Overview
The AD5687BRUZ is a high-performance, dual-channel, 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the nanoDAC+™ family and is designed to provide precise and efficient analog signal conversion. It operates from a single 2.7 V to 5.5 V supply and features a versatile serial peripheral interface that supports clock rates up to 50 MHz. The AD5687BRUZ is available in a 16-pin TSSOP package, making it suitable for a variety of applications requiring compact and reliable analog signal generation.
Key Specifications
| Specification | Value |
|---|---|
| Number of Channels | 2 |
| Converter Primary Function | Precision DAC |
| DAC Type | Voltage Output |
| Resolution | 12-bit |
| Architecture | Resistor-String |
| Operating Voltage Range | 2.7 V to 5.5 V |
| Operating Temperature Range | -40 °C to 105 °C |
| Gain Select | Full-scale output of 2.5 V (gain = 1) or 5 V (gain = 2) |
| Power Consumption (Power-Down Mode) | 4 µA at 3 V |
| Package Type | TSSOP-16 |
| Interface Type | Serial (3-Wire, 4-Wire, SPI, QSPI, Microwire) |
| Relative Accuracy | ±1 LSB |
| Full-Scale Error | ±0.1% FSR |
| Offset Error | 1.5 mV |
Key Features
- High Accuracy and Linearity: The AD5687BRUZ features high relative accuracy (±1 LSB) and full-scale error (±0.1% FSR), ensuring precise analog signal generation.
- Low Power Consumption: The device operates with low power consumption, especially in power-down mode, where it consumes only 4 µA at 3 V.
- Flexible Gain Options: It offers gain select options, providing full-scale outputs of 2.5 V or 5 V.
- Versatile Serial Interface: Supports various serial interfaces including 3-Wire, 4-Wire, SPI, QSPI, and Microwire, with clock rates up to 50 MHz.
- Power-On Reset and RSTSEL Pin: Ensures that the DAC outputs power up to zero scale or midscale and remain there until a valid write takes place.
- Compact Packaging: Available in a 16-pin TSSOP package, making it suitable for space-constrained applications.
Applications
- Industrial Automation: Used in control systems and data acquisition for precise analog signal generation.
- Medical Devices: Suitable for medical equipment requiring high accuracy and reliability in analog signal conversion.
- Aerospace and Defense: Applied in various military and aerospace applications where high precision and reliability are critical.
- Automotive Systems: Although not specifically marked for automotive use, it can be used in non-critical automotive applications requiring precise analog signals.
- General Purpose Electronics: Used in a wide range of electronic devices that require accurate and efficient digital-to-analog conversion.
Q & A
- What is the resolution of the AD5687BRUZ DAC?
The AD5687BRUZ has a resolution of 12 bits.
- What is the operating voltage range of the AD5687BRUZ?
The device operates from a single 2.7 V to 5.5 V supply.
- What types of serial interfaces does the AD5687BRUZ support?
The AD5687BRUZ supports various serial interfaces including 3-Wire, 4-Wire, SPI, QSPI, and Microwire.
- What is the power consumption in power-down mode?
The device consumes 4 µA at 3 V in power-down mode.
- What is the package type of the AD5687BRUZ?
The AD5687BRUZ is available in a 16-pin TSSOP package..
- Does the AD5687BRUZ have a power-on reset feature?
Yes, the device includes a power-on reset circuit and a RSTSEL pin to ensure the DAC outputs power up to zero scale or midscale.
- What are the gain select options for the AD5687BRUZ?
The device offers gain select options providing full-scale outputs of 2.5 V (gain = 1) or 5 V (gain = 2).
- What is the relative accuracy of the AD5687BRUZ?
The relative accuracy is ±1 LSB.
- Is the AD5687BRUZ guaranteed monotonic by design?
Yes, the AD5687BRUZ is guaranteed monotonic by design.
- What is the typical operating temperature range of the AD5687BRUZ?
The operating temperature range is -40 °C to 105 °C.
