DAC7742Y/2K

Digital To Analog Converters Overview

The DAC7742Y/2K is a 16-bit single-channel digital-to-analog converter manufactured by Texas Instruments. It utilizes an R-2R resistor ladder architecture to provide high-resolution analog output. The device features a parallel interface for data input and delivers a buffered voltage output. It operates within a temperature range of -40°C to +85°C and is housed in a 48-LQFP package with dimensions of 7x7 mm. The component requires dual power supplies, accepting analog voltages from ±11.4V to ±15.75V and a digital supply of 5V. Key performance metrics include a maximum settling time of 4µs, with integral nonlinearity (INL) and differential nonlinearity (DNL) specified at ±6 LSB and ±4 LSB respectively.

Digital To Analog Converters Feature Summary

• High-resolution 16-bit conversion capability using R-2R architecture
• Integrated buffered voltage output stage for direct drive applications
• Parallel data interface supporting standard microcontroller connections
• Wide operating temperature range suitable for industrial environments

Digital To Analog Converters Applications

• Industrial process control systems requiring precise analog signal generation
• Programmable power supply designs needing stable reference outputs
• Test and measurement equipment utilizing high-resolution waveform synthesis

Digital To Analog Converters Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Check datasheet revisions for any pinout or electrical characteristic updates. Confirm moisture sensitivity level handling requirements during storage and assembly. Ensure compatible packaging options are available for the specific production volume needs.

Digital To Analog Converters Selection Notes

Evaluate the parallel interface compatibility with the host system controller. Consider the ±15.75V analog supply requirement for power design complexity. Assess if the 4µs settling time meets the application's speed requirements. Verify that the 48-LQFP footprint fits the existing PCB layout constraints.

Digital To Analog Converters Part Context

This part belongs to the DAC7742 family of precision digital-to-analog converters. It serves as a high-performance alternative to lower-resolution DACs in demanding analog output applications. The device is designed for systems requiring accurate voltage representation from digital codes.

Digital To Analog Converters Replacement Considerations

The DAC7742YC/250 is listed as an available substitute. Verify pin compatibility and electrical specifications before substitution. Ensure the replacement package matches the original form factor.