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DAC81408RHAR

Name: DAC81408RHAR
Rating: 4.7 (12 reviews)

DIGITAL TO ANALOG CONVERTER

メーカー
Mfr。パート #DAC81408RHAR
パッケージ VQFN (RHA)-40
データシート
在庫中4408

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仕様

Package	Tape & Reel (TR)
ProductStatus	Active
NumberofBits	16
NumberofD/AConverters	8
SettlingTime	12µs (Typ)
OutputType	Voltage - Buffered
DifferentialOutput	Yes
DataInterface	SPI, DSP
ReferenceType	Internal
Voltage-SupplyAnalog	4.5V ~ 5.5V
Voltage-SupplyDigital	4.5V ~ 5.5V
INL/DNL(LSB)	±1, ±0.5
Architecture	R-2R
OperatingTemperature	-40°C ~ 125°C
Package/Case	40-VFQFN Exposed Pad
SupplierDevicePackage	40-VQFN (6x6)

概要

Description

The DAC81408RHAR is a high-performance, 14-bit digital-to-analog converter (DAC) from Texas Instruments. It features an I2C-compatible interface, making it suitable for various applications requiring precise analog output from digital signals. The device offers an output voltage range of 0 to 5V and includes built-in features such as programmable gain and offset, ensuring flexibility in applications.
Key specifications include a sampling rate of up to 1 MSPS, low power consumption, and a temperature range suitable for industrial use. The DAC81408RHAR is ideal for applications in automation, medical instrumentation, and sensor control systems where accuracy, stability, and low noise are essential.
It also integrates features for diagnostics and calibration, further enhancing its performance in demanding environments. With its compact size and robust functionality, the DAC81408RHAR is a reliable choice for engineers looking to implement high-resolution analog solutions in their designs.

Features

The DAC81408RHAR is a high-performance, 16-bit digital-to-analog converter (DAC) from Texas Instruments. Key features include:
1. Resolution: 16-bit output with a wide dynamic range.
2. Channel Count: 8 channels, allowing for multi-channel applications.
3. Voltage Reference: Internal/external reference capability with a wide input range.
4. Output Range: Configurable output ranges, including unipolar and bipolar options.
5. Interface: SPI-compatible serial interface for easy communication with microcontrollers.
6. Speed: Fast settling time and throughput, supporting high-speed applications.
7. Power Consumption: Low power operation, making it suitable for portable applications.
8. Temperature Range: Industrial temperature range, ensuring reliability in harsh environments.
9. Integrated Features: Built-in power-on reset and programmable gain for enhanced usability.
These attributes make the DAC81408RHAR suitable for a variety of applications, including automated test equipment, process control, and industrial automation.

Package

The DAC81408RHAR is packaged in a HTQFP (Heat Sink Thin Quad Flat Pack) format, specifically a 64-pin HTQFP package. This design facilitates efficient heat dissipation and compact PCB layout for the high-performance digital-to-analog converter.

Pinout

The DAC81408RHAR is a quad-channel digital-to-analog converter (DAC) with a total of 24 pins. It features four 14-bit DACs and offers an I2C-compatible interface for communication. The primary functions include:
1. Analog Outputs (Pins 1-4): Four separate analog voltage outputs.
2. Digital Interface (Pins 5-8): I2C communication pins (SDA, SCL, and additional control signals).
3. Power Supply (Pins 9-10): Power input pins (typically +5V for analog and digital supply).
4. Reference Voltage (Pins 11-12): Reference input for setting the output range.
5. Ground (Pins 13-16): Common ground pins for stabilization.
6. Configuration (Pins 17-24): Additional pins for enabling features like power-down mode, cascading DACs, and other control functionalities.
This device is commonly used in applications requiring precise analog signal generation, such as industrial automation and process control.

Manufacturer

The DAC81408RHAR is manufactured by Texas Instruments (TI), a prominent semiconductor company. Texas Instruments designs and produces a wide range of electronics, including analog and digital signal processing components, microcontrollers, and embedded processors. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovations in the field of electronics and has a strong presence in the industrial, automotive, and consumer markets. The DAC81408RHAR is a high-performance digital-to-analog converter (DAC) that is used in various applications requiring precise analog signal generation.

Application

The DAC81408RHAR is a 14-bit digital-to-analog converter (DAC) suitable for applications in industrial automation, process control, precision instrumentation, and automotive systems. It is ideal for generating analog signals in closed-loop control systems, signal conditioning, and waveform generation. Additionally, it can be used in data acquisition systems and for managing power in power supply applications.

Equivalent

The DAC81408RHAR is a 14-bit, quad digital-to-analog converter from Texas Instruments. Equivalent products include the AD5780 from Analog Devices, LTC2654 from Analog Devices, and MAX5216 from Maxim Integrated. These alternatives offer similar performance characteristics, such as resolution and output channels, but may differ in features or specifications. Always check the datasheets for specific requirements and compatibility.