Overview
The AD7997BRUZ-0 is an 8-channel, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7997 and AD7998 series, known for their low power consumption and fast conversion times. The AD7997BRUZ-0 operates from a single 2.7 V to 5.5 V power supply and features an I2C-compatible serial interface, making it versatile for various applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 8 single-ended analog input channels |
| Resolution | 12-bit |
| Conversion Time | 2 µs typical |
| Power Supply | 2.7 V to 5.5 V |
| Input Range | 0 V to REFIN |
| Interface | I2C-compatible (standard, fast, and high speed modes) |
| Temperature Range | –40°C to +85°C |
| Package | 20-lead TSSOP |
| Power Consumption | Low power; shutdown mode: 1 µA max |
| Input Frequency | Up to 11 MHz |
Key Features
- Fast conversion time of 2 µs typical
- Low power consumption with a shutdown mode of 1 µA max
- I2C-compatible serial interface supporting standard, fast, and high speed modes
- Pin-selectable addressing via AS pin for multiple I2C addresses
- Automatic cycle mode and sequencer operation
- Out-of-range indicator/alert function
- Track-and-hold amplifier capable of handling input frequencies up to 11 MHz
Applications
The AD7997BRUZ-0 is suitable for a variety of applications that require multi-channel analog-to-digital conversion, such as industrial control systems, medical devices, data acquisition systems, and consumer electronics. Its low power consumption and fast conversion time make it particularly useful in battery-powered devices and real-time data acquisition systems.
Q & A
- What is the resolution of the AD7997BRUZ-0 ADC?
The AD7997BRUZ-0 has a resolution of 12 bits. - How many analog input channels does the AD7997BRUZ-0 have?
The AD7997BRUZ-0 has 8 single-ended analog input channels. - What is the typical conversion time of the AD7997BRUZ-0?
The typical conversion time is 2 µs. - What is the power supply range for the AD7997BRUZ-0?
The power supply range is from 2.7 V to 5.5 V. - What type of interface does the AD7997BRUZ-0 use?
The AD7997BRUZ-0 uses an I2C-compatible serial interface. - What is the temperature range for the AD7997BRUZ-0?
The temperature range is from –40°C to +85°C. - What is the package type of the AD7997BRUZ-0?
The package type is a 20-lead TSSOP. - Does the AD7997BRUZ-0 have a shutdown mode?
Yes, the AD7997BRUZ-0 has a shutdown mode with a maximum current of 1 µA. - What is the maximum input frequency the AD7997BRUZ-0 can handle?
The AD7997BRUZ-0 can handle input frequencies up to 11 MHz. - Does the AD7997BRUZ-0 support multiple I2C addresses?
Yes, the AD7997BRUZ-0 supports multiple I2C addresses via the AS pin.
