Overview
The AD9119BBCZRL, produced by Analog Devices Inc., is a high-performance 11-bit RF digital-to-analog converter (DAC) designed for advanced signal processing applications. This component supports data rates up to 2.85 GSPS and features a quad-switch architecture that enables dual-edge clocking, effectively increasing the DAC update rate to 5.7 GSPS in Mix-Mode or 2× interpolation configurations. The AD9119BBCZRL is optimized for RF signal synthesis up to 4.2 GHz, making it suitable for a wide range of high-frequency applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| DAC Update Rate (DACCLK_x Inputs) | 1400 | 2850 | 2850 | MSPS |
| Output Settling Time to 0.1% | 13 | 13 | 13 | ns |
| Spurious-Free Dynamic Range (SFDR) at fDAC = 2600 MSPS, fOUT = 100 MHz | -76 | -76 | -76 | dBc |
| Supply Voltage (VDDA, VDD) | 1.8 | 1.8 | 1.8 | V |
| Supply Voltage (VSSA) | -1.5 | -1.5 | -1.5 | V |
| Package Type | 160-Ball CSPBGA (12mm x 12mm x 1.4mm) | |||
Key Features
- Dual-port interface with double data rate (DDR) LVDS data receivers supporting up to 2850 MSPS conversion rate.
- Bypassable 2× interpolation filters to simplify post-reconstruction filtering.
- Mix-Mode operation for reconstructing RF carriers in the second and third Nyquist zones.
- On-chip delay locked loops (DLLs) for optimizing timing between different clock domains.
- Serial peripheral interface (SPI) for configuration and status monitoring.
- Programmable output current range from 9.5 mA to 34.4 mA.
- Differential frame/parity bit for interface integrity monitoring.
Applications
The AD9119BBCZRL is particularly suited for applications requiring high dynamic range and bandwidth, such as:
- CATV infrastructure for multicarrier generation up to 158 contiguous carriers.
- Direct RF synthesis in various wireless communication systems.
- High-frequency signal processing in radar, aerospace, and defense systems.
- Broadband communication systems, including 5G and beyond.
Q & A
- What is the maximum DAC update rate of the AD9119BBCZRL?
The maximum DAC update rate is up to 5.7 GSPS when configured for Mix-Mode or 2× interpolation. - What is the resolution of the AD9119BBCZRL?
The AD9119BBCZRL is an 11-bit RF digital-to-analog converter. - What is the supply voltage range for the AD9119BBCZRL?
The supply voltage range is +1.8 V and -1.5 V. - What type of package does the AD9119BBCZRL come in?
The AD9119BBCZRL is supplied in a 160-ball chip scale package ball grid array (CSPBGA) with dimensions of 12mm x 12mm x 1.4mm. - What is the significance of the quad-switch architecture in the AD9119BBCZRL?
The quad-switch architecture enables dual-edge clocking, effectively increasing the DAC update rate and enhancing dynamic performance. - What are the key interfaces supported by the AD9119BBCZRL?
The component supports a dual-port interface with DDR LVDS data receivers and a serial peripheral interface (SPI) for configuration and status monitoring. - What are some of the applications where the AD9119BBCZRL is particularly useful?
It is useful in CATV infrastructure, direct RF synthesis in wireless communication systems, high-frequency signal processing in radar and aerospace, and broadband communication systems. - How does the AD9119BBCZRL handle timing between different clock domains?
The component includes on-chip delay locked loops (DLLs) to optimize timing between different clock domains. - Can the output current of the AD9119BBCZRL be programmed?
Yes, the output current can be programmed over a range of 9.5 mA to 34.4 mA. - What is the purpose of the differential frame/parity bit in the AD9119BBCZRL?
The differential frame/parity bit is included to monitor the integrity of the interface.
