Overview
The AD5317BRUZ is a 10-bit digital-to-analog converter (DAC) manufactured by Analog Devices, Inc. This quad DAC is designed for precision voltage output applications and is known for its low power consumption and high accuracy. The device operates from a single 2.5 V to 5.5 V supply and is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package).
The AD5317BRUZ is part of the AD5307/AD5317/AD5327 family, which includes various resolution options, but the AD5317 specifically offers 10-bit resolution. It is suitable for a wide range of applications, including industrial automation, automotive electronics, and consumer electronics, due to its robust performance and compact size.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Resolution | 10 | Bits | |
| Number of DACs | 4 | ||
| Settling Time | 9 μs | 1/4 scale to 3/4 scale change | |
| Output Type | Voltage - Buffered | ||
| Data Interface | SPI, QSPI, MICROWIRE, DSP | ||
| Reference Type | External | Buffered or unbuffered | |
| Voltage Supply (Analog) | 2.5 V to 5.5 V | ||
| Voltage Supply (Digital) | 2.5 V to 5.5 V | ||
| Integral Nonlinearity (INL) | ±2.5 LSB | ||
| Differential Nonlinearity (DNL) | ±0.5 LSB | ||
| Operating Temperature | -40°C to 105°C | ||
| Power Consumption | 400 μA @ 3 V, 500 μA @ 5 V | ||
| Power Down Current | 90 nA @ 3 V, 300 nA @ 5 V | LDAC pin |
Key Features
- High Precision: The AD5317BRUZ offers 10-bit resolution with ±2.5 LSB integral nonlinearity and ±0.5 LSB differential nonlinearity, ensuring high accuracy in voltage output applications.
- Low Power Consumption: The device operates at low power, consuming 400 μA at 3 V and 500 μA at 5 V, making it suitable for battery-powered and energy-efficient applications.
- Flexible Interface: It supports SPI, QSPI, MICROWIRE, and DSP interfaces, allowing for versatile integration into various systems.
- Buffered Output: The on-chip rail-to-rail output buffer amplifiers enable the outputs to swing rail-to-rail with a slew rate of 0.7 V/μs.
- Power-On Reset and Clear Facility: The device includes a power-on reset circuit that ensures the DAC outputs power up to 0 V and an asynchronous clear facility.
- Compact Package: The 16-lead TSSOP package makes it suitable for space-constrained applications.
Applications
- Industrial Automation: Used for controlling analog processes such as motor speed control, valve positioning, and pressure regulation due to its high accuracy and reliability.
- Automotive Electronics: Integrated into electronic control units (ECUs) for tasks like sensor calibration, actuator control, and battery management, benefiting from its low power consumption.
- Consumer Electronics: Employed in audio equipment, instrumentation, and programmable voltage sources, leveraging its compact size and robust performance.
- Portable Battery-Powered Instruments: Suitable for digital gain and offset adjustment, programmable voltage and current sources, and programmable attenuators.
- Test and Measurement Equipment: Used in applications requiring precise voltage outputs and low noise performance.
Q & A
- What is the resolution of the AD5317BRUZ DAC?
The AD5317BRUZ has a 10-bit resolution.
- What is the package type of the AD5317BRUZ?
The AD5317BRUZ is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package).
- What is the operating voltage range of the AD5317BRUZ?
The device operates from a single 2.5 V to 5.5 V supply.
- What interfaces does the AD5317BRUZ support?
The AD5317BRUZ supports SPI, QSPI, MICROWIRE, and DSP interfaces.
- What is the settling time of the AD5317BRUZ?
The settling time is approximately 9 μs for a 1/4 scale to 3/4 scale change.
- What is the power consumption of the AD5317BRUZ?
The device consumes 400 μA at 3 V and 500 μA at 5 V.
- Does the AD5317BRUZ have a power-on reset feature?
Yes, the device includes a power-on reset circuit that ensures the DAC outputs power up to 0 V.
- What are the typical applications of the AD5317BRUZ?
The AD5317BRUZ is used in industrial automation, automotive electronics, consumer electronics, and test and measurement equipment.
- What is the operating temperature range of the AD5317BRUZ?
The operating temperature range is from -40°C to 105°C.
- Does the AD5317BRUZ have an asynchronous clear facility?
Yes, the device includes an asynchronous clear facility.
