74HCT273D 查看數據表（PDF） - Philips Electronics

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74HCT273D

Octal D-type flip-flop with reset; positive-edge trigger

Philips Electronics 

NXP Semiconductors

11. Waveforms

74HC273; 74HCT273

Octal D-type flip-flop with reset; positive-edge trigger

VI

CP input

GND

VOH

Qn output

VOL

1/ fmax

VM

VM

tW

tW

t PHL

90%

VM

10%

tTHL

t PLH

tTLH

001aae062

Fig 7.

Measurement points are given in Table 8.

VOL and VOH are typical voltage output levels that occur with the output load.

Propagation delay clock input (CP) to output (Qn), clock (CP) pulse width, output transition time and the

maximum clock pulse frequency

VI

MR input

GND

VI

CP input

GND

VOH

Qn output

VOL

VM

tW

trec

tPHL

VM

VM

mna464

Fig 8.

Measurement points are given in Table 8.

VOL and VOH are typical voltage output levels that occur with the output load.

Propagation delay master reset (MR) to output (Qn), pulse width master reset (MR) and recovery time

master reset (MR) to clock (CP)

74HC_HCT273

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 4 — 10 June 2013

© NXP B.V. 2013. All rights reserved.

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