SN74HC244-Q1: question about PSPICE

Jay wang

Intellectual 1811 points

Part Number: SN74HC244-Q1

Hi expert

whether do other customers feedback the SN74HC244-Q1 SPICE model have some issue?

when customer make OE high, BUT output is LOW, not Z.

pls check.

7 months ago

0 Malcolm Lyn 7 months ago

TI__Genius 14200 points

Hi Jay,

The output is still high Z. When OE is high, no current flows through or from the Y pin, which is what high impedance indicates. The voltage level being low is fine, high Z does not have a defined voltage level.

Best,

Malcolm

0 Jay wang 7 months ago in reply to Malcolm Lyn

TI__Intellectual 1811 points

thank you

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SN74HC244-Q1: question about PSPICE