Overview
The DAC80501MDGSR from Texas Instruments is a highly accurate, low-power, 16-bit digital-to-analog converter (DAC) with a voltage output. This device is part of the DACx0501 series, which includes 16-bit, 14-bit, and 12-bit DACs. The DAC80501 is known for its precision and low power consumption, making it suitable for a wide range of applications. It features a precision internal reference and supports both SPI and I2C serial interfaces.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 Bits | |
| Integral Nonlinearity (INL) | -1 to 1 | LSB |
| Differential Nonlinearity (DNL) | -1 to 1 | LSB |
| Glitch Energy | 4 nV–s | |
| Power Supply Range | 2.7 V to 5.5 V | |
| Buffered Output Range | 1.25 V, 2.5 V, or 5 V | |
| Power Consumption | 1 mA at 5.5 V | |
| Internal Reference Precision | 5 ppm/°C (max), 2.5 V | |
| Serial Interface | SPI (up to 50 MHz), I2C | |
| Power-on-Reset | Zero scale or midscale | |
| Temperature Range | –40°C to +125°C | |
| Packages | 8-pin WSON, 10-pin VSSOP |
Key Features
- Precision Performance: 16-bit resolution with 1-LSB INL and DNL (max), ensuring high accuracy.
- Low Glitch Energy: 4 nV–s, minimizing output disturbances.
- Wide Power Supply Range: Operates from 2.7 V to 5.5 V, providing flexibility in system design.
- Buffered Output Range: Supports output ranges of 1.25 V, 2.5 V, or 5 V.
- Low Power Consumption: Consumes only 1 mA at 5.5 V, with a power-down feature reducing current to 15 µA.
- Precision Internal Reference: Integrated 2.5-V reference with 5 ppm/°C (max) drift.
- Flexible Serial Interface: Pin-selectable SPI (up to 50 MHz) and I2C interfaces.
- Power-on-Reset: Ensures DAC output powers up at zero scale or midscale.
- Compact Packages: Available in small 8-pin WSON and 10-pin VSSOP packages.
Applications
- Oscilloscope (DSO): For precise signal generation.
- Semiconductor Test: In testing and calibration of semiconductor devices.
- Data Acquisition (DAQ): For converting digital data into analog signals in data acquisition systems.
- LCD Test: In testing and calibration of LCD displays.
- Small Cell Base Station: For signal generation in telecommunications equipment.
- Analog Output Module: In various industrial and medical devices requiring precise analog outputs.
- Process Analytics: For measuring parameters like pH, gas concentration, force, and humidity.
- DC Power Supply, AC Source, Electronic Load: In power supply and load testing applications.
Q & A
- What is the resolution of the DAC80501?
The DAC80501 has a 16-bit resolution.
- What are the supported serial interfaces for the DAC80501?
The DAC80501 supports both SPI (up to 50 MHz) and I2C serial interfaces.
- What is the power consumption of the DAC80501 at 5.5 V?
The DAC80501 consumes 1 mA at 5.5 V.
- What are the available output voltage ranges for the DAC80501?
The DAC80501 supports output voltage ranges of 1.25 V, 2.5 V, or 5 V.
- What is the precision of the internal reference in the DAC80501?
The internal reference has a precision of 5 ppm/°C (max) and is 2.5 V.
- What is the temperature range for the DAC80501?
The DAC80501 operates over a temperature range of –40°C to +125°C.
- What packages are available for the DAC80501?
The DAC80501 is available in 8-pin WSON and 10-pin VSSOP packages.
- What is the glitch energy of the DAC80501?
The glitch energy of the DAC80501 is 4 nV–s.
- Does the DAC80501 have a power-on-reset feature?
Yes, the DAC80501 has a power-on-reset feature that ensures the DAC output powers up at zero scale or midscale.
- What are some common applications of the DAC80501?
The DAC80501 is used in applications such as oscilloscopes, semiconductor testing, data acquisition, LCD testing, and process analytics.
