Overview
The AD7703CR is a high-precision analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7703 series, known for its high resolution and versatility in various signal processing applications. The AD7703CR is particularly suited for industrial, instrumentation, and military markets due to its robust performance and wide operating temperature range.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 20 |
| Input Type | Differential, Pseudo-Differential, Single Ended |
| Operating Temperature | -40°C to +85°C |
| Package / Case | 8-lead SOIC or DIP |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Data Interface | Serial (SPI compatible) |
| Architecture | Sigma-Delta |
| Reference Type | External |
Key Features
- High resolution of 20 bits, providing high precision in analog-to-digital conversion.
- Support for differential, pseudo-differential, and single-ended input types, offering flexibility in signal conditioning.
- Wide operating temperature range of -40°C to +85°C, making it suitable for harsh environments.
- Sigma-Delta architecture for high accuracy and low noise conversion.
- External reference option for improved accuracy and stability.
- Serial interface compatible with SPI, facilitating easy integration into digital systems.
Applications
The AD7703CR is widely used in various applications requiring high precision and reliability, such as:
- Industrial process control and automation.
- Medical devices and diagnostic equipment.
- Test and measurement instruments.
- Military and aerospace systems.
- High-precision data acquisition systems.
Q & A
- What is the resolution of the AD7703CR?
The AD7703CR has a resolution of 20 bits. - What are the supported input types for the AD7703CR?
The AD7703CR supports differential, pseudo-differential, and single-ended input types. - What is the operating temperature range of the AD7703CR?
The operating temperature range is -40°C to +85°C. - What is the architecture of the AD7703CR?
The AD7703CR uses a Sigma-Delta architecture. - What type of data interface does the AD7703CR use?
The AD7703CR uses a serial interface compatible with SPI. - Can the AD7703CR be used in harsh environments?
Yes, the AD7703CR is suitable for harsh environments due to its wide operating temperature range. - What is the typical application of the AD7703CR?
The AD7703CR is typically used in industrial process control, medical devices, test and measurement instruments, and military systems. - Does the AD7703CR require an external reference?
Yes, the AD7703CR can use an external reference for improved accuracy and stability. - What is the package type of the AD7703CR?
The AD7703CR is available in 8-lead SOIC or DIP packages. - What is the supply voltage for the AD7703CR?
The supply voltage for both analog and digital sections is 5V.
