Other Parts Discussed in Thread: SN74LV8151, SN74HCT244
The SN74ABT2244A has a typical hysteresis specification of 100mV at 25C form the SCBS106E datasheet. This is specified along with the output specifications rather than the input specifications where it would normally be specified. Please confirm that the Vhys specification does in fact apply to the input Vih & Vil logic levels.