Overview
The AD7823YN is a high-speed, low-power, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single supply voltage ranging from 2.7 V to 5.5 V and is fully specified over a temperature range of –40°C to +125°C. It features a successive approximation ADC with a typical conversion time of 4 µs and inherent track-and-hold functionality. The AD7823YN is designed for microcontroller compatibility with a high-speed serial interface, making it suitable for various low-power applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 8-bit | |
| Conversion Time | 4 µs (typ) | |
| Supply Voltage Range | 2.7 V to 5.5 V | |
| Temperature Range | –40°C to +125°C | |
| Analog Input Range | 0 V to VREF | |
| Reference Input Range | 0 V to VDD | |
| Power Consumption (at 10 kSPS) | 570 µW | |
| Power Consumption (at 50 kSPS) | 2.9 mW | |
| Package Types | 8-lead microSOIC, 8-lead SOIC, 8-lead mini-DIP |
Key Features
The AD7823YN boasts several key features that make it an ideal choice for various applications:
- High-Speed Conversion: With a typical conversion time of 4 µs, this ADC is suitable for high-speed data acquisition.
- Low Power Operation: The component consumes only 570 µW at a throughput rate of 10 kSPS and 2.9 mW at 50 kSPS, making it energy-efficient.
- Automatic Power-Down: The AD7823YN can automatically power down at the end of a conversion and wake up before the next conversion, significantly reducing power consumption at lower throughput rates.
- Microcontroller Compatibility: It features a high-speed serial interface that is compatible with most microcontrollers.
- Inherent Track-and-Hold Functionality: This feature ensures accurate sampling of the analog input signal.
- Compact Packaging: Available in 8-lead microSOIC, SOIC, and mini-DIP packages, making it suitable for space-constrained designs.
Applications
The AD7823YN is particularly suited for applications requiring low power and high-speed analog-to-digital conversion, such as:
- Hand-Held Portable Devices: Battery-powered test equipment and communication systems benefit from its low power consumption.
- Battery-Powered Systems: Ideal for applications where power efficiency is crucial.
- Embedded Systems: Suitable for use in microcontroller-based systems that require high-speed data acquisition.
Q & A
- What is the resolution of the AD7823YN ADC?
The AD7823YN is an 8-bit ADC.
- What is the typical conversion time of the AD7823YN?
The typical conversion time is 4 µs.
- What is the operating supply voltage range of the AD7823YN?
The operating supply voltage range is from 2.7 V to 5.5 V.
- What is the temperature range over which the AD7823YN is specified?
The AD7823YN is specified over a temperature range of –40°C to +125°C.
- Does the AD7823YN support automatic power-down?
Yes, the AD7823YN can automatically power down at the end of a conversion and wake up before the next conversion.
- What are the available package types for the AD7823YN?
The AD7823YN is available in 8-lead microSOIC, 8-lead SOIC, and 8-lead mini-DIP packages.
- How much power does the AD7823YN consume at a throughput rate of 10 kSPS?
The power consumption at a throughput rate of 10 kSPS is 570 µW.
- Is the AD7823YN compatible with microcontrollers?
Yes, the AD7823YN features a high-speed serial interface that is compatible with most microcontrollers.
- What is the analog input range of the AD7823YN?
The analog input range is from 0 V to VREF.
- Can the AD7823YN be used in high-speed applications?
Yes, the AD7823YN is suitable for high-speed applications due to its fast conversion time and high-speed serial interface.
