DAC8822QBDBTR

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DAC8822QBDBTR

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IC DAC 16BIT A-OUT 38TSSOP

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
DigiKey Programmable Not Verified
Number of Bits 16
Number of D/A Converters 2
Settling Time 500ns (Typ)
Output Type Current - Unbuffered
Differential Output No
Data Interface Parallel
Reference Type External
Voltage - Supply, Analog 2.7V ~ 5.5V
Voltage - Supply, Digital 2.7V ~ 5.5V
INL/DNL (LSB) ±2 (Max), ±0.5
Architecture Multiplying DAC
Operating Temperature -40°C ~ 125°C
Package / Case 38-TFSOP (0.173", 4.40mm Width)
Supplier Device Package 38-TSSOP
Mounting Type Surface Mount
Base Product Number DAC8822

Tổng quan

Description

The DAC8822QBDBTR is a dual-channel, 12-bit digital-to-analog converter (DAC) designed for high-performance applications. It features a fast settling time, low noise, and low power consumption, making it suitable for a variety of uses, including industrial automation, medical equipment, and audio systems.
Key specifications include a reference voltage range of 2.5V to 5V, a sampling rate of up to 1MSPS, and an I2C-compatible digital interface for easy communication with microcontrollers. The device supports both bipolar and unipolar output voltage configurations.
The DAC8822 integrates features like an internal reference, power-down modes for energy efficiency, and programmable output ranges, enhancing its versatility. Its small footprint and robust design make it ideal for space-constrained applications. Overall, the DAC8822QBDBTR is a reliable choice for precision analog signal generation in demanding environments.

Equivalent

Equivalent products to the DAC8822QBDBTR (a dual, 16-bit digital-to-analog converter) include the AD5541 from Analog Devices, MCP4725 from Microchip, and LTC2632 from Analog Devices. These alternatives may vary in specifications, such as resolution, power supply, and interface, so check datasheets for specific requirements and compatibility with your application.

Features

The DAC8822QBDBTR is a high-performance, dual-channel digital-to-analog converter (DAC) from Texas Instruments. Key features include:
1. Resolution: 16-bit resolution, providing high accuracy in signal conversion.
2. Output Range: Configurable output voltage range, including 0-5V and 0-10V.
3. Sampling Rate: Supports a high update rate of up to 1 MSPS (Mega Samples Per Second).
4. Interface: Serial peripheral interface (SPI) for easy communication with microcontrollers and processors.
5. Power Supply: Operates with a single supply voltage, typically 5V, with low power consumption.
6. Integrated Reference: Includes an internal reference for improved performance and ease of use.
7. Low Noise: Designed for low noise and distortion, making it suitable for precision applications.
8. Thermal Performance: Wide temperature range (-40°C to +125°C) for reliability in harsh environments.
These features make the DAC8822QBDBTR suitable for applications in industrial automation, instrumentation, and control systems.

Pinout

The DAC8822QBDBTR is a dual-channel, 12-bit digital-to-analog converter (DAC) with a total of 20 pins. Its key functions include:
1. Power Supply Pins: VDD and VSS for power supply.
2. Digital Input Pins: Data inputs (D0-D11) for the 12-bit digital signal.
3. Control Pins:
- LDAC: Load DAC registers simultaneously.
- SYNC: Synchronize data input.
- SCLK: Clock input for data transfer.
- DIN: Data input for serial interface.
4. Output Pins: Two analog output pins, VOUTA and VOUTB, for each DAC channel.
5. Reference Input: VREF for setting the output voltage range.
The DAC is designed for precision applications, providing low noise and high performance in industrial and consumer electronics.

Manufacturer

The DAC8822QBDBTR is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are essential components in a wide range of electronic devices. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in analog and embedded processing technologies.
The company serves multiple sectors, including automotive, industrial, communications, and consumer electronics, providing products that enhance the performance of electronic systems. TI's commitment to research and development has positioned it as a leader in the semiconductor industry, offering a diverse portfolio of solutions such as digital signal processors, microcontrollers, and data converters, including the DAC8822, which is a high-precision digital-to-analog converter.

Application

The DAC8822QBDBTR is a 16-bit digital-to-analog converter (DAC) primarily used in applications such as industrial automation, process control, instrumentation, and data acquisition systems. Its high accuracy and low noise make it suitable for precision signal generation in medical devices, telecommunications, and audio equipment. Additionally, it can be employed in graphical displays, motor control systems, and consumer electronics for tasks requiring precise voltage output. The device's versatility and performance also make it applicable in automotive systems and test equipment.

Package

The DAC8822QBDBTR is packaged in a VQFN (Very Thin Quad Flat No-lead) package type, specifically a 40-pin VQFN with a 6 mm x 6 mm footprint. This package offers a compact design suitable for space-constrained applications.

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