Overview
The AD7993BRUZ-0REEL is a 4-channel, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7993/AD7994 family, which features low power consumption and a successive approximation architecture. The AD7993 operates from a single 2.7 V to 5.5 V power supply and includes a 2-wire I2C-compatible serial interface, making it suitable for a variety of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Unit | Test Conditions/Comments |
|---|---|---|
| Number of Channels | 4 | |
| Resolution | 10-bit | |
| Conversion Time | 2 µs | |
| Power Supply | 2.7 V to 5.5 V | |
| Temperature Range | −40°C to +125°C | B version |
| Signal-to-Noise + Distortion (SINAD) | 61 dB min | FIN = 10 kHz sine wave for fSCL from 1.7 MHz to 3.4 MHz |
| Total Harmonic Distortion (THD) | −75 dB max | FIN = 1 kHz sine wave for fSCL up to 400 kHz |
| Peak Harmonic or Spurious Noise (SFDR) | −76 dB max | |
| Intermodulation Distortion (IMD) | −75 dB max | |
| Shutdown Current | 1 µA max | |
| Package | 16-lead TSSOP |
Key Features
- I2C-Compatible Serial Interface: Supports standard, fast, and high-speed modes, with pin-selectable addressing allowing multiple devices on the same bus.
- Low Power Consumption: 2 µs conversion time with low power consumption and automatic shutdown mode to maximize power efficiency.
- Out-of-Range Indicator: An open-drain output that becomes active when the conversion result violates programmed high or low limits, which can be used as an interrupt.
- Reference Voltage: The reference can be driven up to the power supply voltage.
- Multiplexer and Track-and-Hold Amplifier: Handles input frequencies up to 11 MHz.
Applications
The AD7993BRUZ-0REEL is suitable for various applications requiring precise and efficient analog-to-digital conversion, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems, including sensor interfaces and data acquisition.
- Consumer electronics, such as smart home devices and IoT applications.
Q & A
- What is the resolution of the AD7993BRUZ-0REEL ADC?
The AD7993BRUZ-0REEL has a resolution of 10 bits.
- What is the conversion time of the AD7993BRUZ-0REEL?
The conversion time is 2 µs.
- What is the power supply range for the AD7993BRUZ-0REEL?
The power supply range is from 2.7 V to 5.5 V.
- What type of serial interface does the AD7993BRUZ-0REEL use?
The AD7993BRUZ-0REEL uses an I2C-compatible serial interface.
- How many channels does the AD7993BRUZ-0REEL have?
The AD7993BRUZ-0REEL has 4 channels.
- What is the temperature range for the B version of the AD7993BRUZ-0REEL?
The temperature range for the B version is −40°C to +125°C.
- What is the shutdown current of the AD7993BRUZ-0REEL?
The shutdown current is 1 µA max.
- Does the AD7993BRUZ-0REEL have an out-of-range indicator?
Yes, it has an open-drain out-of-range indicator output that can be used as an interrupt.
- What is the package type of the AD7993BRUZ-0REEL?
The package type is 16-lead TSSOP.
- Can multiple AD7993BRUZ-0REEL devices be connected to the same serial bus?
Yes, multiple devices can be connected to the same serial bus due to pin-selectable addressing.
