仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 12 |
| NumberofD/AConverters | 1 |
| SettlingTime | 200ns |
| OutputType | Current - Unbuffered |
| DifferentialOutput | Yes |
| DataInterface | SPI |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| INL/DNL(LSB) | ±1 (Max), ±1 (Max) |
| Architecture | R-2R |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
| SupplierDevicePackage | 10-VSSOP |
概要
Description
The DAC7811IDGSR is a precision 12-bit digital-to-analog converter (DAC) designed by Texas Instruments. It is a single-channel DAC that offers high-performance and low-power consumption, suitable for various precision applications. The device operates from a single 2.7 V to 5.5 V power supply, making it versatile for use in both battery-powered and industrial environments.
Key features of the DAC7811IDGSR include a fast settling time, low glitch energy, and high accuracy. It supports a simple serial interface, compatible with standard SPI, QSPI, and Microwire protocols, which facilitates easy integration with microcontrollers and digital signal processors.
The device is housed in a small MSOP-8 package, allowing for compact circuit designs. It is commonly used in applications such as process control, instrumentation, data acquisition systems, and communications equipment. Overall, the DAC7811IDGSR provides a reliable solution for converting digital signals to analog with precision and efficiency.
Key features of the DAC7811IDGSR include a fast settling time, low glitch energy, and high accuracy. It supports a simple serial interface, compatible with standard SPI, QSPI, and Microwire protocols, which facilitates easy integration with microcontrollers and digital signal processors.
The device is housed in a small MSOP-8 package, allowing for compact circuit designs. It is commonly used in applications such as process control, instrumentation, data acquisition systems, and communications equipment. Overall, the DAC7811IDGSR provides a reliable solution for converting digital signals to analog with precision and efficiency.
Equivalent
The DAC7811IDGSR is a 12-bit, low-power digital-to-analog converter (DAC). Equivalent products might include:
1. AD5321 from Analog Devices
2. MCP4921 from Microchip Technology
3. LTC1660 from Linear Technology (now part of Analog Devices)
4. MAX517 or MAX521 from Maxim Integrated (now part of Analog Devices)
These alternatives may vary slightly in specifications and features, so always compare key parameters such as resolution, power consumption, and package type when selecting a replacement.
1. AD5321 from Analog Devices
2. MCP4921 from Microchip Technology
3. LTC1660 from Linear Technology (now part of Analog Devices)
4. MAX517 or MAX521 from Maxim Integrated (now part of Analog Devices)
These alternatives may vary slightly in specifications and features, so always compare key parameters such as resolution, power consumption, and package type when selecting a replacement.
Features
The DAC7811IDGSR is a high-performance digital-to-analog converter (DAC) with the following key features:
1. Resolution and Interface: It offers a 12-bit resolution with a high-speed serial peripheral interface (SPI), making it suitable for precision applications.
2. Output Range: The DAC provides a unipolar output voltage range, typically configured from 0 V to V_REF.
3. Power Supply: It operates on a single supply ranging from 2.7 V to 5.5 V, making it flexible for various applications.
4. Low Power Consumption: The device is designed for low power consumption, which is ideal for battery-powered systems.
5. Settling Time: It features a fast settling time, typically around 1 µs, facilitating rapid signal conversion.
6. Small Package: It comes in a compact MSOP-8 package, conserving board space.
7. Temperature Range: The DAC is rated for operation in a wide temperature range, from -40°C to +105°C, suitable for industrial environments.
8. Applications: Commonly used in applications such as process control, instrumentation, and communication systems.
These features make the DAC7811IDGSR a robust choice for precision digital-to-analog conversion needs.
1. Resolution and Interface: It offers a 12-bit resolution with a high-speed serial peripheral interface (SPI), making it suitable for precision applications.
2. Output Range: The DAC provides a unipolar output voltage range, typically configured from 0 V to V_REF.
3. Power Supply: It operates on a single supply ranging from 2.7 V to 5.5 V, making it flexible for various applications.
4. Low Power Consumption: The device is designed for low power consumption, which is ideal for battery-powered systems.
5. Settling Time: It features a fast settling time, typically around 1 µs, facilitating rapid signal conversion.
6. Small Package: It comes in a compact MSOP-8 package, conserving board space.
7. Temperature Range: The DAC is rated for operation in a wide temperature range, from -40°C to +105°C, suitable for industrial environments.
8. Applications: Commonly used in applications such as process control, instrumentation, and communication systems.
These features make the DAC7811IDGSR a robust choice for precision digital-to-analog conversion needs.
Pinout
The DAC7811IDGSR is a digital-to-analog converter (DAC) from Texas Instruments. It is typically available in an 8-pin VSSOP (DGK) package. This device is a low-power, single-channel DAC that converts digital input into an analog output voltage.
Here is a brief description of its pin functions:
1. VDD (Pin 1): Power supply input, typically 2.7 V to 5.5 V.
2. GND (Pin 2): Ground reference for all signals.
3. VOUT (Pin 3): Analog output voltage.
4. SYNC (Pin 4): Frame synchronization input for the data transfer.
5. SCLK (Pin 5): Serial clock input for synchronizing data transfer.
6. DIN (Pin 6): Serial data input, where data is fed into the DAC.
7. LDAC (Pin 7): Load DAC input, used for updating the DAC output.
8. CLR (Pin 8): Clear input, used to reset the DAC to a predefined state.
The DAC7811IDGSR is designed for applications requiring precise analog output, such as in instrumentation, waveform generation, and control systems.
Here is a brief description of its pin functions:
1. VDD (Pin 1): Power supply input, typically 2.7 V to 5.5 V.
2. GND (Pin 2): Ground reference for all signals.
3. VOUT (Pin 3): Analog output voltage.
4. SYNC (Pin 4): Frame synchronization input for the data transfer.
5. SCLK (Pin 5): Serial clock input for synchronizing data transfer.
6. DIN (Pin 6): Serial data input, where data is fed into the DAC.
7. LDAC (Pin 7): Load DAC input, used for updating the DAC output.
8. CLR (Pin 8): Clear input, used to reset the DAC to a predefined state.
The DAC7811IDGSR is designed for applications requiring precise analog output, such as in instrumentation, waveform generation, and control systems.
Manufacturer
The DAC7811IDGSR is manufactured by Texas Instruments. Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. It is known for producing a wide range of analog and digital electronic components, including microcontrollers, processors, sensors, and other semiconductor solutions. The company serves various industries, including automotive, industrial, personal electronics, and communications. Texas Instruments is recognized for its innovation in electronic design and its role in advancing technology across multiple sectors.
Application
The DAC7811IDGSR is a digital-to-analog converter with applications in areas requiring precision and efficient digital signal processing. Key application areas include:
1. Industrial Automation: Used for precise control of actuators and sensors.
2. Data Acquisition Systems: Facilitates accurate data representation in measurement systems.
3. Instrumentation: Assists in generating test signals and calibrating devices.
4. Medical Equipment: Aids in imaging and diagnostics by converting digital signals to analog form.
5. Communication Systems: Used in modulation and signal generation.
6. Consumer Electronics: Enhances audio processing and control functions.
Its high resolution and low power consumption make it suitable for these applications.
1. Industrial Automation: Used for precise control of actuators and sensors.
2. Data Acquisition Systems: Facilitates accurate data representation in measurement systems.
3. Instrumentation: Assists in generating test signals and calibrating devices.
4. Medical Equipment: Aids in imaging and diagnostics by converting digital signals to analog form.
5. Communication Systems: Used in modulation and signal generation.
6. Consumer Electronics: Enhances audio processing and control functions.
Its high resolution and low power consumption make it suitable for these applications.
Package
The DAC7811IDGSR is a digital-to-analog converter (DAC) from Texas Instruments. It is housed in an 8-pin VSSOP (Very Small Shrink Outline Package) package, which is compact and suitable for space-constrained applications.
