Overview
The AD5734RBREZ is a quad, 14-bit serial input, voltage output digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This device is part of the AD5724R/AD5734R/AD5754R family and is designed to operate from single supply voltages of +4.5 V to +16.5 V or dual supply voltages from ±4.5 V to ±16.5 V. The nominal full-scale output range is software selectable from +5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V, making it versatile for various applications. The device features integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry, ensuring reliable and precise operation.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 14 Bits | ||
| Total Unadjusted Error (TUE) | ±0.1 % FSR | ±10 V range | |
| Integral Nonlinearity (INL) | ±4 LSB | Maximum | |
| Differential Nonlinearity (DNL) | ±1 LSB | Guaranteed monotonic | |
| Settling Time | 10 µs | Typical | |
| Operating Temperature Range | −40°C to +85°C | ||
| Voltage Supply, Analog | ±4.5 V to ±16.5 V | ||
| Voltage Supply, Digital | 2.7 V to 5.5 V | ||
| Package | 24-Lead TSSOP with Exposed Pad |
Key Features
- Complete, quad, 14-bit DAC with software programmable output range (+5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V).
- Operates from single or dual supply voltages.
- Integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry.
- Guaranteed monotonicity and low noise.
- 10 µs typical settling time and on-chip +2.5 V reference.
- Serial interface compatible with DSP and microcontroller standards, operating at clock rates up to 30 MHz.
- Double buffering for simultaneous updating of all DACs.
- User-selectable input coding (twos complement, offset binary, or straight binary).
- Asynchronous clear function to zero-scale or mid-scale output.
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 AD5734RBREZ DAC?
The AD5734RBREZ has a resolution of 14 bits.
- What are the operating voltage ranges for the AD5734RBREZ?
The device operates from single supply voltages of +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 AD5734RBREZ?
The typical settling time is 10 µs.
- Does the AD5734RBREZ support simultaneous updating of all DACs?
Yes, it supports simultaneous updating through double buffering.
- What are the key applications of the AD5734RBREZ?
Key applications include industrial automation, closed-loop servo control, process control, automotive test and measurement, and programmable logic controllers.
- What is the operating temperature range of the AD5734RBREZ?
The operating temperature range is −40°C to +85°C.
- What type of package does the AD5734RBREZ come in?
The device is available in a 24-lead TSSOP with an exposed pad.
- Is the AD5734RBREZ compatible with DSP and microcontroller interfaces?
Yes, it is compatible with DSP and microcontroller interface standards and operates at clock rates up to 30 MHz.
- What is the maximum differential nonlinearity (DNL) of the AD5734RBREZ?
The maximum DNL is ±1 LSB, and the device is guaranteed to be monotonic.
- Does the AD5734RBREZ have an integrated reference?
Yes, it has an on-chip +2.5 V reference.
