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The SN74HC4066D is a quad bilateral analog switch manufactured by Texas Instruments, utilizing high-speed CMOS technology. It features four independent single-pole single-throw (SPST) switches within a 14-pin SOIC package. The device operates on a single supply voltage ranging from 2.0 V to 6.0 V. Key electrical parameters include a maximum on-resistance of 80 Ohms and a typical on-resistance of 50 Ohms at 4.5 V. Propagation delays are specified with a maximum turn-on time of 20 ns and a maximum turn-off time of 30 ns. The component supports an operating temperature range from -40°C to +85°C.
Verify the specific manufacturer datasheet for the SN74HC4066D to confirm current production status and environmental compliance details. Ensure that the SOIC-14 package dimensions match the target PCB footprint requirements before finalizing procurement decisions.
Select this component when a quad SPST analog switch is required with CMOS logic compatibility. Consider the 80 Ohm maximum on-resistance limit for signal integrity requirements. Verify that the 2.0 V to 6.0 V supply voltage range aligns with the system power architecture.
This part belongs to the SN74HC series of high-speed CMOS logic devices produced by Texas Instruments. The HC series is designed to offer performance similar to LS-TTL but with lower power consumption. The 4066 variant specifically provides analog switching capabilities rather than digital logic functions.
Publicly confirmed substitute part numbers for the SN74HC4066D were not identified in the provided source material.