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How do I know what each pin represents in a Spice model of an op-amp in OrCAD?

The link you provide shows .subckt code which (mostly) matches the accompanying image of the opamp's internal schematic. I'll duplicate both for clarity and ...
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How do I know what each pin represents in a Spice model of an op-amp in OrCAD?

The model you linked has this line: - .Subckt opamp 4 5 8 1 11 And, if I look at similar op-amp models that I use, the pin order in my models are this: - ...
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How to increase digital input pins of Arduino using 74HC574

If you can only use 74HC574n parts, and you know how to do it with 74HC595 parts ... 74HC574n is 8 D FFs with a common clock. 74HC595 is a serial-in, parallel out register. Use one 74HC574n to make a ...
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