8N3DV85LC-0183CDI

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The 8N3DV85LC-0183CDI programmable timer/oscillator is a versatile, programmable timer/oscillator integrated circuit designed to offer high speed, reliable operation in a wide range of timing and frequency control applications. The chip offers an integrated solution that eliminates the need for external components and provides a fully programmable device with an output frequency up to 6 MHz.

Overview

The 8N3DV85LC-0183CDI is a programmable timer/oscillator that features three operating modes: positive edge-triggered, one-shot pulse generation; pulse-width modulation (PWM) and frequency modulation (FM). The programmable timer/oscillator is a single-chip multi-function device with an integrated 8-bit counter, 4-bit prescaler, digital output and an integrated voltage controlled oscillator (VCO). The 8N3DV85LC-0183CDI provides an integrated solution for telephone and other frequency and timing control systems, and provides a new level of cost and performance efficiency for a wide range of applications, ranging from home and industrial automation, medical and telecommunications to digital instrumentation.

Application Field

The 8N3DV85LC-0183CDI offers a variety of features and performance characteristics making it a perfect solution for many applications including:

• Telephone and telecommunication systems
• Data acquisition and communications systems
• Medical equipment
• Industrial instrumentation
• Control systems/automation
• Inter-processor communications
• At home automation
• Digital audio

Working Principle

The 8N3DV85LC-0183CDI is based on a high speed digital process which uses a voltage controlled oscillator (VCO) and a four-bit prescaler to generate a square wave with variable pulse lengths. The wide range of output frequencies can be precisely programmed by setting the appropriate values of the four-bit prescaler, with a maximum output frequency of 6 MHz. The 8N3DV85LC-0183CDI provides three operating modes – positive edge-triggered one-shot pulse generation, PWM and FM. The chip also features a 8-bit counter, so it can be used to count the number of cycles in an output signal.

Conclusion

The 8N3DV85LC-0183CDI is an ideal choice for a wide range of applications including home and industrial automation, medical and telecommunications, and digital instrumentation. The device offers a variety of features, including high speed, reliable operation, programmability and an integrated solution which eliminates the need for external components. It also offers independent positive edge-triggered, one-shot pulse generation, PWM and FM operating modes, and an integrated 8-bit counter for counting the number of cycles in an output signal. All of these features make the 8N3DV85LC-0183CDI an ideal programmable timer/oscillator for many clock/timing tasks.

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