ADL5569BCPZ - 6.5GHz Dual Differential ADC Driver | Analog Devices
Артикул: ADL5569BCPZ ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $14.5 | $14,50 |
| 10 | $13.05 | $130,50 |
| 100 | $11.6 | $1.160,00 |
| 500 | $10.45 | $5.225,00 |
| 1.000 | $9.28 | $9.280,00 |
ADL5569BCPZ Обзор
An ADC driver is a specialized amplifier placed between a signal source (balun, filter, mixer) and a high-speed analog-to-digital converter, whose role is to provide gain, impedance matching, common-mode level shifting, and anti-alias filtering while preserving the signal-to-noise ratio. ADC drivers sit in the signal chain between the front-end transducer/balun block and the ADC sampling front-end; they are a subcategory of differential amplifiers and a critical component of the data-acquisition subsystem in modern software-defined radios, radar receivers, and broadband instrumentation.
Key features include a 3 dB bandwidth of 6.5 GHz, 24 V/ns slew rate, 91.7 dB spurious-free dynamic range at 100 MHz, and 10 mV maximum input offset voltage. The dual architecture allows two independent channels in a compact footprint, and the exposed-pad LFCSP package provides low thermal resistance of 38 °C/W for reliable operation at elevated ambient temperatures.
The ADL5569 uses a SiGe bipolar process combined with on-chip precision resistors, eliminating external component-induced PCBs and tolerances for slope changes. The internal common-mode feedback draws power from a dedicated VCOM pin that must be driven by an external low-impedance source; the part cannot be regarded as high-Z for purposes of voltage-divider calculations.
Typical applications include ADC driving for high-IF sampling architectures, baseband amplification for differential signal chains, gain blocks for broadband instrumentation, and differential cable drivers. The wide bandwidth also supports direct-conversion and low-IF receiver paths in communications transceivers.
When designing with the ADL5569, place the device as close as possible to the ADC inputs to minimize parasitic capacitance, and route differential pairs with controlled 100 Ω differential impedance. AC-coupling capacitors should be selected to keep the desired low-frequency cutoff. The exposed pad must be soldered to a continuous ground plane for thermal dissipation and RF grounding.
This page synthesizes distributor pricing, drop-in package equivalents, and practical design notes that go beyond the manufacturer datasheet, giving the engineer a single source for sourcing, comparison, and layout guidance.
Аналоги без доработки для ADL5569BCPZ — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с ADL5569BCPZ (тот же форм-фактор и посадочное место) — отличается по -3 dB Bandwidth, Slew Rate.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
ADL5569BCPZ-R7
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ADL5565ACPZ
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ADL5566ACPZ
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ADL5569BCPZ Максимальные параметры и электрические характеристики
| Product Type | Dual differential amplifier / ADC driver |
| Number of Channels | 2 (dual) |
| Voltage Gain | 20 dB (fixed) |
| -3 dB Bandwidth | 6.5 GHz |
| Slew Rate | 24 V/ns |
| RTI Noise Spectral Density | 1.0 nV/√Hz at 100 MHz |
| Input Offset Voltage (max) | 10 mV |
| Spurious-Free Dynamic Range | 91.7 dB at 100 MHz |
| Диапазон рабочих температур | -40 °C to +85 °C |
| Корпус | 16-LFCSP (2.5 mm x 3 mm) with exposed pad |
| Thermal Resistance (θJA) | 38 °C/W |
| Тип монтажа | Surface Mount |
| Уровень MSL | 3 |
| Статус RoHS | Compliant |
Конфигурация выводов ADL5569BCPZ
| Контакт 1 | VIP1 — Channel 1 positive input |
| Контакт 2 | VIN1 — Channel 1 negative input |
| Контакт 3 | VCOM1 — Channel 1 common-mode voltage (driven externally) |
| Контакт 4 | OUT1P — Channel 1 positive output |
| Контакт 5 | OUT1N — Channel 1 negative output |
| Контакт 6 | VCC1 — Channel 1 positive supply |
| Контакт 7 | VEE1 — Channel 1 negative supply |
| Контакт 8 | GND — Ground reference |
| Контакт 9 | GND — Ground reference |
| Контакт 10 | VEE2 — Channel 2 negative supply |
| Контакт 11 | VCC2 — Channel 2 positive supply |
| Контакт 12 | VCOM2 — Channel 2 common-mode voltage (driven externally) |
| Контакт 13 | VIP2 — Channel 2 positive input |
| Контакт 14 | VIN2 — Channel 2 negative input |
| Контакт 15 | OUT2P — Channel 2 positive output |
| Контакт 16 | OUT2N — Channel 2 negative output |
Типичное применение
ADL5569BCPZ подходит для 6 применениеs: High-IF ADC Driver for Communications Receivers, Baseband Amplification for Differential Signal Chains, Broadband Test and Measurement Instrumentation, Radar and EW Receiver Front-Ends, Differential Line Driver for High-Speed Data Links, Medical Imaging and Ultrasound Receiver Chains.
High-IF ADC Driver for Communications Receivers
The ADL5569BCPZ is purpose-built for driving high-IF sampling ADCs such as the AD9689 (14-bit, 2.0 GSPS) and AD9208 (14-bit, 3.0 GSPS) used in multiband software-defined-radio receivers. Its 6.5 GHz -3 dB bandwidth preserves signal integrity for IF frequencies up to several GHz, while the 24 V/ns slew rate cleanly settles the ADC sampling kick. The dual-channel architecture supports I/Q signal-chain amplification with matched gain and phase, and the 91.7 dB SFDR at 100 MHz keeps spurious tones well below the ADC noise floor for receivers targeting wide dynamic range across cellular, military, and instrumentation bands.
Рекомендуется
Baseband Amplification for Differential Signal Chains
In baseband signal chains, the ADL5569BCPZ provides 20 dB of fixed differential gain with 100 Ω differential I/O for direct interface to baseband ADCs, DACs, and quadrature modulators/demodulators. Its 1.0 nV/√Hz RTI noise spectral density preserves signal-to-noise ratio for sensitive narrow-band receivers, while the low 10 mV input offset voltage simplifies DC-coupling to downstream converters. Engineers commonly place the ADL5569 between a baseband filter and a high-resolution ADC, AC-coupling with 0.1 µF capacitors to set the low-frequency cutoff, and routing the differential pairs with controlled 100 Ω differential impedance.
Рекомендуется
Broadband Test and Measurement Instrumentation
Test and measurement equipment such as oscilloscope front-ends, spectrum analyzer IF strips, and arbitrary waveform generator output stages leverage the ADL5569BCPZ for its combination of 6.5 GHz bandwidth, 24 V/ns slew rate, and dual-channel density. The 20 dB fixed gain provides headroom for driving 50 Ω instrument inputs and 100 Ω differential ADC loads with matched gain across both channels, while the LFCSP-16 package (2.5 mm x 3 mm) keeps board real estate minimal in multi-channel instruments. Designers use the ADL5569 to build 4-channel front-ends by placing two devices in matched pairs with shared supply and reference planes.
Рекомендуется
Radar and EW Receiver Front-Ends
Phased-array radar, SIGINT, and electronic-warfare receivers use the ADL5569BCPZ as an IF amplifier between the mixer and the digitizing ADC, where its 6.5 GHz bandwidth supports wide instantaneous bandwidths and its 91.7 dB SFDR at 100 MHz preserves the receiver's spur-free dynamic range critical for detecting weak signals in the presence of strong interferers. The dual-channel format enables direct I/Q amplification with matched phase, simplifying calibration in coherent receiver designs. The exposed-pad LFCSP package provides the low thermal resistance required in densely populated receiver modules with hundreds of channels.
Рекомендуется
Differential Line Driver for High-Speed Data Links
High-speed serial data links including backplane SERDES, HDMI/DiplayPort redrivers, and high-speed test interfaces use the ADL5569BCPZ as a differential line driver when the data rate exceeds 5 Gbps and conventional op-amps cannot keep up. Its 6.5 GHz bandwidth exceeds the Nyquist requirement for 10 Gbps NRZ signals, while the 24 V/ns slew rate maintains clean edges with minimal jitter contribution. The dual-channel format is well-matched to differential-pair signals, and the 100 Ω differential I/O supports direct connection to 100 Ω transmission systems and AC-coupled cable drivers.
Рекомендуется
Medical Imaging and Ultrasound Receiver Chains
Ultrasound and other medical imaging systems use the ADL5569BCPZ in the receiver signal chain after the time-gain-control (TGC) amplifier and before the high-speed imaging digitizer, where its 1.0 nV/√Hz RTI noise preserves the dynamic range required to resolve small tissue features and its 6.5 GHz bandwidth supports very high sampling rates for harmonic imaging modes. The dual-channel format enables matched-channel beamformer channels with consistent gain and phase. The LFCSP-16 package is small enough to fit in dense multi-channel probe and portable-system designs while the exposed pad keeps junction temperatures in check.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для ADL5569BCPZ — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | ADL5569BCPZ-R7 | ADL5565ACPZ | ADL5566ACPZ |
|---|---|---|---|---|
| Package | 16-LFCSP (2.5x3) | 16-LFCSP (2.5x3) - same | 16-LFCSP (2.5x3) - same | 16-LFCSP (2.5x3) - same |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Voltage Gain | 20 dB | 20 dB | 20 dB | 20 dB |
| -3 dB Bandwidth | 6.5 GHz | 6.5 GHz | 5 GHz | 4.5 GHz |
| Number of Channels | 2 (dual) | 2 (dual) | 2 (dual) | 2 (dual) |
Ключевые отличия
- 6.5 GHz bandwidth with 20 dB fixed gain (против ADL5565ACPZ)
- Highest SFDR in the ADL556x family (против ADL5566ACPZ)
- Dual matched channels in compact 2.5x3 mm LFCSP (против ADL5569BCPZ-R7)
Заметки по проектированию
Place the ADL5569BCPZ as close as physically possible to the ADC inputs to minimize parasitic capacitance and inductance on the differential signal path. Route each differential pair (VIP/VIN and OUTP/OUTN) with controlled 100 Ω differential impedance, keep trace lengths matched within 0.5 mm to preserve common-mode rejection, and avoid crossing differential pairs over splits or voids in the ground plane. Stitch the ground plane with vias on a 2 mm pitch around the periphery of the LFCSP-16 footprint to suppress resonances and provide a low-impedance return path.
The exposed thermal pad on the underside of the LFCSP-16 must be soldered to a continuous ground plane with a via array (typically 4 to 9 thermal vias) to achieve the datasheet thermal resistance of 38 °C/W. Without the thermal pad soldered, the device may exceed the 125 °C junction limit under full-load operation. At maximum specified ambient (85 °C) and worst-case quiescent dissipation, the junction temperature rise above ambient should be calculated as Pdiss × 38 °C/W and confirmed below 125 °C for reliable operation.
The VCOM pin cannot be treated as high-impedance for purposes of voltage-divider calculations with the 2 kΩ and 15.4 kΩ internal network. The VCOM pin must be driven by an external low-impedance source (typically the ADC common-mode output) and bypassed with a 0.1 µF ceramic capacitor placed within 2 mm of the pin. Floating or high-impedance drive of VCOM will result in degraded gain accuracy, output common-mode shift, and reduced distortion performance. AC-coupling capacitors on the inputs should be selected to keep the desired low-frequency cutoff well above any DC-blocking-induced high-pass corner.
Информация о соответствии
RoHS and REACH compliant per Analog Devices product page. The ADL5569BCPZ is not AEC-Q100 qualified; this part is intended for industrial, instrumentation, and communications applications rather than automotive.
