Texas Instruments

LMK04821NKDT

LMK04821NKDT Description

The LMK04821NKDT is a high-performance clock generator and support product, designed and manufactured by Texas Instruments. This IC is a part of the PLLatinum™ series and is specifically designed to function as a jitter cleaner. With a maximum frequency of 1.54GHz, it is capable of handling a wide range of applications that require precise and stable clock signals. The LMK04821NKDT is currently in active production status and is RoHS3 compliant, making it an environmentally friendly choice for electronic designs.

LMK04821NKDT Features

• PLL Capability: The LMK04821NKDT features a Phase-Locked Loop (PLL), which allows for precise frequency control and synchronization.
• Input and Output Voltages: The IC supports a supply voltage range of 3.15V to 3.45V and can handle various input and output voltage standards, including LVCMOS, LVDS, and LVPECL.
• Differential Input/Output: The LMK04821NKDT supports differential inputs and outputs, enhancing signal integrity and reducing noise susceptibility.
• Divider/Multiplier: The device includes a divider and a multiplier, providing flexibility in frequency division and multiplication.
• Mounting Type: The IC is designed for surface mount, which is ideal for space-constrained applications.
• Package: The LMK04821NKDT is available in a 64WQFN package, suitable for high-density PCB designs.
• Moisture Sensitivity Level (MSL): Rated at level 3, the IC can withstand up to 168 hours of moisture exposure before baking is required.

LMK04821NKDT Applications

The LMK04821NKDT is ideal for applications where high-speed clock signals with low jitter are critical. Some specific use cases include:

• High-Speed Data Communications: In systems requiring high data transfer rates, such as 5G infrastructure, the LMK04821NKDT ensures stable and jitter-free clock signals.
• Advanced Networking Equipment: For routers, switches, and other networking devices that demand precise timing for synchronization.
• Telecommunication Systems: The LMK04821NKDT can be used in telecom systems where clock accuracy is essential for signal processing and transmission.
• Industrial Automation: In automation systems where precise control and synchronization of multiple devices are required.

Conclusion of LMK04821NKDT

The LMK04821NKDT from Texas Instruments stands out due to its high-frequency capabilities, low jitter performance, and versatile input/output options. Its differential input/output support and PLL functionality make it a superior choice for applications demanding high precision and reliability in clock signal generation. With its active product status and RoHS compliance, the LMK04821NKDT is a future-proof solution for a variety of high-speed electronic systems.