74HCT646U 查看數據表（PDF） - Philips Electronics

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产品描述 (功能)

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74HCT646U

Octal bus transceiver/register; 3-state

Philips Electronics 

Philips Semiconductors

Octal bus transceiver/register; 3-state

Product specification

74HC/HCT646

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

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

Fig.9 Waveforms showing the input OE to output An,Bn 3-state enable and disable times.

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

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

Fig.10 Waveforms showing the input DIR to output An, Bn 3-state enable and disable times.

September 1993

10

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