DAC121C081CISD

Digital To Analog Converters Overview

The DAC121C081CISD is a single-channel, 12-bit digital-to-analog converter manufactured by Texas Instruments. It operates within an analog and digital supply voltage range of 2.7 V to 5.5 V. The device features a sampling rate of 180 kS/s and achieves a settling time of 6 µs. It utilizes a 2-Wire I2C compatible interface for data communication. The output type is a buffered voltage. Key performance metrics include a differential nonlinearity (DNL) of 0.18 LSB and an integral nonlinearity (INL) of 2.2 LSB. The gain error is specified at 0.7% FSR. Power consumption is rated at 380 µW. The component is housed in a WSON-6 package and supports an operating temperature range from -40°C to +125°C.

Digital To Analog Converters Feature Summary

• Micro power architecture designed for energy-efficient operation with low current draw.
• Cost-optimized design suitable for volume production applications.
• Compact footprint enabled by the small WSON-6 package format.

Digital To Analog Converters Applications

• Battery-powered instrumentation systems
• Portable consumer electronics
• Industrial process control loops

Digital To Analog Converters Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm pinout compatibility and electrical specifications. Ensure the ordering code matches the required package variant and temperature grade. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Digital To Analog Converters Selection Notes

Select this component when a single-channel 12-bit resolution is required alongside strict power constraints. Verify that the I2C interface aligns with the system bus architecture. Confirm that the WSON-6 package dimensions fit the available PCB real estate. Evaluate thermal requirements against the -40°C to +125°C operational range for the intended environment.

Digital To Analog Converters Part Context

This device belongs to the DAC121C081 series of micro power digital-to-analog converters. The series focuses on providing high accuracy in minimal space for portable applications. The CISD designation indicates the specific package style and temperature rating within the broader product family.

Digital To Analog Converters Replacement Considerations

Direct replacements may include other parts within the DAC121C081 series with different package options or suffixes. Verify functional equivalence regarding resolution, speed, and interface compatibility before substitution.