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74F543 数据表(PDF) 6 Page - NXP Semiconductors |
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74F543 数据表(HTML) 6 Page - NXP Semiconductors |
6 / 16 page Philips Semiconductors Product specification 74F543, 74F544 Octal registered transceivers 1994 Dec 5 6 ABSOLUTE MAXIMUM RATINGS (Operation beyond the limits set forth in this table may impair the useful life of the device. Unless otherwise noted these limits are over the operating free-air temperature range.) SYMBOL PARAMETER RATING UNIT VCC Supply voltage -0.5 to +7.0 V VIN Input voltage -0.5 to +7.0 V IIN Input current -30 to +5 mA VOUT Voltage applied to output in High output state -0.5 to +5.5 V IO Current applied to output in Low output state A0 - A7, A0 - A7 48 mA IOUT Current applied to output in Low output state B0 - B7, B0 - B7 128 mA Tamb Operating free-air temperature range 0 to +70 °C TSTG Storage temperature -65 to +150 °C RECOMMENDED OPERATING CONDITIONS SYMBOL PARAMETER LIMITS UNIT SYMBOL PARAMETER MIN NOM MAX UNIT VCC Supply voltage 4.5 5.0 5.5 V VIH High-level input voltage 2.0 V VIL Low-level input voltage 0.8 V IIK Input clamp current -18 mA IO High level output current A0 - A7, A0 - A7 -3 mA IOH High-level output current B0 - B7, B0 - B7 -15 mA IO Low level output current A0 - A7, A0 - A7 24 mA IOL Low-level output current B0 - B7, B0 - B7 64 mA Tamb Operating free-air temperature range -0 +70 °C |
类似零件编号 - 74F543 |
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类似说明 - 74F543 |
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