Here's a table listing all the details for the 1A pin:
Table
Pin Number
Pin Name
Function
1
1A
Input to the inverter
This table references the structure of the SN74LS04DR, a hex inverter IC, where "1A" denotes the first input pin for one of the six inverters present in the IC. The function of this pin is to serve as an input for the inverter logic, where it receives a digital signal to be inverted.
syam
copilot
Table