Part # 74LS154 datasheet

Part Manufacturer: National Semiconductor

National Semiconductor

Part Description: DM54LS154 DM74LS154 4-Line to 16-Line Decoders Demultiplexers

Part Details:

DM54LS154DM74LS154 May 1989 DM54LS154 DM74LS154 4-Line to 16-LineDecoders Demultiplexers General Description Features Each of these 4-line-to-16-line decoders utilizes TTL circuit- Y Decodes 4 binary-coded inputs into one of 16 mutually ry to decode four binary-coded inputs into one of sixteen exclusive outputs mutually exclusive outputs when both the strobe inputs G1 Y Performs the demultiplexing function by distributing data and G2 are low The demultiplexing function is performed from one input line to any one of 16 outputs by using the 4 input lines to address the output line passing Y Input clamping diodes simplify system design data from one of the strobe inputs with the other strobe Y 4-Line High fan-out low-impedance totem-pole outputs input low When either strobe input is high all outputs are Y Typical propagation delay high These demultiplexers are ideally suited for implement- 3 levels of logic 23 ns ing high-performance memory decoders All inputs are buff- Strobe 19 ns ered and input clamping diodes are provided to minimize Y Typical power dissipation 45 mW transmission-line effects and thereby simplify system de- to sign 16-Line Connection and Logic Diagrams Dual-In-Line Package DecodersDemultiplexers TL F 6394 ­ 1 Order Number DM54LS154J DM74LS154WM or DM74LS154N See NS Package Number J24A M24B or N24A TL F 6394 ­ 2 C1995 National Semiconductor Corporation TL F 6394 RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Note)If Military Aerospace specified devices are required Note The ``Absolute Maximum Ratings are those values please contact the National Semiconductor Sales beyond which the safety of the device cannot be guaran- Office Distributors for availability and specifications teed The device should not be operated at these limits The Supply Voltage

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74LS154.pdf Datasheet