Overview
The AD5734RBREZ-REEL7 is a 14-bit, quad-channel, serial input, voltage output digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5724R/AD5734R/AD5754R family and is known for its high accuracy and versatility. It 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. The nominal full-scale output range is software-selectable, offering options such as +5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V. The device features integrated output amplifiers, reference buffers, and proprietary power-up/power-down control circuitry, ensuring reliable and precise performance.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | - | - | 14 Bits | - | - |
| Total Unadjusted Error (TUE) | -0.1 | - | +0.1 | % FSR | ±10 V range |
| Integral Nonlinearity (INL) | -4 | - | +4 | LSB | - |
| Differential Nonlinearity (DNL) | -1 | - | +1 | LSB | Guaranteed monotonic |
| Bipolar Zero Error | -6 | - | +6 | mV | ±10 V range, TA = 25°C |
| Settling Time | - | 10 | - | µs | Typical |
| Operating Temperature Range | -40 | - | +85 | °C | - |
| Input High Voltage (VIH) | - | - | 2 | V | DVCC = 2.7 V to 5.5 V, JEDEC compliant |
| Input Low Voltage (VIL) | - | - | 0.8 | V | DVCC = 2.7 V to 5.5 V, JEDEC compliant |
| Output Low Voltage (VOL) | - | - | 0.4 | V | DVCC = 5 V ± 10%, sinking 200 µA |
| Output High Voltage (VOH) | - | - | DVCC - 1 | V | DVCC = 5 V ± 10%, sourcing 200 µA |
Key Features
- Quad, 14-bit serial input, voltage output DAC
- Operates from single or dual supply voltages (+4.5 V to +16.5 V or ±4.5 V to ±16.5 V)
- Software-selectable output range: +5 V, +10 V, +10.8 V, ±5 V, ±10 V, or ±10.8 V
- Integrated output amplifiers and reference buffers
- Proprietary power-up/power-down control circuitry
- Guaranteed monotonicity and low noise
- 10 µs typical settling time
- On-chip +2.5 V reference
- Serial interface compatible with DSP and microcontroller standards, up to 30 MHz clock rate
- Double buffering for simultaneous updating of all DACs
- 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-REEL7 DAC?
The AD5734RBREZ-REEL7 has a resolution of 14 bits. - What are the operating voltage ranges for this DAC?
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-REEL7?
The typical settling time is 10 µs. - Is the AD5734RBREZ-REEL7 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 operating temperature range of the AD5734RBREZ-REEL7?
The operating temperature range is from -40°C to +85°C. - Does the AD5734RBREZ-REEL7 have integrated reference buffers?
Yes, it features integrated output amplifiers and reference buffers. - What are the key applications of the AD5734RBREZ-REEL7?
The key applications include industrial automation, closed-loop servo control, process control, automotive test and measurement, and programmable logic controllers. - How does the asynchronous clear function work on the AD5734RBREZ-REEL7?
The asynchronous clear function clears all DAC registers to a user-selectable zero-scale or mid-scale output. - What is the maximum capacitive load stability for the AD5734RBREZ-REEL7?
The maximum capacitive load stability is 4000 pF. - What is the DC output impedance of the AD5734RBREZ-REEL7?
The DC output impedance is 0.5 Ω.
