Overview
The AD7993BRU-1 is a 4-channel, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component features a successive approximation (SAR) architecture and an I2C-compatible serial interface. It is designed for low power consumption and high efficiency, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Resolution | 10 bits |
| Device Architecture | SAR (Successive Approximation) |
| Input Type | Single-Ended |
| Data Output Interface | Serial I2C |
| Conversion Time | 2 µs |
| Power Supply Range | 2.7 V to 5.5 V |
| Reference Voltage Range | 1.2 V to VDD |
| Package Type | 16-lead TSSOP |
| Operating Temperature Range | -40°C to +125°C |
| Shutdown Current | 1 µA max |
Key Features
- I2C-compatible serial interface with pin-selectable addresses, supporting standard, fast, and high speed modes.
- Automatic shutdown mode to maximize power efficiency, with a current consumption of 1 µA max in shutdown.
- Out-of-range indicator/alert function that can be software disabled or enabled.
- On-chip limit registers for high and low limits, with an open-drain ALERT output.
- Reference voltage can be driven up to the power supply voltage.
- Low power consumption with a conversion time of 2 µs.
Applications
The AD7993BRU-1 is suitable for various applications that require multi-channel analog-to-digital conversion, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems, including sensor monitoring and control.
- Consumer electronics, such as audio and video equipment.
Q & A
- What is the resolution of the AD7993BRU-1 ADC?
The AD7993BRU-1 has a resolution of 10 bits. - How many channels does the AD7993BRU-1 support?
The AD7993BRU-1 supports 4 channels. - What type of interface does the AD7993BRU-1 use for data output?
The AD7993BRU-1 uses an I2C-compatible serial interface. - What is the conversion time of the AD7993BRU-1?
The conversion time of the AD7993BRU-1 is 2 µs. - What is the power supply range for the AD7993BRU-1?
The power supply range for the AD7993BRU-1 is from 2.7 V to 5.5 V. - What is the operating temperature range of the AD7993BRU-1?
The operating temperature range of the AD7993BRU-1 is from -40°C to +125°C. - Does the AD7993BRU-1 have an out-of-range indicator?
Yes, the AD7993BRU-1 has an out-of-range indicator/alert function that can be software disabled or enabled. - How does the AD7993BRU-1 manage power efficiency?
The AD7993BRU-1 features automatic shutdown while not converting, with a current consumption of 1 µA max in shutdown mode. - Can multiple AD7993BRU-1 devices be connected to the same serial bus?
Yes, up to five AD7993/AD7994 devices can be connected to the same serial bus due to pin-selectable addresses. - What type of package does the AD7993BRU-1 come in?
The AD7993BRU-1 comes in a 16-lead TSSOP package.
