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IC DAC 12BIT V-OUT 16SOIC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7249BR
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Bảng dữ liệu AD7249BR DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | DACPORT® |
| Part Status | Obsolete |
| Number of Bits | 12 |
| Number of D / A Converters | 2 |
| Settling Time | 10µs |
| Output Type | Voltage - Buffered |
| Differential Output | No |
| Data Interface | SPI |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | ±11.4V ~ 15.75V |
| INL / DNL (LSB) | ±0.5 (Max), ±0.9 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 16-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 16-SOIC |
| Mounting Type | Surface Mount |
| Base Product Number | AD7249 |
Tổng quan
Description
The AD7249BR is a high-performance digital-to-analog converter (DAC) produced by Analog Devices. It features a 12-bit resolution and is designed for applications requiring precise voltage output. The device operates with a single supply voltage and includes a built-in reference voltage, making it suitable for various embedded systems.
Key features of the AD7249BR include its low power consumption, fast settling time, and excellent linearity, which ensures accurate and stable output across its range. The DAC supports both serial and parallel input formats, allowing versatility in interfacing with microcontrollers and digital systems. Additionally, it provides options for both unipolar and bipolar output configurations.
Common applications for the AD7249BR include industrial automation, instrumentation, and control systems where high precision and reliability are crucial. Its compact package and robust performance make it a popular choice for engineers designing complex electronic systems.
Key features of the AD7249BR include its low power consumption, fast settling time, and excellent linearity, which ensures accurate and stable output across its range. The DAC supports both serial and parallel input formats, allowing versatility in interfacing with microcontrollers and digital systems. Additionally, it provides options for both unipolar and bipolar output configurations.
Common applications for the AD7249BR include industrial automation, instrumentation, and control systems where high precision and reliability are crucial. Its compact package and robust performance make it a popular choice for engineers designing complex electronic systems.
Equivalent
The AD7249BR chip, a 10-bit digital-to-analog converter (DAC), has several equivalent products, including the MCP4725 from Microchip, the DAC7565 from Texas Instruments, and the LTC2621 from Analog Devices. These alternatives offer similar functionalities and specifications, such as precision and integration features, suitable for various applications in audio, instrumentation, and control systems. Always check specific datasheets for detailed compatibility and performance characteristics.
Features
The AD7249BR is a high-speed, 12-bit digital-to-analog converter (DAC) designed for various applications, including video and communication systems. Key features include:
1. Resolution: 12-bit resolution, providing high precision.
2. Output Range: Supports both unipolar and bipolar output configurations.
3. High Speed: Fast conversion time, enabling high-speed data processing.
4. Interface: Serial input interface compatible with standard logic levels.
5. Low Noise: Designed for minimal noise and distortion, ensuring high-quality signal output.
6. Integrated Reference: Includes on-chip reference voltage, simplifying the design.
7. Power Supply: Operates with a wide supply voltage range, enhancing flexibility in different applications.
8. Temperature Range: Suitable for use in a wide temperature range, making it reliable for various environments.
These features make the AD7249BR ideal for applications in instrumentation, data acquisition, and real-time signal processing.
1. Resolution: 12-bit resolution, providing high precision.
2. Output Range: Supports both unipolar and bipolar output configurations.
3. High Speed: Fast conversion time, enabling high-speed data processing.
4. Interface: Serial input interface compatible with standard logic levels.
5. Low Noise: Designed for minimal noise and distortion, ensuring high-quality signal output.
6. Integrated Reference: Includes on-chip reference voltage, simplifying the design.
7. Power Supply: Operates with a wide supply voltage range, enhancing flexibility in different applications.
8. Temperature Range: Suitable for use in a wide temperature range, making it reliable for various environments.
These features make the AD7249BR ideal for applications in instrumentation, data acquisition, and real-time signal processing.
Pinout
The AD7249BR is a 12-bit digital-to-analog converter (DAC) from Analog Devices. It features a 28-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count: 28 pins
Key Functions of Selected Pins:
1. Digital Input Pins (D0-D11): These are the data input pins for the 12-bit digital signal.
2. Voltage Reference (Vref): Sets the reference voltage for the conversion.
3. Control Pins (LDAC, CLR, and CS): Used for loading the data, clearing the DAC, and selecting chip operation modes.
4. Output (Vout): The analog output voltage based on the digital input.
5. Power Supply Pins (Vdd, GND): Provide power to the device.
6. Miscellaneous Pins (Iout, Vbias): For output current and biasing functions.
The AD7249BR is suited for applications requiring precise analog signals from digital data, such as in audio equipment, instrumentation, and control systems.
Pin Count: 28 pins
Key Functions of Selected Pins:
1. Digital Input Pins (D0-D11): These are the data input pins for the 12-bit digital signal.
2. Voltage Reference (Vref): Sets the reference voltage for the conversion.
3. Control Pins (LDAC, CLR, and CS): Used for loading the data, clearing the DAC, and selecting chip operation modes.
4. Output (Vout): The analog output voltage based on the digital input.
5. Power Supply Pins (Vdd, GND): Provide power to the device.
6. Miscellaneous Pins (Iout, Vbias): For output current and biasing functions.
The AD7249BR is suited for applications requiring precise analog signals from digital data, such as in audio equipment, instrumentation, and control systems.
Manufacturer
The AD7249BR is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts. Founded in 1965, the company specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products are widely used in various sectors, including communications, automotive, industrial automation, healthcare, and consumer electronics.
Analog Devices is renowned for its high-performance components that enable precise measurement and signal processing. The AD7249BR specifically is a video digital-to-analog converter (DAC) that converts digital signals into analog video signals, making it suitable for applications in video processing and display technology. The company's expertise in analog technology positions it as a key player in the electronics industry, providing innovative solutions that drive advancements in various technological fields.
Analog Devices is renowned for its high-performance components that enable precise measurement and signal processing. The AD7249BR specifically is a video digital-to-analog converter (DAC) that converts digital signals into analog video signals, making it suitable for applications in video processing and display technology. The company's expertise in analog technology positions it as a key player in the electronics industry, providing innovative solutions that drive advancements in various technological fields.
Application
The AD7249BR is a high-speed, low-power, 12-bit digital-to-analog converter (DAC) primarily used in applications such as signal generation, waveform synthesis, and audio processing. Its precision makes it suitable for industrial automation, instrumentation, and control systems. Additionally, it is employed in telecommunications for modulating signals and in consumer electronics for audio applications. The DAC's fast conversion rates and low noise characteristics also make it ideal for medical imaging and data acquisition systems. Overall, the AD7249BR is versatile and widely used in various sectors requiring accurate analog signal output from digital data.
Package
The AD7249BR is available in a 28-lead SOIC (Small Outline Integrated Circuit) package.
