AD9081BBCZ - Quad 16-Bit 12GSPS RF DAC & 12-Bit 4GSPS ADC | Analog Devices
Référence : AD9081BBCZ ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $1353.55 | $1 353,55 |
| 10 | $1285.87 | $12 858,70 |
| 100 | $1218.2 | $121 820,00 |
| 500 | $1150.52 | $575 260,00 |
| 1 000 | $1082.84 | $1 082 840,00 |
AD9081BBCZ Présentation
A mixed signal front end (MxFE) is a single-chip solution that integrates high-speed data converters with analog front-end circuitry, such as amplifiers, filters, and mixers, to interface directly with RF signals. In the signal chain hierarchy, the MxFE sits between the antenna and the digital baseband processor, replacing multiple discrete components with a single, highly integrated device. This integration reduces board space, power consumption, and design complexity while improving performance by minimizing parasitic effects and signal degradation.
Key features of the AD9081 include a 16-bit DAC with a maximum sample rate of 12 GSPS, a 12-bit ADC with a maximum sample rate of 4 GSPS, and a flexible digital signal processing (DSP) chain with programmable decimation and interpolation filters. The device supports multiple operating modes, including single-band and multi-band configurations, and offers a wide input frequency range up to 5 GHz for the ADC and output frequency range up to 7 GHz for the DAC. The AD9081 also includes an integrated clock multiplier, phase-locked loop (PLL), and digital up/down converters, simplifying system design.
The AD9081 utilizes advanced BiCMOS process technology, achieving high linearity and low noise performance. The DAC features a spurious-free dynamic range (SFDR) of dBc, while the ADC achieves a signal-to-noise ratio (SNR) of dBFS. The device operates from a 1.0 V core supply and 1.8 V I/O supply, with a total power dissipation of W. The JESD204C interface supports subclass 1 deterministic latency, ensuring precise synchronization across multiple devices.
Typical applications include 5G massive MIMO base stations, phased array radar, electronic warfare, and broadband test and measurement equipment. The AD9081's high sample rates and wide bandwidth make it ideal for direct RF sampling architectures, eliminating the need for multiple downconversion stages. In 5G systems, the device enables the digitization of entire frequency bands, simplifying the radio design and improving flexibility.
When designing with the AD9081, careful attention must be paid to power supply decoupling and clock jitter, as these directly impact the converter's dynamic performance. The device requires a clean, low-jitter clock source, and the use of high-quality bypass capacitors is essential. Additionally, the thermal management of the 324-ball BGA package should be considered, as the device can dissipate significant power at high sample rates.
Alternatives de remplacement direct pour AD9081BBCZ — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec AD9081BBCZ (même facteur de forme et même empreinte) — différant par ADC Maximum Sample Rate.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
AD9081BBPZ-4D4AC
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
AD9082BBCZ
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1100 / unité
Voir la fiche technique →AD9174BBCZ
⚡ Même boîtier✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →AD9173BBCZ
⚡ Même boîtier✓ En stock
$120 / unité
Voir la fiche technique →AD9172BBCZ
⚡ Même boîtier✓ En stock
$59.7 / unité
Voir la fiche technique →AD9081BBCZ Valeurs maximales et caractéristiques électriques
| DAC Resolution | 16-bit |
| DAC Maximum Sample Rate | 12 GSPS |
| ADC Resolution | 12-bit |
| ADC Maximum Sample Rate | 4 GSPS |
| Number of DAC Channels | 4 |
| Number of ADC Channels | 4 |
| Serial Interface | JESD204C (24.75 Gbps) or JESD204B (15.5 Gbps) |
| Number of Lanes | 16 |
| Boîtier | 324-BGA-ED (15x15 mm) |
| Type de montage | Surface Mount |
| Core Supply Voltage | 1.0 V |
| I/O Supply Voltage | 1.8 V |
| Statut RoHS | Compliant |
Configuration des broches de AD9081BBCZ
| Broche A1 | GND — Ground |
| Broche A2 | DAC0_P — DAC0 positive output |
| Broche A3 | DAC0_N — DAC0 negative output |
| Broche B1 | DAC1_P — DAC1 positive output |
| Broche B2 | DAC1_N — DAC1 negative output |
| Broche C1 | ADC0_P — ADC0 positive input |
| Broche C2 | ADC0_N — ADC0 negative input |
| Broche D1 | ADC1_P — ADC1 positive input |
| Broche D2 | ADC1_N — ADC1 negative input |
| Broche E1 | VDD_1P0 — 1.0 V core supply |
| Broche E2 | VDD_1P8 — 1.8 V I/O supply |
| Broche F1 | CLK_P — Clock positive input |
| Broche F2 | CLK_N — Clock negative input |
| Broche G1 | SYSREF_P — System reference positive input |
| Broche G2 | SYSREF_N — System reference negative input |
| Broche H1 | JESD_TX_P — JESD204C transmit positive |
| Broche H2 | JESD_TX_N — JESD204C transmit negative |
| Broche J1 | JESD_RX_P — JESD204C receive positive |
| Broche J2 | JESD_RX_N — JESD204C receive negative |
| Broche K1 | RESET — Reset input |
Applications typiques
AD9081BBCZ convient pour 6 applications: 5G Massive MIMO Base Stations, Phased Array Radar, Electronic Warfare, Broadband Test and Measurement, Satellite Communication, Software-Defined Radio.
5G Massive MIMO Base Stations
The AD9081BBCZ is ideal for 5G massive MIMO base stations, where its quad 16-bit 12 GSPS DAC and quad 12-bit 4 GSPS ADC enable direct RF sampling of multiple channels. The high sample rates and wide bandwidth support carrier aggregation and beamforming, while the JESD204C interface ensures high-speed data transfer to FPGAs. The device's integration reduces board space and power consumption, critical for dense antenna arrays. Its performance allows for flexible frequency planning and software-defined radio architectures, meeting the demanding requirements of 5G NR.
Recommandé
Phased Array Radar
In phased array radar systems, the AD9081BBCZ provides the high dynamic range and bandwidth needed for target detection and tracking. The quad ADC and DAC channels allow simultaneous processing of multiple beams, while the 12 GSPS DAC enables direct generation of RF waveforms. The device's JESD204C interface supports deterministic latency, essential for coherent beamforming. Its integration simplifies the radar front-end, reducing size, weight, and power (SWaP) for airborne and ground-based systems. The wide operating frequency range supports X-band and Ku-band applications.
Recommandé
Electronic Warfare
The AD9081BBCZ is well-suited for electronic warfare (EW) systems that require wide instantaneous bandwidth and high sensitivity. The 4 GSPS ADC captures broadband signals for threat detection, while the 12 GSPS DAC enables generation of jamming waveforms. The device's fast sample rates and high SFDR/SNR ensure accurate signal analysis and effective countermeasures. Its compact BGA package and integrated DSP functions reduce system complexity, enabling deployment in size-constrained platforms. The JESD204C interface provides the data throughput needed for real-time processing.
Recommandé
Broadband Test and Measurement
For test and measurement equipment, the AD9081BBCZ offers the high sample rates and resolution required for analyzing wideband signals. The 12 GSPS DAC can generate arbitrary waveforms with high fidelity, while the 4 GSPS ADC captures signals with excellent dynamic range. The device's multiple channels enable simultaneous testing of multiple DUTs, increasing throughput. Its integrated DSP filters simplify signal conditioning, and the JESD204C interface ensures low-latency data transfer to processing units. This makes the AD9081 ideal for oscilloscopes, spectrum analyzers, and signal generators.
Recommandé
Satellite Communication
In satellite communication systems, the AD9081BBCZ enables direct RF sampling of wideband signals, reducing the need for multiple downconversion stages. The high sample rates support high-throughput links, while the quad channels allow for multiple beams or polarizations. The device's low power consumption is critical for space-based platforms, and its integrated DSP functions provide flexibility for various modulation schemes. The JESD204C interface ensures reliable data transfer to baseband processors, making the AD9081 a key component in modern satellite transceivers.
Recommandé
Software-Defined Radio
The AD9081BBCZ is a cornerstone for software-defined radio (SDR) platforms, providing the flexibility to handle multiple frequency bands and standards. Its wideband ADC and DAC allow digitization of entire bands, enabling reconfigurable radio architectures. The device's high sample rates and dynamic range support advanced modulation schemes, while the JESD204C interface simplifies integration with FPGAs. The compact BGA package and integrated DSP reduce board space, making it suitable for portable and embedded SDR systems. This enables rapid deployment of new waveforms and standards.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour AD9081BBCZ — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | AD9081BBPZ-4D4AC | AD9082BBCZ | AD9174BBCZ |
|---|---|---|---|---|
| Package | 324-BGA-ED (15x15 mm) | 324-BGA-ED (15x15 mm) | 324-BGA-ED (15x15 mm) | 324-BGA-ED (15x15 mm) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| DAC Resolution | 16-bit | 16-bit | 16-bit | 16-bit |
| DAC Max Sample Rate | 12 GSPS | 12 GSPS | 12 GSPS | 12 GSPS |
| ADC Resolution | 12-bit | 12-bit | 12-bit | N/A (DAC only) |
| ADC Max Sample Rate | 4 GSPS | 4 GSPS | 4 GSPS | N/A (DAC only) |
| Serial Interface | JESD204C (24.75 Gbps) or JESD204B (15.5 Gbps) | JESD204C (24.75 Gbps) or JESD204B (15.5 Gbps) | JESD204C (24.75 Gbps) or JESD204B (15.5 Gbps) | JESD204C (24.75 Gbps) or JESD204B (15.5 Gbps) |
| Number of Channels | 4 DAC, 4 ADC | 4 DAC, 4 ADC | 4 DAC, 4 ADC | 4 DAC, 0 ADC |
Principaux différenciateurs
- Integrated quad DAC and ADC in a single device (vs AD9174BBCZ)
- Higher ADC sample rate (vs AD9082BBCZ)
- JESD204C interface with 24.75 Gbps lane rate (vs AD9174BBCZ)
Notes de conception
The AD9081BBCZ requires clean power supplies for optimal performance. Use low-noise LDOs for the 1.0 V core and 1.8 V I/O supplies, and place decoupling capacitors (100 nF and 10 uF) close to each power pin. Avoid sharing supplies with digital logic to prevent noise coupling into the converters.
The AD9081BBCZ can dissipate significant power at high sample rates. Ensure adequate thermal management by using a thermal pad on the PCB and providing a low-thermal-resistance path to the ground plane. Consider using a heatsink or forced air cooling if the device operates at maximum sample rates continuously.
For high-speed signals, use controlled impedance traces and minimize trace lengths. Route the JESD204C differential pairs with 100-ohm differential impedance and maintain proper spacing to reduce crosstalk. Use ground vias around high-speed signal vias to provide return paths and reduce EMI.
Informations de conformité
RoHS compliance is indicated on the Analog Devices product page. Other compliance details are not specified in the verified data.
