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SN54LS42 - ONE-OF-TEN DECODER

Description

The LS42 decoder accepts four active HIGH BCD inputs and provides ten mutually exclusive active LOW outputs, as shown by logic symbol or diagram.

The active LOW outputs facilitate addressing other MSI units with LOW input enables.

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Other Datasheets by Motorola Semiconductor (now NXP Semiconductors)

Part Number Description
SN54LS40 DUAL 4-INPUT NAND BUFFER
SN54LS47 BCD TO 7-SEGMENT DECODER/DRIVER
SN54LS48 BCD TO 7-SEGMENT DECODER
SN54LS490 DUAL DECADE COUNTER
SN54LS00 QUAD 2-INPUT NAND GATE

Full PDF Text Transcription

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SN54/74LS42 ONE-OF-TEN DECODER The LSTTL / MSI SN54 / 74LS42 is a Multipurpose Decoder designed to accept four BCD inputs and provide ten mutually exclusive outputs. The LS42 is fabricated with the Schottky barrier diode process for high speed and is completely compatible with all Motorola TTL families. ONE-OF-TEN DECODER LOW POWER SCHOTTKY • • • • Multifunction Capability Mutually Exclusive Outputs Demultiplexing Capability Input Clamp Diodes Limit High Speed Termination Effects CONNECTION DIAGRAM DIP (TOP VIEW) VCC 16 A0 15 A1 14 A2 13 A3 12 9 11 8 10 7 9 NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual In-Line Package.
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