Overview
The AD7921AUJ-R2 is a 12-bit, 1 MSPS (mega samples per second), successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed to offer high-speed and high-resolution conversion, making it suitable for a variety of data acquisition and measurement applications. The AD7921 is available in several package options, including the TSSOP-10 package for the AD7921AUJ-R2 model.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | Up to 1 MSPS |
| Input Range | 0 V to VDD (single supply) |
| Supply Voltage | 2.7 V to 5.5 V |
| Power Consumption | Typically 5.5 mW at 1 MSPS with 3 V supply |
| Package Type | TSSOP-10 |
| Operating Temperature Range | -40°C to +85°C |
| Interface | SPI-compatible serial interface |
Key Features
- High-speed conversion rate of up to 1 MSPS
- 12-bit resolution for precise measurements
- Single supply operation from 2.7 V to 5.5 V
- Low power consumption, typically 5.5 mW at 1 MSPS with a 3 V supply
- SPI-compatible serial interface for easy communication with microcontrollers and other devices
- Compact TSSOP-10 package for space-efficient designs
Applications
The AD7921AUJ-R2 is versatile and can be used in various applications, including:
- Data acquisition systems
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Test and measurement equipment
Q & A
- What is the resolution of the AD7921AUJ-R2 ADC?
The AD7921AUJ-R2 has a resolution of 12 bits. - What is the maximum sampling rate of the AD7921AUJ-R2?
The maximum sampling rate is up to 1 MSPS. - What is the input voltage range for the AD7921AUJ-R2?
The input voltage range is from 0 V to VDD (single supply). - What is the supply voltage range for the AD7921AUJ-R2?
The supply voltage range is from 2.7 V to 5.5 V. - How much power does the AD7921AUJ-R2 typically consume?
Typically, it consumes 5.5 mW at 1 MSPS with a 3 V supply. - What type of package does the AD7921AUJ-R2 come in?
The AD7921AUJ-R2 comes in a TSSOP-10 package. - What is the operating temperature range for the AD7921AUJ-R2?
The operating temperature range is from -40°C to +85°C. - What type of interface does the AD7921AUJ-R2 use?
The AD7921AUJ-R2 uses an SPI-compatible serial interface. - In what types of applications is the AD7921AUJ-R2 commonly used?
It is commonly used in data acquisition systems, industrial control systems, medical devices, aerospace and defense systems, automotive systems, and test and measurement equipment. - Where can I find detailed specifications and datasheets for the AD7921AUJ-R2?
Detailed specifications and datasheets can be found on the Analog Devices website, as well as on distributor websites such as Digi-Key and Mouser.
