Overview
The AD9752ARRL, produced by Analog Devices Inc., is a 12-bit resolution, wideband, second-generation member of the TxDAC series of high-performance, low-power CMOS digital-to-analog converters (DACs). This device is optimized for the transmit signal path of communication systems and offers exceptional AC and DC performance. The AD9752 is designed to support single-ended or differential applications, with differential current outputs that ensure enhanced dynamic performance in differential output configurations.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 12 | Bits | ||
| Integral Linearity Error (INL) | -1.5 | ±0.5 | +1.5 | LSB (at TA = +25°C) |
| Differential Nonlinearity (DNL) | -0.75 | ±0.25 | +0.75 | LSB (at TA = +25°C) |
| Offset Error | -0.02 | +0.02 | % of FSR | |
| Gain Error (Without Internal Reference) | -2 | ±0.5 | +2 | % of FSR |
| Full-Scale Output Current | 2.0 | 20.0 | mA | |
| Output Compliance Range | -1.0 | 1.25 | V | |
| Maximum Output Update Rate (fCLOCK) | 125 | MSPS | ||
| Output Settling Time (tST) (to 0.1%) | 35 | ns | ||
| Operating Range | -40 | +85 | °C |
Key Features
- High Resolution and Accuracy: 12-bit resolution with integral linearity error (INL) and differential nonlinearity (DNL) ensuring high accuracy.
- Wideband Performance: Supports update rates up to 125 MSPS, making it suitable for high-speed applications.
- Flexible Output Configuration: Differential current outputs support single-ended or differential applications, and can be tied directly to an output resistor or fed into a transformer.
- Adjustable Full-Scale Current: The full-scale output current can be adjusted from 2 mA to 20 mA, allowing for reduced power levels or additional gain ranging capabilities.
- Low Power Consumption: Operates with low power dissipation, suitable for portable and low power applications.
- Separate Power Supply Inputs: Analog and digital sections have separate power supply inputs, enhancing flexibility and performance.
Applications
- Communication Systems: Optimized for the transmit signal path in communication systems.
- High-Speed Data Conversion: Suitable for applications requiring high-speed data conversion, such as in radar, instrumentation, and medical imaging.
- Portable and Low Power Devices: Ideal for battery-powered devices due to its low power consumption and adjustable full-scale current.
- Aerospace and Defense: Used in various aerospace and defense applications where high performance and reliability are critical.
Q & A
- What is the resolution of the AD9752ARRL?
The AD9752ARRL has a 12-bit resolution.
- What is the maximum output update rate of the AD9752ARRL?
The maximum output update rate is 125 MSPS.
- Can the AD9752ARRL be used in differential output configurations?
- How can the full-scale output current of the AD9752ARRL be adjusted?
The full-scale output current can be adjusted from 2 mA to 20 mA via the internal control amplifier.
- What is the operating temperature range of the AD9752ARRL?
The operating temperature range is from -40°C to +85°C.
- Does the AD9752ARRL have separate power supply inputs for analog and digital sections?
- What is the output compliance range of the AD9752ARRL?
The output compliance range is -1.0 V to 1.25 V.
- Can the AD9752ARRL be used in low power applications?
- What type of logic does the digital input of the AD9752ARRL support?
The digital inputs support +2.7 V and +5 V CMOS logic families.
- Is the AD9752ARRL available in different package options?
