SN65176B
This is the power supply voltage range of questions
Vcc of the recommended value is [4.75V (min), 5V (typ), 5.25V (max)].
This means ± 5%.
The data sheet (SLLS101F) page16 11 Power Supply Recommendations include the following description.
[Power supply should be 5V with a tolerance less than 10%]
Vcc voltage range of SN65176B What% (5%? or 10%?)
Best regards