 65-2544466 Fax: 65-2504466 Tel: +49 (0) 1 80-532 78 32 Email: sea.support@nsc.com Tel: +49 (0) 1 80-534 16 80 National Semiconductor Japan Ltd. Tel: 81-3-5620-6175 Fax: 81-3-5620-6179 ...