Overview
The AD9957BSVZ-REEL, produced by Analog Devices Inc., is a highly integrated electronic component designed for advanced communications systems. It functions as a universal I/Q modulator and agile upconverter, combining a high-speed direct digital synthesizer (DDS), a 14-bit digital-to-analog converter (DAC), clock multiplier circuitry, and various digital signal processing (DSP) functions on a single chip. This integration makes it ideal for applications where cost, size, power consumption, and dynamic performance are critical.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution of DAC | 14-bit | |
| Power Supply Voltages | 1.8 V, 3.3 V | V |
| Package Type | 100-lead TQFP_EP | |
| Operating Temperature Range | -40°C to +85°C | °C |
| Maximum Junction Temperature | 150°C | °C |
| Reference Clock Frequency | Up to 2 GHz | Hz |
| Interpolation Factors | 4× to 252× | |
| Dynamic Performance (SFDR) | >80 dB narrow-band | dB |
Key Features
- High-speed direct digital synthesizer (DDS)
- High-performance, 14-bit digital-to-analog converter (DAC)
- Clock multiplier circuitry and internal oscillator for single crystal operation
- Software and hardware controlled power-down
- Integrated RAM and phase modulation capability
- Multichip synchronization and easy interface to Blackfin SPORT
- Sin(x)/(x) correction (inverse sinc filter)
- Gain control DAC and internal divider
- Compliance with ESD standards and thermal protection features
Applications
- HFC data, telephony, and video modems
- Wireless base station transmissions
- Broadband communications transmissions
- Internet telephony
Q & A
- What is the primary function of the AD9957BSVZ-REEL?
The AD9957BSVZ-REEL functions as a universal I/Q modulator and agile upconverter for communications systems. - What are the key components integrated into the AD9957BSVZ-REEL?
It integrates a high-speed direct digital synthesizer (DDS), a 14-bit digital-to-analog converter (DAC), clock multiplier circuitry, and various DSP functions. - What are the supported power supply voltages for the AD9957BSVZ-REEL?
The component supports 1.8 V and 3.3 V power supply voltages. - What is the maximum reference clock frequency supported by the AD9957BSVZ-REEL?
The maximum reference clock frequency is up to 2 GHz. - What are the interpolation factors available on the AD9957BSVZ-REEL?
The interpolation factors range from 4× to 252×. - What is the dynamic performance of the AD9957BSVZ-REEL in terms of SFDR?
The dynamic performance exceeds 80 dB narrow-band SFDR. - What are some of the key applications of the AD9957BSVZ-REEL?
Key applications include HFC data, telephony, and video modems, wireless base station transmissions, broadband communications transmissions, and internet telephony. - Does the AD9957BSVZ-REEL support multichip synchronization?
Yes, it supports multichip synchronization. - What is the package type of the AD9957BSVZ-REEL?
The package type is 100-lead TQFP_EP. - What are the operating temperature ranges for the AD9957BSVZ-REEL?
The operating temperature range is from -40°C to +85°C.
