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54ACTQ543FMQBL Datasheet(PDF) 5 Page - National Semiconductor (TI) |
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54ACTQ543FMQBL Datasheet(HTML) 5 Page - National Semiconductor (TI) |
5 / 10 page DC Characteristics for ’ACTQ Family Devices (Continued) 54ACTQ Symbol Parameter V CC T A = Units Conditions (V) −55˚C to +125˚C Guaranteed Limits V OLP Quiet Output 5.0 1.5 V (Notes 6, 7) Maximum Dynamic V OL V OLV Quiet Output 5.0 −1.2 V (Notes 6, 7) Minimum Dynamic V OL Note 3: Maximum of 8 outputs loaded; thresholds on input associated with output under test. Note 4: Maximum test duration 2.0 ms, one output loaded at a time. Note 5: ICC for 54ACTQ @ 25˚C is identical to 74ACTQ@ 25˚C. Note 6: Plastic DIP package. Note 7: Max number of outputs defined as (n). (n−1) Data Inputs are driven 0V to 3V, one output @ GND. Note 8: Max number of Data Inputs (n) switching. (n–1) Inputs switching 0V to 3V (’ACTQ). Input-under-test switching: 3V to threshold (VILD), 0V to threshold (VIHD), f = 1 MHz. AC Electrical Characteristics 54ACTQ Fig. No. V CC (V) (Note 9) T A = −55˚C Symbol Parameter to +125˚C Units C L = 50 pF Min Max t PLH Propagation Delay t PHL Transparent Mode 5.0 2.0 9.5 ns Figure 4 A n to Bn or Bn to An t PLH Propagation Delay Figure 4 t PHL LEBA, LEAB 5.0 2.0 11.0 ns to A n,Bn t PZH Output Enable Time Figure 6 t PZL OEBA or OEAB to A n or Bn 5.0 1.5 13.0 ns CEBA or CEAB to A n or Bn t PHZ Output Disable Time Figure 6 t PLZ OEBA or OEAB to A n or Bn 5.0 1.5 9.0 ns CEBA or CEAB to A n or Bn Note 9: Voltage Range 5.0 is 5.0V ±0.5V AC Operating Requirements 54ACTQ Fig. No. V CC (V) (Note 10) T A = −55˚C Symbol Parameter to +125˚C Units C L = 50 pF Guaranteed Minimum t s Setup Time, HIGH or LOW 5.0 3.0 ns Figure 7 A n or Bn to LEBA or LEAB t h Hold Time, HIGH or LOW 5.0 1.5 ns Figure 7 A n or Bn to LEBA or LEAB t w Latch Enable 5.0 4.0 ns Figure 5 Pulse Width, LOW Note 10: Voltage Range 5.0 is 5.0V ±0.5V www.national.com 5 |
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