Overview
The AD5732AREZ from Analog Devices Inc. is a dual, 14-bit, serial input, voltage output digital-to-analog converter (DAC). This component is part of the AD5722/AD5732/AD5752 family and is designed for high precision and versatility. It operates from single-supply voltages ranging from +4.5 V to +16.5 V or dual-supply voltages from ±4.5 V to ±16.5 V. The AD5732AREZ features integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry, ensuring reliable and accurate performance.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 14 |
| Number of D/A Converters | 2 |
| Supply Voltage (Analog) | ±4.5 V to ±16.5 V |
| Supply Voltage (Digital) | 2.7 V to 5.5 V |
| Output Range | Software-selectable: +5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V |
| Integral Nonlinearity (INL) | ±4 LSB maximum |
| Differential Nonlinearity (DNL) | ±1 LSB maximum |
| Settling Time | 12 μs typical |
| Operating Temperature | −40°C to +85°C |
| Package Type | 24-Lead TSSOP with Exposed Pad |
| Data Interface | SPI, DSP compatible |
Key Features
- Guaranteed monotonicity and low noise performance.
- Integrated output amplifiers and reference buffers.
- Proprietary power-up/power-down control circuitry.
- Double buffering for simultaneous updating of all DACs.
- User-selectable input coding: twos complement or offset binary for bipolar output, and straight binary for unipolar output.
- Asynchronous clear function to clear all DAC registers to zero-scale or midscale output.
- Serial interface operating at clock rates up to 30 MHz.
Applications
- Industrial automation.
- Closed-loop servo control and process control.
- Automotive test and measurement.
- Programmable logic controllers.
Q & A
- What is the resolution of the AD5732AREZ DAC?
The AD5732AREZ is a 14-bit digital-to-analog converter. - What are the supply voltage ranges for the AD5732AREZ?
The AD5732AREZ operates from single-supply voltages from +4.5 V to +16.5 V or dual-supply voltages from ±4.5 V to ±16.5 V. - What is the typical settling time of the AD5732AREZ?
The typical settling time is 12 μs. - What are the available output ranges for the AD5732AREZ?
The output range is software-selectable from +5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V. - Is the AD5732AREZ compatible with DSP and microcontroller interfaces?
Yes, it is compatible with DSP and microcontroller interface standards. - What is the operating temperature range of the AD5732AREZ?
The operating temperature range is −40°C to +85°C. - What type of package does the AD5732AREZ come in?
The AD5732AREZ comes in a 24-Lead TSSOP with an exposed pad. - Does the AD5732AREZ support simultaneous updating of all DACs?
Yes, it supports simultaneous updating through double buffering. - What is the asynchronous clear function in the AD5732AREZ?
The asynchronous clear function clears all DAC registers to a user-selectable zero-scale or midscale output. - Is the AD5732AREZ RoHS compliant?
Yes, the AD5732AREZ is RoHS compliant.
