74AHCT377 Ver la hoja de datos (PDF) - NXP Semiconductors.

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Fabricante

74AHCT377

Octal D-type flip-flop with data enable; positive-edge trigger

NXP Semiconductors. 

NXP Semiconductors

11. Waveforms

74AHC377; 74AHCT377

Octal D-type flip-flop with data enable; positive-edge trigger

VI

CP input

GND

VOH

Qn output

VOL

1/ fmax

VM

tW

t PHL

VM

t PLH

001aac426

Fig 6.

Measurement points are given in Table 8.

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

Clock pulse width, maximum frequency and input to output propagation delays

VCC

E input

GND

VCC

Dn input

GND

VCC

CP input

GND

VM

th

tsu

VM

tsu

th

VM

th

tsu

tW

mna609

Fig 7.

Measurement points are given in Table 8.

The shaded areas indicate when the input is permitted to change for predictable output performance.

Data set-up and hold times

Table 8. Measurement points

Type

74AHC377

74AHCT377

Input

VM

0.5 × VCC

1.5 V

Output

VM

0.5 × VCC

0.5 × VCC

74AHC_AHCT377_2

Product data sheet

Rev. 02 — 12 June 2008

© NXP B.V. 2008. All rights reserved.

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