Overview
The AD9760ARUZ50RL7 is a high-performance, low-power 10-bit digital-to-analog converter (DAC) from Analog Devices Inc. It is part of the TxDAC series, which is optimized for the transmit signal path of communication systems. This DAC is manufactured using an advanced CMOS process and features a segmented current source architecture combined with a proprietary switching technique to enhance dynamic performance. The AD9760ARUZ50RL7 supports update rates up to 125 MSPS and is available in a 28-pin TSSOP package, making it suitable for a variety of applications requiring high speed and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 10 | Bits | ||
| Integral Linearity Error (INL) | -1.0 | ±0.5 | +1.0 | LSB |
| Differential Nonlinearity (DNL) | -0.5 | ±0.25 | +0.5 | LSB |
| Maximum Output Update Rate (fCLOCK) | 125 | MSPS | ||
| Output Settling Time (tST) (to 0.1%) | 35 | ns | ||
| Output Propagation Delay (tPD) | 1 | ns | ||
| Power Dissipation @ 5 V | 175 | mW | ||
| Power Dissipation @ 3 V | 45 | mW | ||
| Power-Down Mode @ 5 V | 25 | mW | ||
| Supply Voltage Range | 2.7 | 5.5 | V | |
| Full-Scale Current Adjustment Range | 2 | 20 | mA |
Key Features
- High-performance, low-power CMOS digital-to-analog converter with 10-bit resolution.
- Supports update rates up to 125 MSPS.
- Flexible single-supply operating range of 2.7 V to 5.5 V.
- Low power dissipation: 175 mW at 5 V and 45 mW at 3 V, with a power-down mode reducing standby power to approximately 25 mW.
- On-chip 1.20 V temperature-compensated bandgap reference.
- Edge-triggered input CMOS latches compatible with +3 V and +5 V CMOS logic families.
- Differential current outputs with a nominal full-scale output current of 20 mA and > 100 kΩ output impedance.
- Wide full-scale current adjustment span of 2 mA to 20 mA.
- Available in 28-pin SOIC and TSSOP packages.
Applications
- Communication systems: basestations, set-top boxes, digital radio links.
- Direct Digital Synthesis (DDS).
- Instrumentation.
- Portable and low-power applications due to its flexible supply options and low power dissipation.
Q & A
- What is the resolution of the AD9760ARUZ50RL7 DAC?
The AD9760ARUZ50RL7 has a 10-bit resolution.
- What is the maximum output update rate of the AD9760ARUZ50RL7?
The maximum output update rate is up to 125 MSPS.
- What is the power dissipation of the AD9760ARUZ50RL7 at 5 V and 3 V?
The power dissipation is 175 mW at 5 V and 45 mW at 3 V.
- What is the full-scale current adjustment range of the AD9760ARUZ50RL7?
The full-scale current can be adjusted over a range of 2 mA to 20 mA.
- What are the package options for the AD9760ARUZ50RL7?
The AD9760ARUZ50RL7 is available in 28-pin SOIC and TSSOP packages.
- What is the supply voltage range for the AD9760ARUZ50RL7?
The supply voltage range is from 2.7 V to 5.5 V.
- Does the AD9760ARUZ50RL7 have an on-chip reference?
Yes, it has an on-chip 1.20 V temperature-compensated bandgap reference.
- What are the typical applications of the AD9760ARUZ50RL7?
Typical applications include communication systems, direct digital synthesis (DDS), instrumentation, and portable low-power applications.
- How does the AD9760ARUZ50RL7 reduce power consumption?
The AD9760ARUZ50RL7 reduces power consumption through a power-down mode that lowers standby power to approximately 25 mW and by adjusting the full-scale current output.
- What is the output impedance of the AD9760ARUZ50RL7?
The output impedance is greater than 100 kΩ.
