AD558JN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Analog-to-Digital Converter (ADC)
• Characteristics: High precision, low power consumption
• Package: DIP-16 (Dual In-line Package with 16 pins)
• Essence: Converts analog signals to digital data
• Packaging/Quantity: Available in tubes of 25 units

Specifications

• Resolution: 8 bits
• Conversion Time: 100 µs
• Input Voltage Range: 0V to 5V
• Supply Voltage: ±5V to ±18V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AD558JN has a total of 16 pins arranged as follows:

```

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| | 1| VREF OUT VCC |16 2| AGND DGND |15 3| WR DB7 |14 4| A0 DB6 |13 5| A1 DB5 |12 6| A2 DB4 |11 7| A3 DB3 |10 8| A4 DB2 |9 |_________________| ```

Functional Features

• High accuracy conversion from analog to digital signals
• Low power consumption for energy-efficient operation
• Wide input voltage range allows for versatile applications
• Fast conversion time ensures real-time data acquisition
• Easy integration into existing electronic systems

Advantages and Disadvantages

Advantages

• High precision conversion results
• Low power consumption extends battery life
• Versatile input voltage range accommodates various signal sources
• Compact package size for space-constrained designs
• Fast conversion time enables real-time monitoring

Disadvantages

• Limited resolution of 8 bits may not be suitable for applications requiring higher precision
• Requires external voltage reference for accurate conversions
• Not suitable for high-speed applications due to relatively slow conversion time

Working Principles

The AD558JN is an analog-to-digital converter that operates by sampling and quantizing analog signals into discrete digital values. It utilizes a successive approximation algorithm to determine the digital output corresponding to the input voltage. The internal circuitry compares the input voltage with a reference voltage and iteratively adjusts the digital output until the best match is achieved.

Application Field Plans

The AD558JN can be used in various applications, including:

1. Industrial automation: Monitoring and control systems that require precise measurement of analog signals.
2. Data acquisition: Converting real-world physical quantities into digital data for analysis and processing.
3. Instrumentation: Measuring instruments such as multimeters and oscilloscopes that require accurate analog-to-digital conversion.
4. Sensor interfaces: Converting sensor outputs into digital data for further processing or transmission.
5. Communication systems: Analog signal digitization for efficient transmission and processing in communication networks.

Alternative Models

• AD558JD: Similar specifications but available in a different package (SOIC-16).
• AD559JN: Analog-to-digital converter with additional digital-to-analog conversion capabilities.
• AD7476: Higher resolution (12-bit) ADC with similar characteristics and pin configuration.

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