AD9081BBCZ - Quad 16-Bit 12GSPS RF DAC & 12-Bit 4GSPS ADC | Analog Devices
부품 번호: AD9081BBCZ ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 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 개요
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.
드롭인 대체품: AD9081BBCZ — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: AD9081BBCZ (동일 폼 팩터 및 풋프린트) — 차이점: ADC Maximum Sample Rate.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
AD9081BBPZ-4D4AC
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
AD9082BBCZ
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$1100 / 개
데이터시트 보기 →AD9174BBCZ
⚡ 동일 패키지✓ 재고 있음
가격 문의
데이터시트 보기 →AD9173BBCZ
⚡ 동일 패키지✓ 재고 있음
$120 / 개
데이터시트 보기 →AD9172BBCZ
⚡ 동일 패키지✓ 재고 있음
$59.7 / 개
데이터시트 보기 →AD9081BBCZ 최대 정격 & 전기적 특성
| 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 |
| 패키지 | 324-BGA-ED (15x15 mm) |
| 실장 유형 | Surface Mount |
| Core Supply Voltage | 1.0 V |
| I/O Supply Voltage | 1.8 V |
| RoHS 상태 | Compliant |
AD9081BBCZ 핀 구성
| 핀 A1 | GND — Ground |
| 핀 A2 | DAC0_P — DAC0 positive output |
| 핀 A3 | DAC0_N — DAC0 negative output |
| 핀 B1 | DAC1_P — DAC1 positive output |
| 핀 B2 | DAC1_N — DAC1 negative output |
| 핀 C1 | ADC0_P — ADC0 positive input |
| 핀 C2 | ADC0_N — ADC0 negative input |
| 핀 D1 | ADC1_P — ADC1 positive input |
| 핀 D2 | ADC1_N — ADC1 negative input |
| 핀 E1 | VDD_1P0 — 1.0 V core supply |
| 핀 E2 | VDD_1P8 — 1.8 V I/O supply |
| 핀 F1 | CLK_P — Clock positive input |
| 핀 F2 | CLK_N — Clock negative input |
| 핀 G1 | SYSREF_P — System reference positive input |
| 핀 G2 | SYSREF_N — System reference negative input |
| 핀 H1 | JESD_TX_P — JESD204C transmit positive |
| 핀 H2 | JESD_TX_N — JESD204C transmit negative |
| 핀 J1 | JESD_RX_P — JESD204C receive positive |
| 핀 J2 | JESD_RX_N — JESD204C receive negative |
| 핀 K1 | RESET — Reset input |
일반적인 애플리케이션
AD9081BBCZ 적합 용도: 6 애플리케이션s: 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.
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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.
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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.
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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.
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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.
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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.
추천
추천 제품 요약
엔지니어링 참조 데이터: AD9081BBCZ — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | 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 |
주요 차별점
- 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)
설계 노트
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.
규정 준수 정보
RoHS compliance is indicated on the Analog Devices product page. Other compliance details are not specified in the verified data.
