Overview
The AD5542AARUZ-REEL7 is a 16-bit, serial input, unbuffered voltage output digital-to-analog converter (DAC) produced by Analog Devices Inc. This component operates from a single 2.7 V to 5.5 V supply and is designed for high-speed applications. It features a guaranteed monotonic output range from 0 V to VREF, with 1 LSB INL accuracy over the full specified temperature range of −40°C to +85°C. The AD5542A is available in various packages, including the 16-lead TSSOP package for this specific model.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 16 |
| Data Interface | SPI, QSPI™, MICROWIRE™, DSP |
| Reference Type | External |
| Operating Temperature | −40°C to +85°C |
| Voltage Supply | 2.7 V to 5.5 V |
| Output Range | 0 V to VREF |
| Settling Time | 1 μs |
| Package Type | 16-Lead TSSOP |
Key Features
- 16-bit performance without adjustment, ensuring 1 LSB INL accuracy over the full temperature range.
- Single supply operation from 2.7 V to 5.5 V.
- Unbuffered voltage output with a settling time of 1 μs, ideal for high-speed open loop control.
- Bipolar mode of operation generating a ±VREF output swing.
- Kelvin sense connections for the reference and analog ground pins to reduce layout sensitivity.
- Low noise spectral density of 11.8 nV/√Hz and low temperature drift of 0.05 ppm/°C.
- Compatible with 50 MHz SPI, QSPI™, MICROWIRE™, and DSP interface standards.
Applications
The AD5542A is suitable for various high-speed and precision applications, including:
- High-speed open loop control systems.
- Industrial control systems requiring precise analog output.
- Aerospace and defense applications where high accuracy and reliability are crucial.
- Medical devices that demand precise and stable analog outputs.
- Automotive systems that require robust and accurate DAC performance.
Q & A
- What is the resolution of the AD5542A DAC?
The AD5542A is a 16-bit digital-to-analog converter.
- What is the operating voltage range of the AD5542A?
The AD5542A operates from a single 2.7 V to 5.5 V supply.
- What is the output range of the AD5542A?
The output range extends from 0 V to VREF.
- What is the settling time of the AD5542A?
The settling time is 1 μs.
- What interface standards is the AD5542A compatible with?
The AD5542A is compatible with 50 MHz SPI, QSPI™, MICROWIRE™, and DSP interface standards.
- What are the available package types for the AD5542A?
The AD5542A is available in 16-lead LFCSP, 10-lead LFCSP, and 16-lead TSSOP packages.
- Does the AD5542A support bipolar output operation?
Yes, the AD5542A includes a bipolar mode of operation that generates a ±VREF output swing.
- What is the temperature range for the AD5542A?
The AD5542A operates over a temperature range of −40°C to +85°C.
- How does the AD5542A reduce layout sensitivity?
The AD5542A includes Kelvin sense connections for the reference and analog ground pins to reduce layout sensitivity.
- What is the noise spectral density of the AD5542A?
The noise spectral density is 11.8 nV/√Hz.
