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CD74HC240M Datasheet(PDF) 1 Page - Texas Instruments |
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CD74HC240M Datasheet(HTML) 1 Page - Texas Instruments |
1 / 8 page 1 Data sheet acquired from Harris Semiconductor SCHS167 Features • CD74HC/HCT240 Inverting • CD74HC/HCT241 Non-Inverting • CD74HC/HCT244 Non-Inverting • Typical Propagation Delay = 8ns at VCC = 5V, CL = 15pF, TA = 25 oC for HC240 • Three-State Outputs • Buffered Inputs • High-Current Bus Driver 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 Pinout CD74HC240, CD74HCT240, CD74HC241, CD74HCT241, CD74HC244, CD74HCT244 (PDIP, SOIC) TOP VIEW 11 12 13 14 15 16 17 18 20 19 10 9 8 7 6 5 4 3 2 1 1OE 1A0 2Y3 1A1 2Y2 1A2 1A3 2Y1 2Y0 GND VCC 1Y0 2A3 1Y1 2OE (241) 2A2 1Y2 2A1 1Y3 2A0 241 244 240 VCC 1Y0 2A3 1Y1 2OE (240, 244) 2A2 1Y2 2A1 1Y3 2A0 1OE 1A0 2Y3 1A1 2Y2 1A2 1A3 2Y1 2Y0 GND 241 244 240 November 1997 CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures. Copyright © Harris Corporation 1997 CD74HC240, CD74HCT240, CD74HC241, CD74HCT241, CD74HC244, CD74HCT244 High Speed CMOS Logic Octal Buffer/Line Drivers, Three-State File Number 1656.1 [ /Title (CD74 HC240 , CD74 HCT24 0, CD74 HC241 , CD74 HCT24 1, CD74 HC244 , CD74 |
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