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SM843256KA-TR

SM843256KA-TR Description

The SM843256KA-TR is a highly integrated clock/frequency synthesizer, fanout distribution, and multiplexer IC designed by Microchip Technology. This obsolete yet versatile device is part of the RotaryWave™ series and is packaged in a 24-TSSOP surface-mount format, making it suitable for space-constrained applications. It operates within a supply voltage range of 2.375V to 3.465V and is capable of generating LVPECL outputs with a maximum frequency of 625MHz. The SM843256KA-TR features a phase-locked loop (PLL) with a bypass option, allowing for flexible operation modes. It accepts crystal inputs and offers a 1:6 input-to-output ratio, making it ideal for applications requiring multiple synchronized clock signals. The device is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met. With a moisture sensitivity level (MSL) of 3 (168 hours), it is suitable for standard manufacturing processes. The SM843256KA-TR is available in tape and reel (TR) packaging, facilitating automated assembly processes.

SM843256KA-TR Features

• Integrated PLL with Bypass: The SM843256KA-TR incorporates a PLL with a bypass option, providing flexibility in operation modes. This feature allows for precise frequency control and the ability to switch between PLL and direct input modes as needed.
• LVPECL Output Capability: The device supports LVPECL output, ensuring high-speed signal transmission with minimal distortion. This makes it suitable for high-frequency applications where signal integrity is critical.
• Wide Supply Voltage Range: Operating within a supply voltage range of 2.375V to 3.465V, the SM843256KA-TR offers compatibility with various power supply configurations, enhancing its versatility in different system designs.
• High-Frequency Performance: With a maximum frequency of 625MHz, the SM843256KA-TR is capable of meeting the demands of high-speed clocking applications, ensuring reliable performance in demanding environments.
• Crystal Input: The device accepts crystal inputs, providing a stable and accurate reference for the PLL, which is essential for maintaining precise timing in digital systems.
• 1:6 Input-to-Output Ratio: The SM843256KA-TR offers a 1:6 input-to-output ratio, enabling the generation of multiple synchronized clock signals from a single input. This feature is particularly useful in systems requiring multiple clock domains.
• Environmental Compliance: The SM843256KA-TR is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards. This compliance is crucial for applications in environmentally sensitive markets.
• Surface-Mount Packaging: The 24-TSSOP surface-mount package makes the SM843256KA-TR suitable for compact and high-density PCB designs, facilitating integration into modern electronic systems.

SM843256KA-TR Applications

The SM843256KA-TR is ideal for a variety of applications requiring high-frequency clocking and signal distribution. Some specific use cases include:

• Telecommunications: In base stations and communication equipment, the SM843256KA-TR can provide multiple synchronized clock signals for various components, ensuring precise timing and synchronization.
• Networking: For network switches and routers, the device can generate high-frequency clock signals required for data transmission and processing, enhancing system performance and reliability.
• Consumer Electronics: In devices such as high-definition televisions and gaming consoles, the SM843256KA-TR can supply multiple clock signals for various subsystems, improving overall system performance and synchronization.
• Industrial Automation: In industrial control systems, the SM843256KA-TR can provide stable and accurate clock signals for microcontrollers, sensors, and other components, ensuring reliable operation in harsh environments.

Conclusion of SM843256KA-TR

The SM843256KA-TR is a versatile and high-performance clock/frequency synthesizer, fanout distribution, and multiplexer IC designed to meet the demands of modern electronic systems. Its wide supply voltage range, LVPECL output capability, and high-frequency performance make it suitable for a variety of applications requiring precise timing and signal distribution. The integrated PLL with bypass option, crystal input, and 1:6 input-to-output ratio provide flexibility and precision, ensuring reliable operation in demanding environments. With its surface-mount packaging and environmental compliance, the SM843256KA-TR is an ideal choice for designers seeking a robust and versatile clocking solution.