An op-amp has three terminals: two input terminals and one output terminal. In addition, it has two power supply pins that are required for it to operate.
Number
Parameter
Description
1
VIN-
Inverting Input Voltage
2
VIN+
Non-Inverting Input Voltage
3
VOUT
Output Voltage
4
VDD
Positive Supply
5
VSS
Negative Supply
(VIN+ - VIN-) = Differential Input Voltage
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