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MC74AC244DWR2 数据表(PDF) 2 Page - ON Semiconductor |
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MC74AC244DWR2 数据表(HTML) 2 Page - ON Semiconductor |
2 / 9 page MC74AC244, MC74ACT244 http://onsemi.com 2 MAXIMUM RATINGS Symbol Parameter Value Unit VCC DC Supply Voltage (Referenced to GND) −0.5 to +7.0 V VIN DC Input Voltage (Referenced to GND) −0.5 to VCC +0.5 V VOUT DC Output Voltage (Referenced to GND) −0.5 to VCC +0.5 V IIN DC Input Current, per Pin ±20 mA IOUT DC Output Sink/Source Current, per Pin ±50 mA ICC DC VCC or GND Current per Output Pin ±50 mA Tstg Storage Temperature −65 to +150 °C Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. RECOMMENDED OPERATING CONDITIONS Symbol Parameter Min Typ Max Unit VCC Supply Voltage ′AC 2.0 5.0 6.0 V ′ACT 4.5 5.0 5.5 VIN, VOUT DC Input Voltage, Output Voltage (Ref. to GND) 0 − VCC V tr, tf Input Rise and Fall Time (Note 1) ′AC Devices except Schmitt Inputs VCC @ 3.0 V − 150 − VCC @ 4.5 V − 40 − ns/V VCC @ 5.5 V − 25 − tr, tf Input Rise and Fall Time (Note 2) ′ACT Devices except Schmitt Inputs VCC @ 4.5 V − 10 − ns/V VCC @ 5.5 V − 8.0 − TJ Junction Temperature (PDIP) − − 140 °C TA Operating Ambient Temperature Range −40 25 85 °C IOH Output Current − High − − −24 mA IOL Output Current − Low − − 24 mA 1. VIN from 30% to 70% VCC; see individual Data Sheets for devices that differ from the typical input rise and fall times. 2. VIN from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times. |
类似零件编号 - MC74AC244DWR2 |
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类似说明 - MC74AC244DWR2 |
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