Overview
The AD7392AR, produced by Analog Devices Inc., is a 12-bit voltage output digital-to-analog converter (DAC) designed for operation in single-supply 3 V systems. Built using a CBCMOS process, this device offers low cost and ease of use, making it ideal for battery-operated applications. The AD7392AR is part of a set of pin-compatible DACs that include the AD7393, allowing users to select the appropriate resolution without changing the circuit card. The device operates over a supply voltage range of 2.7 V to 5.5 V and is specified for the extended industrial temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Operating Temperature Range | −40°C to +85°C |
| Output Current Capability | Sourcing 5 mA |
| Data Latch Load Time | 45 ns |
| Package Types | 20-lead PDIP, 20-lead SOIC |
| Reference Input | Rail-to-rail REF IN to DAC OUT |
Key Features
- Low power consumption, making it suitable for battery-operated applications.
- Parallel input interface for easy integration with microprocessors.
- Asynchronous RS input to set the output to zero scale at power-on or upon user demand.
- Rail-to-rail REF IN to DAC OUT, allowing full-scale voltage equal to the positive supply V DD or any value in between.
- High-speed data latch load time of 45 ns, eliminating wait states when interfacing with fast processors.
Applications
The AD7392AR is versatile and can be used in various applications, including:
- Battery-operated devices due to its low power consumption.
- Industrial automation systems requiring precise analog output.
- Medical devices that need reliable and accurate digital-to-analog conversion.
- Aerospace and defense systems where robustness and reliability are critical.
Q & A
- What is the resolution of the AD7392AR?
The AD7392AR has a resolution of 12 bits.
- What is the operating supply voltage range of the AD7392AR?
The AD7392AR operates over a supply voltage range of 2.7 V to 5.5 V.
- What is the operating temperature range of the AD7392AR?
The AD7392AR is specified for operation over the extended industrial temperature range of −40°C to +85°C.
- What is the output current capability of the AD7392AR?
The AD7392AR can source up to 5 mA.
- What is the data latch load time of the AD7392AR?
The data latch load time is 45 ns.
- What package types are available for the AD7392AR?
The AD7392AR is available in 20-lead PDIP and 20-lead SOIC packages.
- How does the reference input work on the AD7392AR?
The AD7392AR features a rail-to-rail REF IN to DAC OUT, allowing the full-scale voltage to be equal to the positive supply V DD or any value in between.
- What is the purpose of the asynchronous RS input on the AD7392AR?
The asynchronous RS input sets the output to zero scale at power-on or upon user demand.
- Is the AD7392AR suitable for battery-operated applications?
- Can the AD7392AR be used in industrial automation systems?
