74HCT643 datasheet(6/6 Pages) PHILIPS

Nome de Peças	74HCT643

Descrição Electrónicos	Octal bus transceiver; 3-state; true/inverting

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Fabricante Electrônico	PHILIPS [NXP Semiconductors]

Página de início	http://www.nxp.com

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6 / 6 page

December 1990

6

Philips Semiconductors

Product speciﬁcation

Octal bus transceiver; 3-state;

true/inverting

74HC/HCT643

AC WAVEFORMS

Fig.5

Waveforms showing the input (An) to output

(Bn) propagation delays and the output

transition times.

(1)

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

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

Fig.6

Waveforms showing the input (Bn) to

output (An) propagation delays and the

output transition times.

(1)

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

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

Fig.7 Waveforms showing the 3-state enable and

disable times for OE and DIR inputs.

(1)

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

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

PACKAGE OUTLINES

See

“74HC/HCT/HCU/HCMOS Logic Package Outlines”.

Nº de peça semelhante - 74HCT643

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