8N4DV85AC-0079CDI

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Clock/Timing components are used in many applications, specifically in the development of devices that require precise timing and synchronization. One example of a clock-timing component is the 8N4DV85AC-0079CDI, which is a programmable timer and oscillator offering exceptional accuracy and features. This component is ideal for applications such as engine control modules, medical devices, military navigation systems, and precision instrumentation

Description of the 8N4DV85AC-0079CDI

The 8N4DV85AC-0079CDI is a programmable timer and oscillator integrated within a single component. This component can deliver long-term accuracy and stability with a number of features which make it suitable for use in a variety of application fields.

The component has an 8-pin package, and is designed to operate over a temperature range of -40°C to 85°C. It consumes very little current, making it suitable for battery-powered applications. It is a low-voltage component, with a recommended operating voltage of 1.5 V to 3.6 V.

The component offers multiple outputs, including a 32 kHz output, a selectable square-wave output, an external clock output, and a Silicon-on-Sapphire (SOS) output. The component also features two programmable counters which can be used to set the output frequency. Its programmable counters enable a wide range of clock/timing frequencies and divisions, and can be programmed using a pulse-width-modulated (PWM) programming technique.

Application Fields

The 8N4DV85AC-0079CDI is suitable for use in various applications, including:

• Engine Control Modules: The component can be used in engine control modules to precisely control the timing of engine systems. It can be used in a variety of applications, including fuel injector control and valve timing control.
• Medical Devices: The component is ideal for use in medical devices, where it can be used to ensure precise timing of equipment such as pumping systems and respirators.
• Military Navigation Systems: The component can also be used in precision military navigation systems, where its highly accurate and reliable timing features are beneficial.
• Precision Instrumentation: The component\'s flexible and accuracy features make it suitable for use in precision instrumentation, such as laboratory equipment, tuning devices, and data acquisition systems.

Working Principle

The 8N4DV85AC-0079CDI operates in a similar way to other clock/timing components. It utilizes a quartz crystal or ceramic resonator to provide an accurate timebase. The timebase is used to generate a stable clock signal and output frequencies. The component is controlled using a PWM programming technique, whereby the two programmable counters can be set to desired clock/timing frequencies and divisions. The component also utilizes a voltage-controlled oscillator (VCO) to further tune and control clock signals and frequencies.

The component has multiple outputs, allowing for the generation of different clock/timing signals and frequencies. The 32 kHz output provides a stable reference frequency and can be used to drive external timing systems. The selectable square-wave output is useful for frequency multiplication, while the external clock output can be used to drive external components. The silicon-on-sapphire (SOS) output offers exceptionally high accuracy, and can be used for frequency and phase synchronization.

Conclusion

The 8N4DV85AC-0079CDI is a highly accurate programmable timer and oscillator component offering a range of features that make it suitable for use in many application fields. Its low-voltage design and low-current consumption make it ideal for battery-powered applications, while its multiple outputs and programmable counters enable a wide range of clock/timing frequencies and divisions. The component is an ideal choice for engine control modules, medical devices, military navigation systems, and precision instrumentation.

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