DAC7664YBRG4

Digital To Analog Converters Overview

The DAC7664YBRG4 is a quad, 16-bit voltage output digital-to-analog converter manufactured by Texas Instruments. It features a serial interface compatible with standard SPI and QSPI protocols. The device provides four independent analog outputs with a settling time of 12 microseconds. It operates within a supply voltage range of 2.7V to 5.5V and supports an internal or external reference input. The component is housed in a 20-pin TSSOP package and is designed for industrial applications requiring multiple precise analog channels.

Digital To Analog Converters Feature Summary

• Quad channel architecture providing four independent 16-bit DACs
• Serial interface supporting standard communication protocols
• Internal reference option with external reference capability
• Low power consumption suitable for battery-operated systems

Digital To Analog Converters Applications

• Industrial process control systems
• Programmable logic controller (PLC) analog output modules
• Data acquisition systems
• Portable instrumentation

Digital To Analog Converters Procurement Notes

Verify the complete part number including the suffix 'YBRG4' to ensure correct package type and lead-free compliance. Confirm the revision level matches the design requirements. Check for RoHS and REACH compliance documentation from the manufacturer. Ensure the source is an authorized distributor to guarantee authenticity. Validate the operating temperature range against the specific application environment.

Digital To Analog Converters Selection Notes

Select this component when multiple low-speed, high-resolution analog outputs are required. Compare pin compatibility with legacy parts like the DAC7644 if replacing existing designs. Consider the 12-microsecond settling time for system timing constraints. Evaluate power supply noise immunity given the single-supply operation. Verify that the serial interface speed meets the data throughput requirements of the host microcontroller.

Digital To Analog Converters Part Context

The DAC7664 belongs to Texas Instruments' family of 16-bit quad digital-to-analog converters. It serves as a successor to earlier Burr-Brown designs, offering improved integration and lower power consumption. The YBRG4 designation indicates a specific tape-and-reel packaging variant in a TSSOP-20 footprint. This part is commonly used in multi-channel signal generation tasks where cost and space efficiency are critical factors.

Digital To Analog Converters Replacement Considerations

The DAC7664YB is a direct pin-compatible alternative without the green (lead-free) suffix. The DAC7634 offers similar functionality but may differ in reference specifications. Verify electrical parameters such as offset error and gain accuracy before substituting. Ensure the replacement part supports the same serial clock frequencies.