Overview
The AD7492ARU-5, manufactured by Analog Devices Inc., is a 12-bit high-speed, low-power successive approximation analog-to-digital converter (ADC). This component operates from a single 2.7 V to 5.25 V power supply and features throughput rates up to 1.25 million samples per second (MSPS). It is designed with a low noise, wide bandwidth track/hold amplifier capable of handling input bandwidths up to 10 MHz. The AD7492ARU-5 is ideal for applications requiring high throughput and low power consumption, making it suitable for a variety of data acquisition systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 1.25 MSPS |
| Power Supply | 2.7 V to 5.25 V |
| Power Consumption | Typically 16 mW at 1.25 MSPS with 5 V supply |
| Input Range | 0 V to REFIN (internal 2.5 V reference) |
| Package Type | 24-lead TSSOP |
| Operating Temperature | -40°C to +85°C |
| Digital Interface | High speed parallel interface |
| Sleep Mode Current | Typically 50 nA |
Key Features
- High Throughput with Low Power Consumption: The AD7492ARU-5 offers 1.25 MSPS throughput with low power consumption, making it efficient for high-speed applications.
- Flexible Power/Throughput Rate Management: The component features two sleep modes (full and partial) to maximize power efficiency at lower throughput rates.
- No Pipeline Delay: The ADC has no pipeline delays, ensuring accurate control of the sampling instant via the CONVST input.
- Flexible Digital Interface: The VDRIVE feature allows control over the voltage levels on the I/O digital pins.
- Internal Reference and Clock: The AD7492ARU-5 includes an internal 2.5 V reference and an internal clock oscillator, reducing the need for external components.
Applications
The AD7492ARU-5 is suitable for various data acquisition systems, including:
- Medical devices requiring high-speed and low-power ADCs.
- Industrial control systems needing precise and efficient data conversion.
- Aerospace and defense applications where low power consumption and high throughput are critical.
- Automotive systems that require reliable and efficient data acquisition.
Q & A
- What is the resolution of the AD7492ARU-5 ADC?
The AD7492ARU-5 has a resolution of 12 bits.
- What is the maximum throughput rate of the AD7492ARU-5?
The maximum throughput rate is up to 1.25 MSPS.
- What is the power supply range for the AD7492ARU-5?
The power supply range is from 2.7 V to 5.25 V.
- How much power does the AD7492ARU-5 typically consume at 1.25 MSPS with a 5 V supply?
Typically 16 mW.
- What is the input range for the analog input of the AD7492ARU-5?
The input range is from 0 V to REFIN (the internal 2.5 V reference).
- What type of package does the AD7492ARU-5 come in?
The AD7492ARU-5 comes in a 24-lead TSSOP package.
- What are the operating temperature ranges for the AD7492ARU-5?
The operating temperature range is from -40°C to +85°C.
- Does the AD7492ARU-5 have any pipeline delays?
No, the AD7492ARU-5 does not have any pipeline delays.
- How does the AD7492ARU-5 manage power consumption at lower throughput rates?
The component features two sleep modes (full and partial) to maximize power efficiency at lower throughput rates.
- What is the typical current consumption in sleep mode for the AD7492ARU-5?
Typically 50 nA in sleep mode.
