Overview
The AD5531BRU-REEL7, produced by Analog Devices Inc., is a 14-bit serial input, voltage output digital-to-analog converter (DAC). This component is part of the AD5530/AD5531 family, which includes both 12-bit and 14-bit versions. The AD5531 is designed for precision applications, offering a versatile 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards. It features a buffered output with a gain of two amplifier and is referenced to the potential at DUTGND. The device is available in a 16-lead TSSOP package, making it suitable for a variety of industrial and precision analog applications.
Key Specifications
| Specification | Value | Comments |
|---|---|---|
| Resolution | 14 bits | |
| Relative Accuracy | ±2 LSB max | |
| Differential Nonlinearity | ±1 LSB max | Guaranteed monotonic over temperature |
| Zero-Scale Error | ±8 LSB max | Typically within ±1 LSB |
| Full-Scale Error | ±8 LSB max | Typically within ±1 LSB |
| Gain Error | ±4 LSB typ | |
| Gain Temperature Coefficient | 0.5 ppm FSR/°C typ, 10 ppm FSR/°C max | |
| Reference Input Range | 0 to 4.096 V | |
| Maximum Output Voltage Range | ±10 V | |
| Operating Temperature Range | −40°C to +85°C (Industrial) | |
| Storage Temperature Range | −65°C to +150°C | |
| Maximum Junction Temperature | 150°C | |
| Package Type | 16-lead TSSOP |
Key Features
- Serial input, voltage output with a 3-wire interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- Data readback function allows the contents of the DAC register to be read via the SDO pin.
- Power-down function to reduce power consumption.
- Clear function to reset the output to a user-defined voltage at DUTGND.
- Buffered output with a gain of two amplifier.
- Pin-compatible with the 12-bit AD5530.
Applications
The AD5531BRU-REEL7 is suitable for various precision analog applications, including industrial control systems, medical devices, and test and measurement equipment. Its high accuracy and stability make it ideal for applications requiring precise voltage output control. Additionally, the device's compatibility with multiple serial interface standards makes it versatile for integration into different system architectures.
Q & A
- What is the resolution of the AD5531BRU-REEL7?
The AD5531BRU-REEL7 has a resolution of 14 bits.
- What is the maximum output voltage range of the AD5531BRU-REEL7?
The maximum output voltage range is ±10 V.
- What type of interface does the AD5531BRU-REEL7 use?
The AD5531BRU-REEL7 uses a 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP interface standards.
- Does the AD5531BRU-REEL7 have a power-down function?
Yes, the AD5531BRU-REEL7 has a power-down function to reduce power consumption.
- What is the operating temperature range of the AD5531BRU-REEL7?
The operating temperature range is −40°C to +85°C (Industrial).
- What package type is the AD5531BRU-REEL7 available in?
The AD5531BRU-REEL7 is available in a 16-lead TSSOP package.
- Does the AD5531BRU-REEL7 support data readback?
Yes, the AD5531BRU-REEL7 supports data readback via the SDO pin.
- What is the gain of the output amplifier in the AD5531BRU-REEL7?
The output is buffered by a gain of two amplifier.
- Is the AD5531BRU-REEL7 RoHS compliant?
Some versions of the AD5531 are RoHS compliant, but it depends on the specific part number and packaging.
- What is the maximum junction temperature of the AD5531BRU-REEL7?
The maximum junction temperature is 150°C.
