The LP239 is obsolete and is no longer supplied.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 .
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3 V to 30 V D Ultralow Power Supply Current Drain .
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60 µA Typ D Low Input Biasing Current .
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3 nA D Low Input Offset Current .
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±0.
5 nA D Low Input Offset Voltage .
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±2 mV D Common-Mode Input Voltage Includes Ground D Output Voltage Compatible With MOS and CMOS Logic D High Output Sink-Current Capability (30 mA at VO = 2V) D Power Supply Input Reverse-Voltage Protected D Single-Power-Supply Operation D Pin-for-Pin Compatible With LM239, LM339, LM2901 D OR N PACKAGE (TOP VIEW) 1OUT 2OUT...

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