Texas Instruments

SN74AC533DBR

SN74AC533DBR Description

The SN74AC533DBR is a single 8-bit transparent latch designed for high-performance digital applications. Manufactured by Texas Instruments, this device is part of the 74AC series, known for its high-speed performance and low power consumption. The SN74AC533DBR features an 8:8 circuit configuration, providing eight independent D-type flip-flops with transparent latch functionality. It operates within a wide supply voltage range of 2V to 6V, making it suitable for various power supply environments. The device is available in a surface-mount package specifically, a 20-lead small outline package (SSOP), which is ideal for compact and space-constrained designs.

SN74AC533DBR Features

• High-Speed Performance: The SN74AC533DBR boasts a propagation delay time of only 2ns, ensuring rapid data transfer and processing capabilities. This high-speed performance is crucial for applications requiring quick data handling and minimal latency.
• Robust Power Specifications: With a supply voltage range of 2V to 6V and a maximum output current of 24mA for both high and low states, the SN74AC533DBR offers flexibility and reliability in various power supply conditions.
• Transparent Latch Functionality: The device features transparent latch functionality, allowing data to pass through the latch when the latch enable (LE) signal is active. This feature simplifies the design of data paths and reduces the need for additional control logic.
• Compliance and Reliability: The SN74AC533DBR is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited exposure to moisture without degradation.
• Surface-Mount Packaging: The 20-lead SSOP package provides a compact and reliable solution for surface-mount applications, facilitating easy integration into modern printed circuit boards (PCBs).

SN74AC533DBR Applications

The SN74AC533DBR is ideal for a wide range of applications where high-speed data latching and minimal latency are critical. Some specific use cases include:

• Data Buffering: The device can be used to buffer data in high-speed communication systems, ensuring data integrity and reducing signal degradation.
• Memory Interfaces: In memory systems, the SN74AC533DBR can be employed to temporarily store data during read/write operations, improving overall system performance.
• Digital Signal Processing: The high-speed and low-latency characteristics make it suitable for digital signal processing applications, where quick data handling is essential.
• Microcontroller Interfaces: The device can be used to interface with microcontrollers, providing temporary storage and control of data signals.

Conclusion of SN74AC533DBR

The SN74AC533DBR from Texas Instruments is a versatile and high-performance single 8-bit transparent latch. Its wide supply voltage range, high-speed performance, and transparent latch functionality make it an excellent choice for various digital applications. The device's compliance with environmental and safety standards, along with its compact surface-mount package, ensures reliability and ease of integration. While the SN74AC533DBR is now obsolete, its legacy continues to influence the design of modern digital systems, making it a valuable component for engineers and designers seeking robust and efficient data handling solutions.