DAC80502 overview
DAC80502 is a component documented by Texas Instruments. The PDF description identifies it as "DACx0502, Dual, 16-Bit, 14-Bit, and 12-Bit, 1-LSB INL, Voltage-Output DACs With Precision Internal Reference." This guide condenses the most useful engineering information from the available PDF so that designers and sourcing teams can identify the checks that still need confirmation in the original document.
Datasheet snapshot
- Manufacturer: Texas Instruments
- Part number: DAC80502
- Category: Power Management
- Datasheet length: 33 Pages
Key features noted in the PDF
- Low glitch energy: 4 nV-s
- Wide power supply: 2.7 V to 5.5 V
- Buffered output range: 5 V, 2.5 V, or 1.25 V
- Low power: 1 mA per channel at 5.5 V
- Integrated 5-ppm/˚C (max), 2.5-V precision reference
- Pin-selectable serial interface – 3-wire, SPI compatible up to 50-MHz – 2-wire, I2C compatible
- Power-on-reset: zero scale or midscale
Applications listed in the PDF
- Oscilloscope (DSO)
- Battery test
- Semiconductor test
- Data acquisition (DAQ)
- Small cell base station
- Analog output module
Specifications and operating details
The following points were extracted from the PDF text. Check the associated conditions, notes and limits in the complete document before using a value in a design.
- These devices include a 2.5-V, 5-ppm/°C internal reference, giving full-scale output voltage ranges of 1.25 V, 2.5 V, or 5 V.
- In SPI mode, the DACx0502 use a versatile 3-wire serial interface that operates at clock rates up to 50 MHz.
- Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) DAC80502 WSON (10) 2.50 mm × 2.50 mmDAC70502 DAC60502 (1) For all available packages, see the package option addendum at the end of the data sheet.
- This pin is a bidirectional, SDA drain data line that must be connected to the supply voltage with an external pull-up resistor.
- VDD 1 Power Analog supply voltage (2.7 V to 5.5 V) VOUTA 2 Output Analog output voltage from DAC A VOUTB 9 Output Analog output voltage from DAC B VREFIO 10 Input/Output When using the internal reference, this pin is the reference output v.
- These are stress ratings only, which do not imply functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating Conditions.
- over operating free-air temperature range (unless otherwise noted)(1) MIN MAX UNIT Input voltage VDD to AGND –0.3 6 VVREFIO to AGND –0.3 VDD + 0.3 Digital input(s) to AGND –0.3 VDD + 0.3 Output voltage VOUTx to AGND –0.3 VDD + 0.3 V Input.
Topics covered by the datasheet
The document includes sections related to:
- DACx0502, Dual, 16-Bit, 14-Bit, and 12-Bit, 1-LSB INL, Voltage-Output DACs With Precision Internal.
Engineering review checklist
- Confirm the exact ordering code, package, pinout or terminal arrangement and document revision.
- Compare recommended operating conditions with absolute maximum ratings and retain adequate design margin.
- Validate electrical, thermal, mechanical and environmental behavior in the final application.
Always confirm values against the latest manufacturer-controlled datasheet, especially when qualifying a substitute or releasing a production BOM.
View the complete PDF and model record
Open the DAC80502 datasheet and model details to review the complete PDF, document pages and available product information.
Source attribution
Adapted from the PDF associated with this DigiCamel model page.
Source model URL: https://www.digicamel.com/product.php?slug=dac80502-texas-instruments