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The SN74AHC1G02HDCKR is a single 2-input positive-NOR gate from the Texas Instruments AHC logic family. It operates within a supply voltage range of 2 V to 5.5 V and features Schmitt trigger inputs for tolerance against slow rise and fall times. The device provides ±8 mA output drive at 5 V and achieves a maximum propagation delay of 6.5 ns at 5 V. It is housed in a DCK (SC-70, 5) package.
Verify the specific ordering suffix 'HDCKR' against the official TI Package Option Addendum. Standard production variants utilize the 'DCKR' suffix for SC-70 packages. Confirm that the 'H' designation does not indicate a non-standard or obsolete configuration before procurement.
Select this component for applications requiring down-voltage translation where inputs accept voltages up to 5.5 V regardless of the valid VCC level. The low drive strength and slow edge rates are suitable for bus interface applications to minimize overshoot and undershoot.
This part belongs to the SN74AHC1G02 series of single-function gates. The standard commercial version is available in DBV, DCK, and DRL packages. Automotive qualified versions exist under the SN74AHC1G02-Q1 designation.
Standard equivalents include SN74AHC1G02DCKR and SN74AHC1G02DBVR. Verify pinout compatibility and electrical specifications when substituting.