DAC712U-1/1K

Digital To Analog Converters Overview

The DAC712U-1/1K is a discontinued 16-bit digital-to-analog converter manufactured by Texas Instruments. It features an internal reference and R-2R architecture, providing a single buffered voltage output. The device operates on a supply voltage ranging from ±11.4V to ±16.5V and supports parallel data interfaces. Key performance metrics include a settling time of 10µs and integral non-linearity (INL) and differential non-linearity (DNL) specifications of ±2 LSB maximum. It is housed in a 28-SOIC package with a width of 7.50mm and functions within a commercial temperature range of 0°C to 70°C.

Digital To Analog Converters Feature Summary

• High-resolution 16-bit conversion capability using R-2R ladder architecture
• Integrated internal reference source for simplified system design
• Buffered voltage output stage ensuring signal integrity

Digital To Analog Converters Applications

• Industrial process control systems requiring precise analog signal generation
• Data acquisition equipment utilizing high-resolution digital inputs
• Test and measurement instrumentation demanding stable analog outputs

Digital To Analog Converters Procurement Notes

This component is officially obsolete and no longer manufactured by Texas Instruments. Verification of availability should focus on distributor surplus stock or third-party marketplaces rather than direct manufacturer channels. Buyers must confirm the specific suffix variant matches their schematic requirements, as pinouts and electrical characteristics may differ between legacy packages. Cross-referencing with recommended replacement parts is essential for new designs.

Digital To Analog Converters Selection Notes

Designers should evaluate the DAC712U-1/1K primarily for maintenance of existing hardware where redesign is not feasible. For new projects, consider modern equivalents that offer improved power efficiency and broader supply voltage ranges. Verify that the parallel interface compatibility aligns with the host microcontroller or FPGA logic levels. Ensure the thermal management strategy accommodates the SOIC package's dissipation limits within the specified operating temperature range.

Digital To Analog Converters Part Context

The DAC712 series represents a legacy line of precision digital-to-analog converters from Texas Instruments. The DAC712U-1/1K specifically denotes the tube-packaged version of this 16-bit device. This part belongs to a family known for robust performance in industrial environments before being superseded by newer generations offering higher integration and lower power consumption profiles.

Digital To Analog Converters Replacement Considerations

Texas Instruments recommends the DAC8734SRHAR and DAC8734SRHAT as official substitutes. These replacements maintain similar functionality while addressing current manufacturing needs. Engineers should verify pinout compatibility and software register mapping when migrating from the obsolete DAC712U-1/1K to these newer models.

Digital To Analog Converters FAQ

What is the typical settling time for the DAC712U-1/1K?

The datasheet specifies a settling time of 10µs for this component.

Does the DAC712U-1/1K support differential outputs?

No, the device provides a single-ended buffered voltage output only.