The LP239 is obsolete and is no longer supplied.
LP239, LP339, LP2901 LOWĆPOWER QUAD DIFFERENTIAL COMPARATORS
SLCS004B − OCTOBER 1987 − REVISED SEPTEMBER 2004
D Wide Supply-Voltage Range . . . 3 V to 30 V D Ultralow Power Supply Current
Drain . . . 60 µA Typ
D Low Input Biasing Current . . . 3 nA D Low Input Offset Current . . . ±0.5 nA D Low Input Offset ...
