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MC74VHCT257ADTR2 Datasheet(PDF) 3 Page - ON Semiconductor |
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MC74VHCT257ADTR2 Datasheet(HTML) 3 Page - ON Semiconductor |
3 / 8 page MC74VHCT257A http://onsemi.com 3 MAXIMUM RATINGS (Note 1.) Symbol Parameter Value Unit VCC Positive DC Supply Voltage –0.5 to +7.0 V VIN Digital Input Voltage –0.5 to +7.0 V VOUT DC Output Voltage Output in 3–State High or Low State –0.5 to +7.0 –0.5 to VCC +0.5 V IIK Input Diode Current –20 mA IOK Output Diode Current $20 mA IOUT DC Output Current, per Pin $25 mA ICC DC Supply Current, VCC and GND Pins $75 mA PD Power Dissipation in Still Air SOIC Package TSSOP 200 180 mW TSTG Storage Temperature Range –65 to +150 °C VESD ESD Withstand Voltage Human Body Model (Note 2.) Machine Model (Note 3.) Charged Device Model (Note 4.) >2000 >200 >2000 V ILATCH–UP Latch–Up Performance Above VCC and Below GND at 125°C (Note 5.) $300 mA qJA Thermal Resistance, Junction to Ambient SOIC Package TSSOP 143 164 °C/W 1. Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended Operating Conditions. 2. Tested to EIA/JESD22–A114–A 3. Tested to EIA/JESD22–A115–A 4. Tested to JESD22–C101–A 5. Tested to EIA/JESD78 RECOMMENDED OPERATING CONDITIONS Symbol Characteristics Min Max Unit VCC DC Supply Voltage 4.5 5.5 V VIN DC Input Voltage 0 5.5 V VOUT DC Output Voltage 0 VCC V TA Operating Temperature Range, all Package Types –55 125 °C tr, tf Input Rise or Fall Time VCC = 5.0 V + 0.5 V 0 20 ns/V DEVICE JUNCTION TEMPERATURE VERSUS TIME TO 0.1% BOND FAILURES Junction Temperature °C Time, Hours Time, Years 80 1,032,200 117.8 90 419,300 47.9 100 178,700 20.4 110 79,600 9.4 120 37,000 4.2 130 17,800 2.0 140 8,900 1.0 1 1 10 100 1000 TIME, YEARS FAILURE RATE OF PLASTIC = CERAMIC UNTIL INTERMETALLICS OCCUR Figure 4. Failure Rate vs. Time Junction Temperature |
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