Overview
The AD9081BBPZ-4D4AB, produced by Analog Devices Inc., is a highly integrated mixed signal front end (MxFE®) device. It features four 16-bit, 12 GSPS maximum sample rate RF digital-to-analog converters (DACs) and four 12-bit, 4 GSPS RF analog-to-digital converters (ADCs). This device is designed for applications requiring wideband ADCs and DACs to process signals with wide instantaneous bandwidth.
Key Specifications
| Parameter | Specification |
|---|---|
| DAC Resolution and Sample Rate | 16-bit, up to 12 GSPS |
| ADC Resolution and Sample Rate | 12-bit, up to 4 GSPS |
| JESD204 Interface | Supports JESD204B (up to 15.5 Gbps) and JESD204C (up to 24.75 Gbps) |
| Number of DACs and ADCs | 4 DACs and 4 ADCs (4D4A configuration) |
| On-Chip PLL and Clocking | On-chip PLL with multichip synchronization and external RFCLK input option |
| Package and Size | 15 mm × 15 mm, 324-ball BGA with 0.8 mm pitch |
| Band Support | Single, dual, and quad band support |
Key Features
- Flexible, reconfigurable common platform design
- Datapaths and DSP blocks are fully bypassable
- DAC to ADC sample rate ratios of 1, 2, 3, and 4
- TDD power savings option and sharing ADCs
- Low latency loopback and frequency hopping modes
- Supports real or complex digital data (8-, 12-, 16-, or 24-bit)
- SERDES JESD204B/JESD204C interface with 16 lanes up to 24.75 Gbps
Applications
- Wireless communications infrastructure
- Microwave point to point, E-band, and 5G mmWave
- Broadband communications systems (DOCSIS 3.1 and 4.0 CMTS)
- Phased array radar and electronic warfare
- Electronic test and measurement systems
Q & A
- What is the maximum sample rate of the DACs in the AD9081BBPZ-4D4AB?
The maximum sample rate of the DACs is 12 GSPS.
- How many ADCs and DACs does the AD9081BBPZ-4D4AB have?
The device has 4 ADCs and 4 DACs (4D4A configuration).
- What JESD204 interface standards does the AD9081BBPZ-4D4AB support?
The device supports both JESD204B and JESD204C interface standards.
- What is the package size of the AD9081BBPZ-4D4AB?
The package size is 15 mm × 15 mm, with a 324-ball BGA and 0.8 mm pitch.
- Does the AD9081BBPZ-4D4AB support multiband operations?
Yes, it supports single, dual, and quad band operations.
- What are the key applications of the AD9081BBPZ-4D4AB?
Key applications include wireless communications infrastructure, microwave point to point, 5G mmWave, phased array radar, and electronic test and measurement systems.
- Does the AD9081BBPZ-4D4AB have on-chip DSP capabilities?
Yes, the device features digital signal processing (DSP) capability targeted at wideband or multiband direct to RF applications.
- Can the datapaths and DSP blocks be bypassed in the AD9081BBPZ-4D4AB?
Yes, the datapaths and DSP blocks are fully bypassable.
- What is the purpose of the TDD power savings option in the AD9081BBPZ-4D4AB?
The TDD power savings option is designed to reduce power consumption during time division duplex (TDD) operations.
- Does the AD9081BBPZ-4D4AB support frequency hopping modes?
Yes, it supports low latency loopback and frequency hopping modes, particularly useful for phased array radar and electronic warfare applications.
