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DG303A/BCA is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Rochester Electronics, LLC. Its product description is DUAL MARKED (M38510/11604BCA). Review the specifications below when checking this part for your BOM.
The DG303A/BCA is a TTL-compatible CMOS analog switch manufactured by Analog Devices under the Maxim Integrated brand. It features two independent SPDT switches with a maximum on-resistance of 50 ohms and low power dissipation suitable for battery-powered applications. The device supports dual supply voltages ranging from ±5V to ±18V or single supply operation. Key electrical parameters include a maximum turn-on time of 300 ns, a maximum turn-off time of 250 ns, and a maximum supply current of 500 uA. It operates within a commercial temperature range of 0°C to +70°C.
Verify manufacturer attribution carefully as this part originates from Analog Devices/Maxim Integrated. Confirm RoHS compliance status and specific lot traceability requirements before procurement. Ensure the supplier provides valid documentation regarding the component's origin and handling specifications.
Select this component for designs requiring low power consumption and fast switching speeds in commercial environments. Verify that the required operating voltage falls within the specified ±5V to ±18V range. Consider the 50-ohm on-resistance limit when designing signal paths to ensure acceptable voltage drop.
This device belongs to the DG300-DG303 family of dual and quad analog switches. It is electrically and pin-compatible with original manufacturer devices. The DG303A variant specifically denotes improved performance characteristics over standard versions while maintaining compatibility with industry-standard interfaces.
Direct substitutes include DG303AC/D and DG303BDY-E3. Verify pinout compatibility and electrical parameter alignment, particularly on-resistance and supply voltage limits, before implementing any alternative components.
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