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The APX339TSG-13 is a quad low voltage rail-to-rail input comparator manufactured by Diodes Incorporated. It operates within a supply voltage range of 2.5V to 5.5V and supports an industrial temperature range from -40°C to +85°C. The device features open drain outputs capable of interfacing with various logic families through pull-up resistors. Key electrical characteristics include a maximum propagation delay of 700ns, an input offset voltage of up to 7mV, and a typical supply current of 300µA for all four channels.
Verify the component authenticity against Diodes Incorporated datasheet specifications before integration. Confirm that the TSSOP-14L package dimensions match your PCB footprint requirements. Ensure the operating environment remains within the specified -40°C to +85°C temperature range to maintain guaranteed performance parameters.
Select this component when a quad comparator solution is required for space-constrained portable designs. The rail-to-rail input capability ensures compatibility with signals near the supply rails. The open drain output simplifies interface design with different logic voltage levels without requiring additional level shifting circuitry.
This part belongs to the APX393/APX339 series of low voltage comparators. While the APX393 offers a dual-channel configuration in 8-pin packages, the APX339 provides four channels in a single 14-pin TSSOP package. Both share identical electrical characteristics and are designed to minimize cost, space, and power consumption in modern electronic systems.
Direct substitutes within the same family include the APX393 for dual-channel applications. Verify pinout compatibility if replacing with other quad comparators from different manufacturers. Ensure replacement parts support the same 2.5V to 5.5V supply voltage range and industrial temperature specifications.
The input common mode voltage range extends from V- plus 0.2V to V+ minus 0.2V.
The device features open drain outputs that require an external pull-up resistor connected to the desired logic supply voltage.
The maximum propagation delay is 700ns at an input overdrive of 10mV.