ICS651MI

Series:	ClockBlocks™
Packaging:	Tube
Part Status:	Obsolete
Type:	Fanout Buffer (Distribution)
Number of Circuits:	1
Ratio - Input:Output:	1:4
Differential - Input:Output:	No/No
Input:	Clock
Output:	Clock
Frequency - Max:	200MHz
Voltage - Supply:	1.425 V ~ 2.625 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	ICS651

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ICS651MI application field and working principle

The ICS651MI is an integrated clock management and timing buffer IC developed by IDT, designed to provide flexible clock routing solutions for a wide range of timing management applications. It is used in consumer electronics products, such as personal computers, laptops, digital televisions, set-top boxes, audio video receivers, digital video recorders, network appliances and other consumer-electronic products. ICS651MI has advantages of low power consumption and low jitter, which make it preferable over other solutions. It supports multiple clock paths, which provide the capability to synchronize multiple connected clocked devices, route clock signals from one point to another, and maintain uniform clock quality throughout the system. Moreover, it can be used in applications such as system synchronization, multimedia synchronization, data synchronization, clock buffering and distribution.

Overview

The ICS651MI provides a combination of low power consumption and low jitter that make it an ideal solution for a wide range of timing management applications. It contains three separate clock buffers that can be used in multiple clock paths, which allow designers to route clocks from one point to multiple outputs.It is designed to provide a combination of high-performance and low-energy consumption. It has a total power consumption of only 100 mW, while maintaining clock output jitter within 0.2 UI (Units Inverse), providing improved clock performance.The ICS651MI provides multiple operating modes that allow for a wide range of clock synchronization, distribution, and buffering applications, including system synchronization, multimedia synchronization, data synchronization, and clock buffering and distribution.

Features

The ICS651MI offers a number of features and advantages, including:

• Low power consumption of only 100 mW
• Low jitter of 0.2 UI
• High performance clock distribution and buffering
• Multiple clock paths with up to 6 output drivers
• Selectable drive strengths
• Selectable clock sources
• Selectable clock phase and delay
• Selectable input clock frequency
• Programmable output drive levels

Applications

The ICS651MI is suitable for a wide range of applications, such as:

• Data synchronization
• Multimedia synchronization
• Digital audio data transmission
• Digital video data transmission
• Clock buffering and distribution
• System synchronization

Working Principle

The ICS651MI features three separate clock buffers capable of distributing clock signals in multiple paths. The clock signals are routed via the programmable input selector and then passed through a phase/delay controller.Depending on the application, the clock signals can be sourced from an internal oscillator, or an external oscillator, or from a programmable reference clock. The output drive levels can also be adjusted accordingly. The buffer outputs are then fed into a programmable output driver, which is used to drive up to six clock outputs. The output buffer is also capable of driving multiple outputs with different clock frequencies.

Conclusion

The ICS651MI Timing Buffer IC is a fully integrated device that can be used for a variety of applications. It features low power consumption, low jitter, and a number of features that make it ideal for applications such as system synchronization, multimedia synchronization, data synchronization, and clock buffering and distribution. The device provides multiple clock paths, a programmable input selector, a phase/delay controller and a programmable output driver, giving designers the flexibility to customize clock routing for their applications.

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