Overview
The AD9752ARUZRL7 is a high-performance, 12-bit resolution digital-to-analog converter (DAC) produced by Analog Devices Inc. It is part of the TxDAC series, specifically optimized for the transmit signal path in communication systems. This DAC offers exceptional AC and DC performance, supporting update rates up to 125 MSPS. The device is designed for low power consumption, making it suitable for portable and low-power applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | - | 12 | - | Bits |
| Integral Linearity Error (INL) at TA = +25°C | -1.5 | ±0.5 | +1.5 | LSB |
| Differential Nonlinearity (DNL) at TA = +25°C | -0.75 | ±0.25 | +0.75 | LSB |
| 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 |
| Output Propagation Delay (tPD) | - | - | 1 | ns |
| Operating Temperature Range | -40 | - | +85 | °C |
Key Features
- 12-bit resolution with high accuracy and linearity, ensuring precise analog output.
- Supports update rates up to 125 MSPS, making it suitable for high-speed applications.
- Flexible single-supply operating range of 4.5 V to 5.5 V, with low power dissipation (65 mW at reduced full-scale current output).
- Power-down mode reduces standby power dissipation to approximately 20 mW.
- Segmented current source architecture combined with proprietary switching techniques to reduce spurious components and enhance dynamic performance.
- Edge-triggered input latches and a 1.2 V temperature-compensated bandgap reference for a complete monolithic DAC solution.
- Digital inputs support +2.7 V to +5 V CMOS logic families.
- Separate power supply inputs for analog and digital sections, enhancing flexibility and performance.
Applications
- Communication systems: Optimized for the transmit signal path, making it ideal for base stations, digital synthesis, and quadrature modulation.
- Portable and low-power applications: Suitable due to its low power consumption and flexible operating range.
- Digital signal processing: High-speed and high-accuracy conversion makes it suitable for various DSP applications.
- Industrial and medical devices: Where precise and reliable analog output is required.
Q & A
- What is the resolution of the AD9752ARUZRL7 DAC?
The AD9752ARUZRL7 has a 12-bit resolution.
- What is the maximum update rate of the AD9752ARUZRL7?
The maximum update rate is up to 125 MSPS.
- What is the operating voltage range of the AD9752ARUZRL7?
The device operates within a single-supply range of 4.5 V to 5.5 V.
- How much power does the AD9752ARUZRL7 consume in normal operation?
The power dissipation is approximately 65 mW when the full-scale current output is reduced.
- Does the AD9752ARUZRL7 have a power-down mode?
Yes, it has a power-down mode that reduces standby power dissipation to about 20 mW.
- What type of logic does the digital input support?
The digital inputs support +2.7 V to +5 V CMOS logic families.
- What is the output compliance range of the AD9752ARUZRL7?
The output compliance range is -1.0 V to 1.25 V.
- What is the settling time of the AD9752ARUZRL7?
The output settling time (tST) to 0.1% is 35 ns.
- What are the typical applications of the AD9752ARUZRL7?
It is commonly used in communication systems, portable and low-power applications, digital signal processing, and industrial and medical devices.
- Does the AD9752ARUZRL7 have an integrated voltage reference?
Yes, it includes a 1.2 V temperature-compensated bandgap reference.
