LTC1821BCGW#TRPBF

Reference Type:	External
Base Part Number:	LTC1821
Supplier Device Package:	36-SSOP
Package / Case:	36-BSOP (0.295", 7.50mm Width)
Operating Temperature:	0°C ~ 70°C
Architecture:	R-2R
INL/DNL (LSB):	±2 (Max), ±1 (Max)
Voltage - Supply, Digital:	5V
Voltage - Supply, Analog:	±4.5 V ~ 16.5 V
Series:	--
Data Interface:	Parallel
Differential Output:	No
Output Type:	Voltage - Buffered
Settling Time:	2µs (Typ)
Number of D/A Converters:	1
Number of Bits:	16
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

LTC1821BCGW#TRPBF is a monolithic, high accuracy 12-bit DAC (Digital to Analog Converter), manufactured by Linear Technology Corporation. Its high resolution facilitates precision applications, where high performance specifications must be delivered consistently. Its performance, combined with solid data acquisition capabilities, make it an ideal solution for a variety of applications.

Data Acquisition - Digital to Analog Converters (DAC)

The LTC1821BCGW#TRPBF is typically used for converting digital signals into analog signals. In applications such as audio processing, video conversion, and instrumentation, it is critical to have a accurate, stable representation of digital data transferred into the analog domain. Therefore, these types of serial digital-to-analog converters (SDAC) require special considerations. The LTC1821BCGW#TRPBF has a 12-bit resolution, meaning that 12 binary bits are used to represent each number in a digital signal. This level of accuracy is translated into a code size of 4096, which is representative of the various codes that can be calculated for a 12-bit resolution. Through this level of resolution, the LTC1821BCGW#TRPBF is capable of producing analog output signals with accuracy and stability.

Application Field and Working Principle

The wide range of properties associated with the LTC1821BCGW#TRPBF make it an ideal component for a variety of applications, focusing mainly on its data acquisition capabilities. All of these properties make the DAC suitable for precision audio processing, video conversion and instrumentation.For audio processing, the DAC’s 12-bit resolution allows for a variety of audio signals to be accurately reproduced. Video conversion also benefits from excellent projection accuracy, as the DAC is able to make use of larger color depths, resulting in better picture quality. Instrumentation applications are similarly improved by the LTC1821BCGW#TRPBF, where its 12-bit resolution allows for a variety of measurements and controls to be taken with improved accuracy.The working principle of the DAC is also beneficial for these various applications. As the LTC1821BCGW#TRPBF uses a serial data interface (typically SPI), the power consumption is low, making it suitable for mobile and battery-powered devices. This also makes it easier to integrate the DAC into systems, as fewer pins are required. Furthermore, the converter’s fast settling time allows for high sample rates to be achieved, resulting in smooth output signals with minimal distortion.

Conclusion

The LTC1821BCGW#TRPBF is a monolithic, high accuracy 12-bit DAC, manufactured by Linear Technology Corporation. Its high resolution facilitates precision applications, where high performance specifications must be delivered consistently. Its performance, combined with solid data acquisition capabilities, make it an ideal solution for a variety of applications. These applications include audio processing, video conversion, and instrumentation. The DAC is capable of producing accurate and stable analog output signals through its 12-bit resolution and 4096 code size. This resolution allows for the production of large color depths for improved video signal projection. Furthermore, due to its serial data interface, power consumption is low, making it suitable for a variety of mobile and battery-powered devices. Its fast settling time allows for high sample rates with minimal distortion, making it suitable for a variety of fields and applications.

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