AD9788BSVZRL

The AD9788BSVZRL is a high-performance, dual 16-bit digital-to-analog converter (DAC) with a sampling rate of 800 million samples per second (MSPS). This device is part of the AD9785/AD9787/AD9788 family, which offers 12-bit, 14-bit, and 16-bit resolutions respectively. The AD9788BSVZRL stands out for its high dynamic range and its ability to generate multicarrier signals up to the Nyquist frequency.

Key Features:

1. High Resolution and Sampling Rate:
   • The AD9788BSVZRL provides 16-bit resolution and a sampling rate of 800 MSPS, enabling high-fidelity signal reconstruction and multicarrier generation.
2. Optimized for Direct Conversion Transmit Applications:
   • The DAC outputs are designed to interface seamlessly with analog quadrature modulators, such as the ADL5375 family from Analog Devices. This makes it ideal for direct conversion transmit applications, including complex digital modulation.
3. Gain, Phase, and Offset Compensation:
   • The device includes features for optimizing direct conversion transmit applications, such as gain, phase, and offset compensation, ensuring accurate signal transmission.
4. Low Power 32-Bit Complex Numerically Controlled Oscillator (NCO):
   • The AD9788BSVZRL incorporates a low-power 32-bit complex NCO, allowing carrier placement anywhere in the DAC bandwidth while adding minimal power consumption.
5. Programmable Full-Scale Output Current:
   • The full-scale output current can be programmed over a range of 10 mA to 30 mA, providing flexibility for different application requirements.
6. Serial Peripheral Interface (SPI):
   • An SPI interface is provided for programming and readback of many internal parameters, facilitating easy configuration and monitoring.
7. Advanced CMOS Process:
   • The AD9788BSVZRL is manufactured using a 0.18 μm CMOS process, ensuring low power consumption and high reliability.
8. Package and Power Supply:
   • The device is enclosed in a 100-lead thin quad flat package (TQFP), and it operates from 1.8 V and 3.3 V power supplies.

Applications:

• Wireless Infrastructure: Suitable for wireless communication standards such as W-CDMA, CDMA2000, TD-SCDMA, WiMAX, and GSM.
• Digital High or Low IF Synthesis: Ideal for intermediate frequency (IF) synthesis in radio frequency (RF) systems.
• Transmit Diversity: Supports transmit diversity techniques in wireless communication systems.
• Wideband Communications: Suitable for local multipoint distribution service (LMDS) and multichannel multipoint distribution service (MMDS) applications, as well as point-to-point communications.

In summary, the AD9788BSVZRL is a versatile and high-performance DAC suitable for a wide range of wireless and broadband communication applications. Its high resolution, sampling rate, and optimized features make it an ideal choice for engineers looking to achieve superior signal processing performance.