Overview
The DAC8830IBDR is a 16-bit, single-channel, serial-input, voltage-output digital-to-analog converter (DAC) produced by Texas Instruments. This device operates from a single power supply ranging from 2.7 V to 5.5 V and is known for its ultra-low power consumption and high accuracy. The DAC8830 provides excellent linearity, low glitch, low noise, and fast settling times, making it suitable for a variety of applications. It features a standard high-speed SPI serial interface that can operate up to 50 MHz, allowing for efficient communication with DSPs or microprocessors.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 16 | bits | ||
| Power Supply Voltage | 2.7 | 5.5 | V | |
| Power Consumption (at 3 V) | 15 | μW | ||
| Linearity Error (INL) | ±0.5 | ±1 | LSB | |
| Noise | 10 | nV/√Hz | ||
| Settling Time | 1.0 | μs | ||
| Serial Interface Speed | up to 50 | MHz | ||
| Operating Temperature Range | -40 | 85 | °C | |
| Package Type | SO-8 |
Key Features
- 16-bit resolution
- 2.7 V to 5.5 V single-supply operation
- Ultra-low power consumption: 15 μW at 3 V power
- High accuracy: INL of 1 LSB
- Low noise: 10 nV/√Hz
- Fast settling time: 1.0 μs to 1/2 LSB of full-scale output
- Fast SPI interface up to 50 MHz
- Reset to zero-code after power-up
- Schmitt-trigger inputs for direct optocoupler interface
- Industry-standard pin configuration
Applications
- Portable equipment
- Automatic test equipment
- Industrial process control
- Data acquisition systems
- Optical networking
Q & A
- What is the resolution of the DAC8830IBDR?
The DAC8830IBDR has a 16-bit resolution.
- What is the operating voltage range of the DAC8830IBDR?
The DAC8830IBDR operates from a single power supply ranging from 2.7 V to 5.5 V.
- How much power does the DAC8830IBDR consume at 3 V power?
The DAC8830IBDR consumes 15 μW at 3 V power.
- What is the linearity error of the DAC8830IBDR?
The linearity error (INL) of the DAC8830IBDR is ±1 LSB.
- What is the settling time of the DAC8830IBDR?
The settling time of the DAC8830IBDR is 1.0 μs to 1/2 LSB of full-scale output.
- What is the maximum speed of the SPI interface on the DAC8830IBDR?
The SPI interface on the DAC8830IBDR can operate up to 50 MHz.
- Does the DAC8830IBDR have a power-on reset function?
- What type of package is the DAC8830IBDR available in?
The DAC8830IBDR is available in an SO-8 package.
- What are some common applications of the DAC8830IBDR?
The DAC8830IBDR is commonly used in portable equipment, automatic test equipment, industrial process control, data acquisition systems, and optical networking.
- Does the DAC8830IBDR support bipolar output?
No, the DAC8830IBDR provides unipolar output (0 V to VREF). For bipolar output, the DAC8831 model is used with an external buffer.
