Overview
The AD9161BBCZRL is a high-performance, 11-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This component is designed to support data rates up to 6 GSPS and features a quad-switch architecture coupled with a 2× interpolator filter, enabling an effective DAC update rate of up to 12 GSPS in certain modes. The AD9161 is ideal for demanding high-speed radio frequency (RF) DAC applications due to its high dynamic range and bandwidth.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | - | - | 11 Bit | - |
| DAC Update Rate | 1.5 GSPS | - | 6.4 GSPS | GSPS |
| DAC Update Rate (with 2× interpolator) | 3 GSPS | - | 12.8 GSPS | GSPS |
| Output Current Range | 8 mA | - | 38.76 mA | mA |
| Package Type | - | - | 169-Ball CSP_BGA (11mm x 11mm x 0.95mm) | - |
| JESD204B Interface | - | - | Up to 8 lanes, programmable lane speed and number of lanes | - |
Key Features
- Quad-switch architecture with a 2× interpolator filter for high-speed operation.
- Supports data rates up to 6 GSPS and effective DAC update rates up to 12 GSPS.
- High dynamic range and bandwidth, suitable for demanding RF DAC applications.
- Configurable output current from 8 mA to 38.76 mA.
- Up to eight JESD204B serializer/deserializer (SERDES) lanes for flexible data interface.
- Serial Peripheral Interface (SPI) for configuration and status monitoring.
- Bypassable interpolation (1×, 2×, 3×, 4×, 6×, 8×, 12×, 16×, 24×) for various operating modes.
Applications
- Broadband communications systems, including DOCSIS 3.1 cable modem termination systems (CMTS), video on demand (VOD), and edge quadrature amplitude modulation (EQAM).
- Wireless communications infrastructure, such as W-CDMA, LTE, LTE-A.
- Instrumentation and automatic test equipment (ATE).
- Radar and jamming systems.
Q & A
- What is the resolution of the AD9161BBCZRL DAC?
The AD9161BBCZRL has a resolution of 11 bits.
- What are the supported data rates for the AD9161BBCZRL?
The AD9161BBCZRL supports data rates up to 6 GSPS.
- What is the maximum DAC update rate of the AD9161BBCZRL?
The maximum DAC update rate is up to 12.8 GSPS with the 2× interpolator enabled.
- What is the range of the output current for the AD9161BBCZRL?
The output current can be programmed from 8 mA to 38.76 mA.
- What type of package does the AD9161BBCZRL come in?
The AD9161BBCZRL is offered in a 169-ball CSP_BGA package (11mm x 11mm x 0.95mm).
- What interface does the AD9161BBCZRL use for data transmission?
The AD9161BBCZRL uses up to eight JESD204B serializer/deserializer (SERDES) lanes.
- How can the AD9161BBCZRL be configured and monitored?
The AD9161BBCZRL can be configured and monitored using a Serial Peripheral Interface (SPI).
- What are some of the key applications for the AD9161BBCZRL?
Key applications include broadband communications, wireless communications infrastructure, instrumentation, and radar systems.
- What is the significance of the 2× interpolator filter in the AD9161BBCZRL?
The 2× interpolator filter enables the DAC to operate at lower data rates and reduces overall system power and filtering requirements.
- Can the AD9161BBCZRL reconstruct RF carriers in different Nyquist zones?
Yes, the AD9161BBCZRL can reconstruct RF carriers in the second and third Nyquist zones up to 7.5 GHz.
