8N4SV75KC-0154CDI8

Series:	FemtoClock® NG
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	VCXO
Count:	--
Frequency:	50MHz
Voltage - Supply:	3.135 V ~ 3.465 V
Current - Supply:	140mA
Operating Temperature:	-40°C ~ 85°C
Package / Case:	6-CLCC
Supplier Device Package:	6-CLCC (7x5)
Mounting Type:	Surface Mount
Base Part Number:	IDT8N4SV75KC

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Programmable Timers and Oscillators 8N4SV75KC-0154CDI8

Programmable timers and oscillators are becoming increasingly important in numerous applications ranging from automotive, telecommunications, and medical systems to more complex and integrated industrial controls. The 8N4SV75KC-0154CDI8 is a clock/timing integrated circuit (IC) designed to provide a programmable timer or oscillator in a range of applications, providing clean, consistent and robust timing and synchronization.

8N4SV75KC-0154CDI8 Features

The 8N4SV75KC-0154CDI8, manufactured by Cirrus Logic, is a LVCMOS oscillator with a wide frequency range (3.3V to 28MHz) and an impressive list of features. These include:

• Flexible operation with a built-in oscillator register for programming any frequency from 1Hz to 28MHz in addition to offering multiple control interfaces and enabling/disabling functionality.
• Integrated output buffer providing low jitter, clean switching of the output signal.
• High-power supply rejection ratio and low-jitter output.
• A multi-tap power-down mode enabling the user to select one of three power-down thresholds.
• Improved reliability with an onboard temperature compensation circuit.
• Various packages and pin configurations.

Application Fields

The 8N4SV75KC-0154CDI8 lends itself to a wide range of applications. It is ideally suited to dynamic clocking in communications applications, namely LAN, DSL, and PON applications, where reliable, low-jitter performance is imperative.This device can also form the basis of digital video displays for high-definition video formats, making it well suited for video and audio applications such as digital TVs and set-top boxes. In addition, it can be used in industrial instrumentation, including high-speed data acquisition systems and other similar devices. The 8N4SV75KC-0154CDI8 also finds uses in medical devices such as MRI and CAT scanners, monitors and in automation equipment.

Working Principle

The basic principle of operation of the 8N4SV75KC-0154CDI8 is as follows. The device works in either a programmable timer or oscillator mode. The device is enabled or disabled by a control input that sets a logic high or low state on the device. This logic high or low will enable or disable the device, respectively. When the device is enabled, its output frequency is determined by the programmed frequency. The device can be programmed to generate any frequency from 1Hz to 28MHz, depending on the clock configuration selected.The 8N4SV75KC-0154CDI8 also provides a multi-tap power-down mode that enables the user to select one of three power-down thresholds. This feature allows the user to reduce power consumption during periods of inactivity or low utilization.The 8N4SV75KC-0154CDI8 features an on-board temperature compensation circuit to ensure reliable operation of the device in high temperature environments. This ensures that the device can operate reliably in a wide range of temperatures and minimize operation drift over time.The 8N4SV75KC-0154CDI8 is housed in a small package with a choice of several pin configurations to enable easy mounting and connection to other devices. The device also features an internal output buffer that helps to reduce jitter and ensure a clean, consistent output signal.

Conclusion

The 8N4SV75KC-0154CDI8 is a versatile and reliable programmable timer or oscillator ideal for a range of applications. This device, with its wide frequency range (3.3V to 28MHz), integrated output buffer for reducing jitter, multi-tap power-down mode, built-in temperature compensation circuit, and choice of pin configurations, is the perfect choice for dynamic clocking, digital video and audio applications, industrial instrumentation, and medical device applications.

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