Manufacturer Part Number
AD7703ANZ
Manufacturer
Analog Devices
Introduction
The AD7703ANZ is a high-performance analog to digital converter (ADC) designed for data acquisition applications. This model is encased in a 20-DIP package and utilizes sigma-delta architecture, optimized for accuracy and precision in measurement.
Product Features and Performance
20-bit resolution ADC
Sigma-Delta architecture
Single-ended input configuration
Sampling rate up to 4k per second
Supports SPI data interface
External reference type
Requires 5V supply voltage for both analog and digital circuits
Operates in temperatures from -40°C to 85°C
Product Advantages
High-resolution analog-to-digital conversion enhances measurement precision
The sigma-delta architecture provides noise reduction
Low sampling rate ideal for applications requiring high accuracy per sample
Single supply voltage simplifies power design
Key Technical Parameters
Number of Bits: 20
Sampling Rate: 4k per second
Number of Inputs: 1
Input Type: Single Ended
Data Interface: SPI
Voltage - Supply, Analog: 5V
Voltage - Supply, Digital: 5V
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Robust operation in extreme temperatures ranging from -40°C to 85°C
Through-hole mounting enhances board stability and reliability
Compatibility
Compatible with systems requiring SPI communication protocol
Application Areas
Industrial automation
Instrumentation
Data acquisition systems
Embedded systems
Product Lifecycle
Currently active with no announced discontinuation
Potential for future replacement or upgrades not specified
Several Key Reasons to Choose This Product
Precision 20-bit resolution conducive for detailed and accurate data interpretation
Sigma-delta architecture minimizes signal noise, enhancing signal fidelity
Operational stability across a wide range of temperatures, making it suitable for harsh environments
SPI interface compatibility enables integration with a myriad of modern microcontrollers and digital systems for flexible system design
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