Overview
The AD9858BSVZ, produced by Analog Devices Inc., is a high-performance direct digital synthesizer (DDS) designed for generating frequency-agile analog output sine waves. It features a 10-bit digital-to-analog converter (DAC) that operates up to 1 GSPS, making it suitable for a wide range of high-frequency synthesis applications. The AD9858BSVZ integrates advanced DDS technology with a high-speed DAC, a programmable charge pump, and a phase frequency detector, enabling fast frequency hopping and fine tuning resolution. The device supports both parallel and serial control interfaces, enhancing its versatility in various systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Internal Clock Speed | Up to 1 GSPS | |
| Input Clock Frequency | Up to 2 GHz (selectable divide-by-2) | |
| DAC Resolution | 10-bit | |
| Frequency Tuning Word | 32-bit programmable | |
| Power Supply | 3.3 V | V |
| Power Dissipation | Typical 2 W | W |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 100-TQFP-EP (14x14) |
Key Features
- High-speed internal clock up to 1 GSPS
- Integrated 10-bit DAC with excellent phase noise and SFDR
- 32-bit programmable frequency register for fine tuning resolution
- Simplified 8-bit parallel and SPI serial control interface
- Automatic frequency sweeping capability and 4 frequency profiles
- Integrated programmable charge pump and phase frequency detector with fast lock circuit
- Isolated charge pump supply up to 5 V
- Integrated 2 GHz mixer for frequency translation loops and tuners
Applications
- VHF/UHF LO synthesis
- Tuners and instrumentation
- Agile clock synthesis
- Cellular base station hopping synthesizers
- Radar systems
- SONET/SDH clock synthesis
Q & A
- What is the maximum internal clock speed of the AD9858BSVZ?
The maximum internal clock speed of the AD9858BSVZ is up to 1 GSPS.
- What is the resolution of the DAC in the AD9858BSVZ?
The DAC resolution in the AD9858BSVZ is 10-bit.
- What is the range of the input clock frequency for the AD9858BSVZ?
The input clock frequency for the AD9858BSVZ can be up to 2 GHz, with a selectable divide-by-2 option.
- How is the frequency tuning controlled in the AD9858BSVZ?
The frequency tuning in the AD9858BSVZ is controlled via a 32-bit programmable frequency register, which can be loaded through either parallel or serial interfaces.
- What are the power supply requirements for the AD9858BSVZ?
The AD9858BSVZ operates on a 3.3 V power supply.
- What is the typical power dissipation of the AD9858BSVZ?
The typical power dissipation of the AD9858BSVZ is 2 W.
- What is the operating temperature range of the AD9858BSVZ?
The AD9858BSVZ operates over an extended industrial temperature range of -40°C to +85°C.
- What package type is the AD9858BSVZ available in?
The AD9858BSVZ is available in a 100-TQFP-EP (14x14) package.
- What are some common applications of the AD9858BSVZ?
The AD9858BSVZ is commonly used in VHF/UHF LO synthesis, tuners, instrumentation, agile clock synthesis, cellular base station hopping synthesizers, radar systems, and SONET/SDH clock synthesis.
- Does the AD9858BSVZ have integrated mixer functionality?
Yes, the AD9858BSVZ includes an integrated 2 GHz mixer for applications requiring frequency translation loops and tuners.
