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The SN74ACT533NS is an octal transparent D-type latch with 3-state outputs manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and features TTL-compatible inputs. The device provides high drive capability with low-level output currents of 24 mA and high-level output currents of -24 mA. Propagation delay is specified at 10.5 ns. It is housed in a 20-pin Small Outline Package (SOP) and supports surface-mount installation.
Verify the package type matches the required SOP-20 footprint. Confirm the suffix 'NS' indicates the specific tape-and-reel or tube packaging variant intended for your assembly process. Ensure the operating temperature range meets system requirements, as industrial variants may differ from commercial grades. Cross-reference the manufacturer part number with official datasheets to confirm pinout compatibility before integration.
Select this component when designing systems requiring eight-bit parallel data storage with tri-state output control. It is suitable for applications needing TTL input compatibility and moderate speed performance. Consider the SOP-20 package constraints for PCB layout. Evaluate power consumption and thermal dissipation capabilities relative to the expected load conditions on the three-state outputs.
This component belongs to the Texas Instruments SN74ACT series of advanced CMOS logic devices. The ACT series combines the speed of Schottky TTL with low power consumption typical of CMOS technology. The SN74ACT533 specifically addresses needs for wide-width latching with bus isolation capabilities in digital logic designs.
Public confirmed substitute part numbers are not available in the provided documentation.