Overview
The AD9739BBCZRL, produced by Analog Devices Inc., is a 14-bit, 2.5 GSPS high-performance RF digital-to-analog converter (DAC). This component is capable of synthesizing wideband signals from dc up to 3.0 GHz, making it suitable for a variety of high-frequency applications. The AD9739BBCZRL is manufactured on a 0.18 μm CMOS process and operates from 1.8 V and 3.3 V supplies. It is packaged in a 160-ball chip scale ball grid array (CSPBGA) to minimize package parasitics.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | - | 14 | - | Bits |
| Integral Nonlinearity (INL) | - | ±2.5 | - | LSB |
| Differential Nonlinearity (DNL) | - | ±2.0 | - | LSB |
| Gain Error (with Internal Reference) | - | 5.5 | - | % |
| Full-Scale Output Current | 8.66 | 20.2 | 31.66 | mA |
| Output Compliance Range | -1.0 | - | +1.0 | V |
| Common-Mode Output Resistance | - | 10 | - | MΩ |
| Differential Output Resistance | - | 70 | - | Ω |
| Output Capacitance | - | 1 | - | pF |
| Maximum Clock Rate | - | - | 2500 | MSPS |
Key Features
- High-Performance RF DAC: Capable of synthesizing wideband signals from dc up to 3.0 GHz.
- Quad-Switch DAC Architecture: Provides exceptional AC linearity performance and enables mix mode operation.
- Dual-Port LVDS Interface: Supports source synchronous, double data rate (DDR) clocking and is compatible with existing FPGA/ASIC technology.
- On-Chip Controllers: Manage external and internal clock domain variations over temperature to ensure reliable data transfer.
- Programmable Output Current: Adjustable from 8.66 mA to 31.66 mA.
- Low Power Consumption: Operates at 1.16 W at 2.5 GSPS.
- Multi-Chip Synchronization Capability: Allows for synchronized operation of multiple DACs.
- Serial Peripheral Interface (SPI): Used for device configuration and readback of status registers.
Applications
- Broadband Communications Systems: Suitable for DOCSIS CMTS systems and other high-speed communication applications.
- Military Jammers: Used in military communication and jamming systems.
- Instrumentation and Automatic Test Equipment: Ideal for high-frequency signal generation in test and measurement equipment.
- Radar and Avionics: Applied in radar systems and avionics due to its high-frequency synthesis capabilities.
Q & A
- What is the resolution of the AD9739BBCZRL DAC?
The AD9739BBCZRL is a 14-bit DAC.
- What is the maximum clock rate of the AD9739BBCZRL?
The maximum clock rate is 2500 MSPS.
- What type of interface does the AD9739BBCZRL use for data transfer?
The AD9739BBCZRL uses a dual-port, source synchronous, LVDS interface.
- How is the output current of the AD9739BBCZRL programmed?
The output current can be programmed over the range of 8.66 mA to 31.66 mA.
- What is the power consumption of the AD9739BBCZRL at 2.5 GSPS?
The power consumption is approximately 1.16 W at 2.5 GSPS.
- Does the AD9739BBCZRL support multi-chip synchronization?
Yes, it supports multi-chip synchronization capability.
- What is the package type of the AD9739BBCZRL?
The AD9739BBCZRL is packaged in a 160-ball chip scale ball grid array (CSPBGA).
- What are the typical applications of the AD9739BBCZRL?
It is used in broadband communications systems, military jammers, instrumentation, automatic test equipment, radar, and avionics.
- How does the AD9739BBCZRL manage clock domain variations?
On-chip controllers manage external and internal clock domain variations over temperature to ensure reliable data transfer.
- What interface is used for device configuration and status register readback?
A serial peripheral interface (SPI) is used for device configuration and readback of status registers.
