Overview
The AD7992BRMZ-0REEL is a 12-bit, low-power, successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component features a 2-channel multiplexer and track-and-hold amplifier, making it suitable for a variety of applications requiring precise analog-to-digital conversion. The AD7992 operates from a single 2.7 V to 5.5 V power supply and includes an I2C-compatible serial interface, supporting standard, fast, and high-speed modes depending on the version.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 12-bit |
| Number of Channels | 2 |
| Conversion Time | 2 µs |
| Power Supply Range | 2.7 V to 5.5 V |
| Input Frequency Range | Up to 11 MHz |
| Interface | I2C-compatible (standard, fast, and high speed modes) |
| Package Type | 10-Lead MSOP |
| Shutdown Current | 1 µA max at 3 V |
| Reference Voltage Range | 1.2 V to VDD |
Key Features
- Low Power Consumption: The AD7992 features low power consumption, with a maximum shutdown current of 1 µA at 3 V.
- I2C-Compatible Interface: Supports standard, fast, and high-speed I2C interface modes, depending on the version (AD7992-0 or AD7992-1).
- Pin-Selectable Addressing: Allows for multiple devices to be connected to the same serial bus with different I2C addresses.
- Automatic Shutdown: The ADC remains in a shutdown state while not converting to maximize power efficiency.
- Out-of-Range Indicator: An open-drain output (ALERT) that becomes active when the conversion result violates the programmed high or low limits.
- One-Shot and Automatic Conversion Rates: Conversions can be controlled using the CONVST pin or through software control.
- Registers for Conversion Results: Stores minimum and maximum conversion results.
Applications
- Industrial Automation: Suitable for monitoring and control systems in industrial environments due to its precision and low power consumption.
- Medical Devices: Can be used in medical equipment requiring accurate analog-to-digital conversion, such as patient monitoring systems.
- Consumer Electronics: Applicable in various consumer electronics that require low-power, high-precision ADCs, such as smart home devices and portable electronics.
- Aerospace and Defense: Its robust specifications make it suitable for use in aerospace and defense applications where reliability and precision are critical.
Q & A
- What is the resolution of the AD7992BRMZ-0REEL ADC?
The AD7992BRMZ-0REEL is a 12-bit ADC.
- How many channels does the AD7992BRMZ-0REEL support?
The AD7992BRMZ-0REEL supports 2 channels.
- What is the conversion time of the AD7992BRMZ-0REEL?
The conversion time is 2 µs.
- What is the power supply range for the AD7992BRMZ-0REEL?
The power supply range is from 2.7 V to 5.5 V.
- What type of interface does the AD7992BRMZ-0REEL use?
The AD7992BRMZ-0REEL uses an I2C-compatible serial interface.
- What is the package type of the AD7992BRMZ-0REEL?
The package type is 10-Lead MSOP.
- How does the AD7992BRMZ-0REEL manage power consumption?
The ADC remains in a shutdown state while not converting to maximize power efficiency, with a maximum shutdown current of 1 µA at 3 V.
- Can multiple AD7992BRMZ-0REEL devices be connected to the same serial bus?
- What is the purpose of the ALERT output on the AD7992BRMZ-0REEL?
The ALERT output is an open-drain indicator that becomes active when the conversion result violates the programmed high or low limits.
- How can conversions be controlled on the AD7992BRMZ-0REEL?
