AD654JNZ/+ - Product Overview

Basic Information

• Category: Integrated Circuit (IC)
• Use: Voltage-to-Frequency Converter
• Characteristics:
  • Converts an analog voltage input into a corresponding frequency output
  • Operates over a wide range of supply voltages
  • Low power consumption
  • Small package size
• Package: DIP (Dual Inline Package)
• Essence: Conversion of voltage to frequency
• Packaging/Quantity: Available in tubes or reels, quantity depends on supplier

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Frequency Output Range: 1Hz to 500kHz
• Temperature Range: -40°C to +85°C
• Input Voltage Range: 0V to VCC
• Accuracy: ±3% (typical)

Detailed Pin Configuration

The AD654JNZ/+ has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Analog Voltage Input | | 2 | GND | Ground | | 3 | VCC | Supply Voltage | | 4 | FOUT | Frequency Output | | 5 | NC | No Connection |

Functional Features

• Converts an analog voltage input into a corresponding frequency output
• Linear relationship between input voltage and output frequency
• Wide operating voltage range allows for flexibility in various applications
• Low power consumption makes it suitable for battery-powered devices
• Small package size enables space-saving designs

Advantages

• Simple and straightforward voltage-to-frequency conversion
• High linearity and accuracy in converting voltage to frequency
• Wide supply voltage range enhances versatility
• Low power consumption extends battery life
• Compact package size facilitates integration into various systems

Disadvantages

• Limited frequency output range compared to some other voltage-to-frequency converters
• Accuracy may be affected by temperature variations
• Requires an external resistor and capacitor for operation

Working Principles

The AD654JNZ/+ operates based on the principle of charge balancing. The input voltage is integrated over a fixed period, and the resulting charge is used to discharge a capacitor. The frequency of this discharge determines the output frequency, which is directly proportional to the input voltage.

Detailed Application Field Plans

The AD654JNZ/+ finds applications in various fields, including: 1. Industrial automation: Voltage-to-frequency conversion for control systems 2. Instrumentation: Signal conditioning and measurement devices 3. Communication systems: Frequency modulation and demodulation circuits 4. Automotive electronics: Speed sensing and engine control systems 5. Medical equipment: Biomedical signal processing and monitoring

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AD654JNZ/+ include: - AD650: Voltage-to-Frequency Converter with improved linearity - LM331: Precision Voltage-to-Frequency Converter - XR4151: Voltage-to-Frequency Converter with built-in oscillator

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