Overview
The AD977CRZ is a high-speed, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single 5 V supply and is part of the AD977/AD977A family, with the AD977CRZ specifically being the AD977 model. It features a throughput rate of 100 kSPS and is based on a factory-calibrated switched capacitor architecture. The ADC is designed for low power consumption, with a maximum power dissipation of 100 mW and a power-down mode of 50 µW. It is available in a 20-lead Skinny SOIC package, making it suitable for various applications requiring high-speed and accurate analog-to-digital conversion.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 bits | |
| Throughput Rate | 100 kSPS | |
| Supply Voltage | 5 V | |
| Power Dissipation | 100 mW (max) | |
| Power-Down Mode | 50 µW | |
| Input Ranges (Unipolar) | 0 V–10 V, 0 V–5 V, 0 V–4 V | |
| Input Ranges (Bipolar) | ±10 V, ±5 V, ±3.3 V | |
| Reference Voltage | Internal 2.5 V or External | |
| Aperture Delay | 40 ns | |
| Full Power Bandwidth | 700 kHz | |
| Input Bandwidth | 1.5 MHz |
Key Features
- Fast 16-bit ADC with a throughput rate of 100 kSPS
- Single 5 V supply operation
- Low power consumption with a maximum of 100 mW and a power-down mode of 50 µW
- Factory-calibrated switched capacitor architecture
- Choice of external or internal 2.5 V reference
- High-speed serial interface
- On-chip clock
- Available in 20-lead Skinny SOIC package
- Automatic test equipment and process control capabilities
Applications
The AD977CRZ is suitable for a variety of applications, including:
- Automatic test equipment
- Process control and industrial automation
- High-speed data acquisition systems
- Medical devices requiring precise analog-to-digital conversion
- Aerospace and defense systems where high accuracy and reliability are crucial
Q & A
- What is the resolution of the AD977CRZ ADC?
The AD977CRZ has a resolution of 16 bits. - What is the throughput rate of the AD977CRZ?
The throughput rate of the AD977CRZ is 100 kSPS. - What is the supply voltage for the AD977CRZ?
The AD977CRZ operates from a single 5 V supply. - What are the input ranges for the AD977CRZ?
The input ranges for the AD977CRZ include unipolar ranges of 0 V–10 V, 0 V–5 V, and 0 V–4 V, and bipolar ranges of ±10 V, ±5 V, and ±3.3 V. - Does the AD977CRZ have an internal reference voltage?
Yes, the AD977CRZ has an internal 2.5 V reference, but it also supports an external reference voltage. - What is the power dissipation of the AD977CRZ in normal operation?
The maximum power dissipation of the AD977CRZ is 100 mW. - What is the power consumption in power-down mode?
In power-down mode, the AD977CRZ consumes 50 µW. - What package type is the AD977CRZ available in?
The AD977CRZ is available in a 20-lead Skinny SOIC package. - What are some common applications for the AD977CRZ?
The AD977CRZ is commonly used in automatic test equipment, process control and industrial automation, high-speed data acquisition systems, and medical devices. - Is the AD977CRZ suitable for high-speed applications?
Yes, the AD977CRZ is designed for high-speed applications with features such as a high-speed serial interface and on-chip clock.
