74HC7404 Ver la hoja de datos (PDF) - Philips Electronics

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componentes Descripción

Fabricante

74HC7404

5-Bit x 64-word FIFO register; 3-state

Philips Electronics 

Philips Semiconductors

5-Bit x 64-word FIFO register; 3-state

Product specification

74HC/HCT7404

handbook, full pagewidth

Dn INPUT

SI INPUT

VM (1)

t su

th

VM (1)

t su

th

MGA657

(1) HC : VM = 50%; VI = GND to VCC.

HCT : VM = 1.3 V; VI = GND to 3 V.

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

Fig.14 Waveforms showing hold and set-up times for Dn input to SI input.

handbook, full pagewidth

SO INPUT

VM (1)

t PLH

t PHL

Qn OUTPUT

MGA664

t TLH

VM (1)

t THL

(1) HC : VM = 50%; VI = GND to VCC.

HCT : VM = 1.3 V; VI = GND to 3 V.

Fig.15 Waveforms showing SO input to Qn output propagation delays and output transition time.

handbook, halfpage

MR INPUT

VM (1)

t rem

SI INPUT

VM (1)

(1) HC : VM = 50%; VI = GND to VCC.

HCT : VM = 1.3 V; VI = GND to 3 V.

MGA665

Fig.16 Waveform showing the MR input to SI input removal time.

September 1993

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