Overview
The AD7998BRU-0REEL is a high-performance, 8-channel, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7997/AD7998 series, known for its low power consumption, fast conversion time, and I2C-compatible serial interface. It operates from a single 2.7 V to 5.5 V power supply, making it versatile for various applications. The AD7998 is particularly suited for systems requiring multiple analog input channels with high accuracy and fast throughput rates.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 8 single-ended analog input channels |
| Conversion Time | 2 µs (typical) |
| Power Supply Range | 2.7 V to 5.5 V |
| Operating Temperature Range | –40°C to +85°C |
| Interface Type | I2C-compatible (standard, fast, and high speed modes) |
| Package Type | 20-lead TSSOP |
| Sampling Rate | Up to 188 kSPS |
| Power Consumption (Shutdown Mode) | 1 µA (maximum) |
Key Features
- Fast conversion time of 2 µs (typical)
- Low power consumption with a shutdown mode of 1 µA (maximum)
- I2C-compatible serial interface supporting standard, fast, and high speed modes
- Pin-selectable addressing via AS pin for multiple device addressing
- Out-of-range indicator/alert function
- Automatic cycle mode and sequencer operation
- Track-and-hold amplifier capable of handling input frequencies up to 11 MHz
Applications
The AD7998BRU-0REEL is suitable for a variety of applications that require multiple analog input channels with high accuracy and fast conversion rates. These include industrial automation, medical devices, data acquisition systems, and any system needing low power, high-speed ADCs with I2C interface compatibility.
Q & A
- What is the resolution of the AD7998BRU-0REEL?
The AD7998BRU-0REEL has a resolution of 12 bits. - How many analog input channels does the AD7998BRU-0REEL have?
The AD7998BRU-0REEL has 8 single-ended analog input channels. - What is the typical conversion time of the AD7998BRU-0REEL?
The typical conversion time is 2 µs. - What is the power supply range for the AD7998BRU-0REEL?
The power supply range is from 2.7 V to 5.5 V. - What is the operating temperature range of the AD7998BRU-0REEL?
The operating temperature range is –40°C to +85°C. - What type of interface does the AD7998BRU-0REEL use?
The AD7998BRU-0REEL uses an I2C-compatible serial interface. - What is the package type of the AD7998BRU-0REEL?
The package type is a 20-lead TSSOP. - What is the maximum sampling rate of the AD7998BRU-0REEL?
The maximum sampling rate is up to 188 kSPS. - How much power does the AD7998BRU-0REEL consume in shutdown mode?
The power consumption in shutdown mode is 1 µA (maximum). - Does the AD7998BRU-0REEL support multiple device addressing?
Yes, it supports multiple device addressing via the AS pin.
