DAC7545GLURG4

Digital To Analog Converters Overview

The DAC7545GLURG4 is a CMOS, 12-bit multiplying digital-to-analog converter manufactured by Texas Instruments. It features input data latches and operates on a single +5V to +15V supply. The device utilizes laser-trimmed thin-film resistors for true 12-bit integral and differential linearity. It is housed in an SO-20 package and specified over the commercial temperature range of -40°C to +85°C. Key electrical parameters include a typical gain temperature coefficient of 2ppm/°C, a maximum output leakage current of 10nA, and a maximum output capacitance of 70pF. The architecture supports four-quadrant multiplication.

Digital To Analog Converters Feature Summary

• Four-quadrant multiplication capability with low gain temperature coefficient
• Monotonicity ensured over the full operating temperature range
• TTL/CMOS logic compatible inputs with direct microprocessor interfacing

Digital To Analog Converters Applications

• Digitally controlled gain blocks using external operational amplifiers
• Unipolar and bipolar operation circuits requiring offset binary or two's complement coding
• Microprocessor interfaces utilizing 8-bit or 16-bit address decoding

Digital To Analog Converters Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm that the specific GL grade meets the required accuracy specifications for your design. Ensure handling procedures account for electrostatic discharge sensitivity during installation.

Digital To Analog Converters Selection Notes

Select this component when a 12-bit resolution with four-quadrant multiplication is required. The GL grade offers high accuracy with minimal gain error. Consider the SO-20 package constraints and verify compatibility with the system's digital logic voltage levels.

Digital To Analog Converters Part Context

This part belongs to the DAC7545 family of CMOS multiplying DACs. It serves as a direct replacement for legacy parts such as the AD7545 and PM-7545. The device is designed for low-power applications, dissipating less than 0.5mW at 5V with CMOS logic inputs.

Digital To Analog Converters Replacement Considerations

The datasheet identifies the AD7545 and PM-7545 as direct replacements. Verify pinout compatibility and ensure that the substitute part meets the specific GL grade accuracy requirements.