CD74HCT253

Data sheet acquired from Harris Semiconductor SCHS170B November 1997 - Revised October 2003 CD74HC253, CD74HCT253 High-Speed CMOS Logic Dual 4-Input Multiplexer [ /Title (CD74 HC253 , CD74 HCT25 3) /Subject (High Speed CMOS Logic Dual 4-Input Multiplexer) Features Description Common Select Inputs Separate Output-Enable Inputs Three-State Outputs Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads Wide Operating Temperature Range . . . -55oC to 125oC Balanced Propagation Delay and Transition Times Significant Power Reduction Compared to LSTTL Logic ICs HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V HCT Types - 4.5V to 5.5V Operation - Direct LSTTL Input Logic Compatibility, VIL= 0.8V (Max), VIH = 2V (Min) - CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH The CD74HC253 and CD74HCT253 are dual 4-to-1 line selector/multiplexers having three-state outputs. One of four sources for each section is selected by the common select inputs, S0 and S1. When the output enable (1OE, 2OE) is HIGH, the output is in the high-impedance state. Ordering Information PART NUMBER TEMP. RANGE (oC) PACKAGE CD74HC253E -55 to 125 16 Ld PDIP CD74HC253M -55 to 125 16 Ld SOIC CD74HC253MT -55 to 125 16 Ld SOIC CD74HC253M96 -55 to 125 16 Ld SOIC CD74HCT253E -55 to 125 16 Ld PDIP CD74HCT253M -55 to 125 16 Ld SOIC CD74...