Overview
The AD7835ASZ is a high-performance digital-to-analog converter (DAC) produced by Analog Devices Inc. This component features four 14-bit DACs integrated on a single monolithic chip, offering a versatile solution for various analog output applications. The AD7835ASZ supports both parallel and double-byte loading of data, providing flexibility in system design. It is particularly suited for applications requiring multiple analog outputs with high precision and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Number of DACs | 4 |
| Resolution | 14-bit |
| Output Voltage Range | ±8.192 V (maximum span of 14 V) |
| Settling Time | 10 μs (typical) |
| Integral Nonlinearity (INL) | 2 LSB |
| Polarity | Bipolar, Unipolar |
| Supply Voltage | ±14.25 V (dual supply), 15 V (single supply) |
| Package Type | 44-Lead MQFP (13.9mm x 10mm) |
| RoHS Compliance | Yes |
Key Features
- Four 14-bit DACs on a single chip, providing multiple analog outputs.
- Parallel and double-byte data loading options for flexibility in system design.
- Output voltage range of ±8.192 V with a maximum span of 14 V.
- Fast settling time of 10 μs (typical).
- Low integral nonlinearity (INL) of 2 LSB.
- Support for both bipolar and unipolar output polarities.
- Asynchronous CLR input to set all DAC outputs to a user-defined voltage level.
- LDAC signal for simultaneous or individual updating of DAC outputs.
Applications
The AD7835ASZ is suitable for a wide range of applications that require high-precision analog output, including:
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7835ASZ DAC?
The AD7835ASZ has a resolution of 14 bits.
- What is the output voltage range of the AD7835ASZ?
The output voltage range is ±8.192 V with a maximum span of 14 V.
- What are the data loading options for the AD7835ASZ?
The AD7835ASZ supports both parallel and double-byte data loading.
- What is the settling time of the AD7835ASZ?
The settling time is 10 μs (typical).
- Is the AD7835ASZ RoHS compliant?
Yes, the AD7835ASZ is RoHS compliant.
- What package types are available for the AD7835ASZ?
The AD7835ASZ is available in a 44-Lead MQFP package.
- How can the DAC outputs be updated?
The DAC outputs can be updated simultaneously or individually using the LDAC signal.
- What is the purpose of the CLR input on the AD7835ASZ?
The CLR input is used to set all DAC outputs to a user-defined voltage level.
- What are some common applications for the AD7835ASZ?
Common applications include industrial control systems, medical devices, aerospace and defense systems, automotive systems, and test and measurement equipment.
- What is the supply voltage requirement for the AD7835ASZ?
The supply voltage requirement is ±14.25 V (dual supply) or 15 V (single supply).
