Use this LM2901AVQPWRQ1 comparator circuit from Texas Instruments to interface with digital logic circuits and easily compare between two input signals. It has an open collector output. Its typical dual supply voltage is ±3|±5|±9|±12|±15 V, with a minimum of ±1 V and maximum of ±18 V. This comparator has a temperature range of -40 °C to 125 °C. This device utilizes bipolar technology. This device uses one or two power supplies. It has 4 channels per chip.
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