CSPU877ABVG8

Ratio - Input:Output:	1:10
Base Part Number:	IDTCSPU877
Supplier Device Package:	56-CABGA (4.5x7.0)
Package / Case:	56-VFBGA
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply:	1.7 V ~ 1.9 V
Frequency - Max:	340MHz
Differential - Input:Output:	Yes/Yes
Series:	--
Number of Circuits:	1
Output:	Clock
Input:	Clock
Main Purpose:	Memory, DDR2, SDRAM
PLL:	Yes
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The CSPU877ABVG8 is an industrial-grade, dual-channel, high-performance clock synthesizer, or a clock signal generator, used for applications related to timing or clock. It has gained popularity due to its high precision and low power consumption, which make it well-suited for industrial applications.

Clock/Timing - Application Specific

In clock/timing - application specific, CSPU877ABVG8 is a versatile, fully integrated dual-channel clock signal generator. It is encompassed in a 10-pin SOIC package that is capable of continuously generating stable and reliable low-noise clock signals over a wide input frequency range.The main features of CSPU877ABVG8 include high precision and ultra-low jitter, high stability and frequency agility, wide operating temperature range, and low power consumption. It can be used for networking, communication, industrial automation, and automotive applications that require reliable timing in their operations.

Application Field

CSPU877ABVG8 can be used in a wide range of industrial applications. It has wide temperature range that allows it to be used in temperature-sensitive industrial environments. It is especially suited for applications that require fast and reliable timing, such as data networks, industrial automation, and automotive electronics. For example, in industrial automation applications, CSPU877ABVG8 can generate programmable clock signals with the desired frequency, jitter and stability needed to properly operate the system. The ability of the unit to deliver stable clock signals over extreme temperature ranges makes it suitable for these demanding applications. The low jitter capability of CSPU877ABVG8 allows it to be used in applications where timing accuracy is critical, such as networking and communication systems. The unit can provide accurate, low-noise clock signals when used in these applications.Furthermore, CSPU877ABVG8 is also well-suited for use in automotive applications. It can be used to generate a range of low-voltage, high-frequency signals required by automotive electronics, such as vehicle infotainment and electronic cabin control systems.

Working Principle

The CSPU877ABVG8 clock synchronizer is based on a VCO, or a voltage-controlled oscillator, that is designed to respond to an input signal to generate a clock signal of the desired frequency. The input signal can come from an external source such as an external crystal oscillator or a phase-locked loop circuit. The VCO exchanges information with the clock synthesizer via a phase-detector circuit. The phase-detector compares the frequency of the signal received by the clock synthesizer to the desired frequency. This helps the clock synthesizer to adjust to changes in the input frequency and accurately generate clock signal of the desired frequency.To maintain high stability, the CSPU877ABVG8 utilizes both a voltage-controlled oscillator (VCO) and a temperature-compensated crystal oscillator (TCXO). This helps the clock synthesizer to maintain a stable clock output even in extreme temperature conditions that can significantly affect the output frequency of the clock signal. Furthermore, the unit also incorporates a low-noise power management system that is designed to reduce power consumption and maintain stability regardless of voltage fluctuations.

Conclusion

The CSPU877ABVG8 is a high-performance, dual-channel, clock signal generator designed for industrial applications requiring reliable timing solutions. It is capable of generating a range of clock signals with high precision, low jitter, and ultra-low power consumption. Its wide operating temperature range makes it suitable for temperature-sensitive applications. The device is ideally suited for networking and communication systems, industrial automation, and automotive electronics. The CSPU877ABVG8 operates using a VCO and a TCXO. The VCO compares the concept frequency of the input signal to the desired clock signal frequency, while the TCXO helps to maintain stability and accuracy in extreme temperature conditions. The device is also equipped with a low-noise power management system to reduce power consumption and maintain stability. The CSPU877ABVG8 is a versatile, reliable, and highly efficient clock signal generator, making it an ideal choice for industrial application requiring efficient timing solutions.

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