(PDF) IN74LS157 Datasheet - Quad 2-1 Data Selector/Multiplexer

Número de pieza	IN74LS157
Descripción	Quad 2-1 Data Selector/Multiplexer
Fabricantes	IK Semiconductor
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No Preview Available ! Quad 2-Input Data Selector/Multiplexer TECHNICAL DATA IN74LS157 This monolitic data selector/multiplexer contains inverters and drivers to supply full on-chip data selection to the four output gates. A separate strobe input is provided. A 4-bit word is selected from one of two sources and is routed to the four outputs. The LS157 has the same functions and pin connections as the LS257 but the latter is provided with 3-state outputs. • Buffered Inputs and Outputs • Common Strobe/Select input for all 4 circuits ORDERING INFORMATION IN74LS157N Plastic IN74LS157D SOIC TA =0° to 70° C for all packages LOGIC DIAGRAM PIN ASSIGNMENT PIN 16 =VCC PIN 8 = GND www.datasheet4u.com FUNCTION TABLE Inputs Outputs Output Enable Select Y0-Y3 H XL L L A0-A3 L H B0-B3 X=don’t care A0-A3,B0-B3=the levels of the respective Data-Word Inputs 1 1 page

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PDF IN74LS157 Data sheet ( Hoja de datos )