SN74LVT573DW

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The SN74LVT573DW is a low-voltage, high-performance 5-bit D-type transparent latch designed for asynchronous communication at speeds up to 100MHz. The latch provides a logic-level output that can be used as a data input for a wide range of applications. The latch may be driven with logic levels at any of the TTL compatible voltages: +3.3, +2.5, +1.8, +1.5, and +1.2V. The latch utilizes the advanced CMOS process, which offers low power consumption, high reliability, and improved performance.

Features

• 5-bit D-type transparent latch

• Latch enables: one common enable for all latches. Disable time: less than 8ns

• Outputs are TTL-compatible over the full VCC range 1.2V-3.6V for VCC=3.6V

• Typical propagation delays of 5ns (VCC=3.3V)

• Low power consumption: – 10-µA Max Icc

• High-impedance inputs: TTL high, low, or undriven

• Short-circuit protection

• Q output function of master-slave operation

• Operating temperature range: –40 to +85℃

Application field

The SN74LVT573DW is an ideal device for a wide variety of applications. It is widely used in high-speed asynchronous communication, including DSP/microprocessor/ microcontroller applications, as well as in hand-held communication devices and computer peripherals such as hard disks and modems. It is also used in other high-speed applications such as memory interface, automation control, etc. It can also be used to initiate re-timing control signals for the clock renewal in video systems.

Working principle

The SN74LVT573DW latch is made up of five separate 5-bit transparent latches with a common enable input. The latch operates in two states, with the enable (E) input controlling the state. When the enable input is low, the outputs are \'locked\' to the inputs and no changes can occur on the output. When the enable input is high, the outputs change to follow their respective inputs, setting the state of the latch. With its reliable CMOS process, the SN74LVT573DW can provide data transfer rates up to 100MHz with low power consumption. The device also offers improved noise immunity, short-circuit protection, and a wide operating temperature range.

Conclusion

The SN74LVT573DW is a 5-bit D-type transparent latch designed for asynchronous communication. It is a low-voltage, high-performance device that offers low power consumption, high reliability, and improved performance. It is widely used in a variety of applications, from high-speed asynchronous communication to control signals for video systems. In addition, it provides short-circuit protection and a wide operating temperature range.

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