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TLV1822QDDFRQ1 is listed in the Comparators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is AUTOMOTIVE, DUAL, MICROPOWER HIG. Review the specifications below when checking this part for your BOM.
The TLV1822QDDFRQ1 is an automotive-grade, dual-channel analog comparator from Texas Instruments. It features rail-to-rail inputs and open-drain outputs capable of pulling up to 40V independent of the supply voltage. The device operates on a wide supply range of 2.4V to 40V with a quiescent current of 5µA per channel. It includes a Power-On Reset (POR) function for known startup states and offers low input offset voltage and typical propagation delay of 420ns.
Verify the specific package suffix 'DDFR' against the manufacturer's latest orderable addendum to confirm pinout and thermal pad configuration. Ensure the component meets the required functional safety documentation standards if utilized in safety-critical designs. Confirm that the open-drain output requirements align with the system's pull-up voltage constraints.
Select this component when high-voltage signal interfacing is required without exceeding the comparator's supply limits. The open-drain output is suitable for logic level translation or wired-OR configurations. Consider the 5µA per channel static current for battery-operated applications requiring extended standby life.
This part belongs to the TLV18xx-Q1 family of micro-power comparators. The family provides both push-pull (TLV181x-Q1) and open-drain (TLV182x-Q1) options. The TLV1822 variant specifically integrates two channels in an 8-pin package, offering a balance between performance and space efficiency for automotive electronics.
TLV1822-Q1
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