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74F573 Scheda tecnica(PDF) 5 Page - NXP Semiconductors |
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74F573 Scheda tecnica(HTML) 5 Page - NXP Semiconductors |
5 / 14 page Philips Semiconductors Product specification 74F573/74F574 Latch/flip-flop 1989 Oct 16 5 FUNCTION TABLE – 74F574 INPUTS INTERNAL OUTPUTS OPERATING MODES OE CP Dn REGISTER Q0 – Q7 OPERATING MODES L L ↑ ↑ l h L H L H Load and read register L ↑ X NC NC Hold H ↑ Dn Dn Z Disable outputs H = High voltage level h = High voltage level one setup time prior to the Low-to-High clock transition L = Low voltage level l = Low voltage level one setup time prior to the Low-to-High clock transition NC= No change X = Don’t care Z = High impedance “off” state ↑ = Low-to-High clock transition ↑ = Not a Low-to-High clock transition 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 +5.0 mA VOUT Voltage applied to output in High output state –0.5 to +VCC V IOUT Current applied to output in Low output state 48 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 IOH High-level output current –3 mA IOL Low-level output current 24 mA Tamb Operating free-air temperature range 0 70 °C |
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