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The MC74HC4053ADTG is a discontinued triple single-pole double-throw (SPDT) analog multiplexer/demultiplexer manufactured by onsemi. It utilizes silicon-gate CMOS technology to provide fast switching speeds and low ON resistance. The device features three independent switches, each capable of connecting one of two analog inputs or outputs to a common terminal. It operates with a digital supply voltage range of 2.0 V to 6.0 V and an analog power supply range of 2.0 V to 12.0 V. The component is housed in a TSSOP-16 package and supports an operating temperature range from -55°C to +125°C.
This part number is officially marked as discontinued in the latest datasheet revision dated July 15, 2026. Verification of current availability requires direct consultation with onsemi representatives or authorized distributors, as standard inventory channels may no longer stock this specific item. Designers should initiate replacement strategies immediately.
Select this component only if legacy compatibility with the HC4053A logic family is required. Verify that the TSSOP-16 package dimensions fit the target PCB layout. Ensure the application does not exceed the maximum ratings for DC current or power dissipation specified in the datasheet. Confirm that the analog signal levels remain within the defined VCC and VEE supply boundaries.
The MC74HC4053ADTG belongs to the MC74HC405xA series of analog multiplexers. It shares pinout compatibility with older metal-gate devices like the MC14053AB. The 'DTG' suffix indicates a TSSOP-16 package with lead-free composition. This series is designed for general-purpose analog switching where low distortion and high bandwidth are necessary.
Direct substitutes include MC74HC4053ADR2G and MC74HC4053ADTR2G from onsemi. Other manufacturers offer equivalent parts such as the SN74LV4053ANSR from Texas Instruments. Verify pinout and electrical specifications before substitution.