LM2901 Quad Voltage Comparator IC
Price: $0.55
Datasheet:
LM2901 Quad, Low-Power, Low-Offset Voltage Comparator
Compatible with the LM139, LM239, LM339, and the LM3302.
DIP-14
LM2901 Quad, Low-Power, Low-Offset Voltage Comparator
Compatible with the LM139, LM239, LM339, and the LM3302.
DIP-14