SN74AVC4T245

Gary Simbulan

Prodigy 10 points

Other Parts Discussed in Thread: SN74AVCH4T245, SN74AVC4T245

What is the functional difference between the SN74AVC4T245 and the SN74AVCH4T245

over 14 years ago

0 Hattie over 14 years ago

TI__Genius 9085 points

Hello Gary,

The H signifies that the device has 'bus Hold' circuitry. Bus hold circuitry helps solve the floating-input problem and eliminate the need for pullup and pulldown resistors.

Page 36 of the below application note goes into detail.

http://focus.ti.com/lit/an/scaa029/scaa029.pdf

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SN74AVC4T245