Overview
The AD977BRS is a high-performance, 16-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed for applications requiring high speed, low power consumption, and precise analog-to-digital conversion. The AD977BRS operates from a single 5 V supply and features a throughput rate of 100 kSPS, making it suitable for a variety of industrial and automated systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 16 | |
| Number of Analog In Channels | 3 | |
| Sampling Rate | 100 kSPS | |
| Polarity | Bipolar, Unipolar | |
| Interface | SPI, Serial | |
| Integral Nonlinearity (INL) | ±2 LSB | |
| Differential Nonlinearity | ±1 LSB | |
| Min Supply Voltage | 4.75 V | |
| Supply Voltage | 5 V | |
| Package | 20-SOIC (0.295, 7.50mm Width) | |
| Number of Pins | 20 |
Key Features
- High-speed 16-bit ADC with a throughput rate of 100 kSPS
- Single 5 V supply operation with low power dissipation (100 mW max)
- Power-down mode with low power consumption (50 µW)
- Support for both bipolar and unipolar input ranges (e.g., ±10 V, ±5 V, ±3.3 V and 0 V to 10 V, 0 V to 5 V, 0 V to 4 V)
- Internal 2.5 V reference and high-speed serial interface
- On-chip clock and factory-calibrated switched capacitor architecture to minimize linearity errors
Applications
- Automatic test equipment
- Process control and industrial automation
- Data acquisition systems
- Medical devices requiring precise analog-to-digital conversion
- High-performance measurement and control systems
Q & A
- What is the sampling rate of the AD977BRS?
The AD977BRS has a sampling rate of 100 kSPS.
- What are the input voltage ranges supported by the AD977BRS?
The AD977BRS supports both bipolar (e.g., ±10 V, ±5 V, ±3.3 V) and unipolar (e.g., 0 V to 10 V, 0 V to 5 V, 0 V to 4 V) input ranges.
- What is the power supply requirement for the AD977BRS?
The AD977BRS operates from a single 5 V supply.
- What is the package type of the AD977BRS?
The AD977BRS is available in a 20-SOIC (0.295, 7.50mm Width) package.
- Does the AD977BRS have an internal reference voltage?
- What is the maximum power dissipation of the AD977BRS?
The maximum power dissipation of the AD977BRS is 100 mW.
- Can the AD977BRS be used in power-down mode?
- What type of interface does the AD977BRS use?
The AD977BRS uses a high-speed serial interface (SPI, Serial).
- Is the AD977BRS factory-calibrated?
- What are some typical applications of the AD977BRS?
The AD977BRS is typically used in automatic test equipment, process control, industrial automation, and high-performance measurement and control systems.
