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CD74HC253MT Datasheet(PDF) 1 Page - Texas Instruments |
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CD74HC253MT Datasheet(HTML) 1 Page - Texas Instruments |
1 / 14 page 1 Data sheet acquired from Harris Semiconductor SCHS170B Features • 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 Description 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. Pinout CD74HC253, CD74HCT253 (PDIP, SOIC) TOP VIEW 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 CD74HCT253MT -55 to 125 16 Ld SOIC CD74HCT253M96 -55 to 125 16 Ld SOIC NOTE: When ordering, use the entire part number. The suffix 96 denotes tape and reel. The suffix T denotes a small-quantity reel of 250. 14 15 16 9 13 12 11 10 1 2 3 4 5 7 6 8 1OE S1 1I3 1I2 1I1 1I0 GND 1Y VCC S0 2I3 2I2 2I1 2I0 2Y 2OE November 1997 - Revised October 2003 CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. Copyright © 2003, Texas Instruments Incorporated 1 CD74HC253, CD74HCT253 High-Speed CMOS Logic Dual 4-Input Multiplexer [ /Title (CD74 HC253 , CD74 HCT25 3) /Sub- ject (High Speed CMOS Logic Dual 4-Input Multi- plexer) |
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