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CD74HCT4066M is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC SWITCH SPST-NOX4 70OHM 14SOIC. Review the specifications below when checking this part for your BOM.
The CD74HCT4066M is a high-speed CMOS quad bilateral switch manufactured by Texas Instruments. It features four independent SPST switches in a 14-pin SOIC package. The device operates on a single supply voltage ranging from 4.5 V to 5.5 V. Key electrical parameters include a maximum on-resistance of 80 Ohms, a maximum propagation delay of 20 ns, and a maximum power supply current of 2 uA. It supports a wide operating temperature range from -55°C to +125°C.
Verify the component status as obsolete or end-of-life through official Texas Instruments channels before procurement planning. Confirm RoHS compliance and specific packaging details such as tube quantities directly with authorized distributors. Ensure that the SOIC-14 package dimensions match the target PCB footprint requirements.
Select this component when a 5V logic interface is required for analog signal switching. The HCT series compatibility allows direct interfacing with TTL logic inputs. Consider the 80 Ohm on-resistance limit for applications where signal attenuation must be minimized. Verify that the 20 ns delay meets the system timing constraints.
This part belongs to the CD74HCT4066 family of analog switches. It is functionally compatible with other 74HCT series devices but offers specific analog switching capabilities. The M suffix denotes the SOIC surface-mount package variant. It serves as a bridge between digital control logic and analog signal paths.
Public confirmed substitute part numbers are not available in the provided documentation. Consult Texas Instruments for current recommended replacements if this obsolete part is no longer sourced.
The maximum power supply voltage is 5.5 V, with a minimum of 4.5 V.
Yes, it is a quad bilateral switch, allowing signals to pass in either direction between the source and drain terminals.
The maximum power supply current is specified as 2 uA.
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