AD9516-0BCPZ-REEL7 - 14-Output Clock Generator 2.95 GHz VCO | ADI
MPN: AD9516-0BCPZ-REEL7 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.8 | $168.00 |
| 100 | $14.95 | $1,495.00 |
| 500 | $13.2 | $6,600.00 |
| 1,000 | $11.75 | $11,750.00 |
AD9516-0BCPZ-REEL7 Overview
What is a clock generator IC? A clock generator is a timing integrated circuit that synthesizes one or more precise output frequencies from a single reference input using a phase-locked loop (PLL), voltage-controlled oscillator (VCO), and frequency dividers. In the broader taxonomy, a clock generator is a sub-category of clock and timing ICs, which themselves fall under interface and signal-conditioning semiconductors. Clock generators are essential building blocks in any system that requires multiple synchronized low-jitter clocks derived from a common reference.
Key features of the AD9516-0 include 14 clock outputs across three logic families (LVPECL, LVDS, CMOS), independent output dividers per channel, and dedicated digital delay adjustment on each output. The PLL core supports reference frequencies up to 250 MHz, while the on-chip VCO spans 2.55 GHz to 2.95 GHz, allowing it to cover the 2.5G/3G cellular bands and adjacent microwave frequencies. A separate LVPECL power supply operates from 2.5 V to 3.3 V nominal.
Architecturally, the AD9516-0 uses an integer-N PLL with on-chip loop filter components, a high-Q LC-tank VCO, and a divider tree that can produce output frequencies from DC up to 1.6 GHz on LVPECL channels. SPI/I2C serial programming provides in-system adjustment of all parameters, including output frequency, divider ratio, delay, and slew rate, making it suitable for adaptive radio and reconfigurable instrumentation platforms.
Typical applications include clocking high-speed data converters (ADC/DAC) in wireless base stations, distributing reference clocks in radar and electronic warfare systems, providing low-jitter clocks for FPGA and ASIC SerDes blocks, and timing generation in medical imaging and industrial test equipment. When designing with this device, ensure the exposed pad is soldered to a sufficient ground plane for thermal dissipation and provide clean PCB layout to maintain subpicosecond jitter performance.
Drop-in alternatives for AD9516-0BCPZ-REEL7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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AD9516-0BCPZ-REEL7 Specifications
| Product Type | Clock Generator, Fanout Distribution IC |
| Number of Outputs | 14 |
| On-Chip VCO Frequency Range | 2.55 GHz to 2.95 GHz |
| Maximum Output Frequency | 2.95 GHz |
| PLL Type | Integer-N with on-chip VCO |
| Output Logic Levels | LVPECL, LVDS, CMOS |
| Jitter Performance | Subpicosecond (per datasheet) |
| Package | 64-VFQFN Exposed Pad, CSP (LFCSP) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) |
| LVPECL Supply Voltage | 2.5 V to 3.3 V nominal |
| Reference Input Frequency | Up to 250 MHz |
| Packaging | Tape & Reel (REEL7) |
| RoHS Status | Compliant |
| Programming Interface | SPI / I2C serial |
AD9516-0BCPZ-REEL7 64-vfqfn exposed pad, csp (lfcsp) Pin Configuration Guide
Pin configuration for AD9516-0BCPZ-REEL7 (64-vfqfn exposed pad, csp (lfcsp) package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for AD9516-0BCPZ-REEL7.
Refer to the datasheet for full pin configuration.
Typical Applications
AD9516-0BCPZ-REEL7 is suitable for 6 applications: Wireless Base Station Clock Distribution, Phased-Array Radar and EW Systems, High-Speed Data Acquisition Systems, FPGA and ASIC SerDes Reference Clocking, Medical Imaging (Ultrasound, MRI), Automated Test Equipment (ATE) and Instrumentation.
Wireless Base Station Clock Distribution
The AD9516-0BCPZ-REEL7 fits wireless base-station clocking because its 2.55 GHz to 2.95 GHz on-chip VCO directly covers the 2.6 GHz cellular band, eliminating the need for an external LO generator. With 14 outputs across LVPECL, LVDS, and CMOS, it can simultaneously clock the ADC, DAC, FPGA SerDes, and baseband DSP in a single BTS radio unit. Its subpicosecond jitter preserves EVM performance for LTE and 5G NR signals. Designers typically place the part adjacent to the data converters with separate analog and digital supply planes.
Recommended
Phased-Array Radar and EW Systems
The AD9516-0BCPZ-REEL7 suits phased-array radar and electronic-warfare platforms that require multiple low-jitter LO and sample clocks distributed across many transmit/receive channels. Each of its 14 outputs supports independent phase adjustment through digital delay, enabling precise beam-steering calibration across the array. The integer-N PLL with on-chip loop filter simplifies BOM by removing external filter components, which is critical in size-constrained airborne and naval radar enclosures.
Recommended
High-Speed Data Acquisition Systems
In multi-channel data-acquisition systems, the AD9516-0BCPZ-REEL7 distributes synchronized clocks to multiple GSPS ADCs, ensuring sample-accurate acquisition across all inputs. Its subpicosecond additive jitter keeps the SNR of the ADC chain close to the converter's theoretical maximum. The exposed thermal pad and 64-LFCSP package provide the mechanical robustness needed for industrial test instruments operating across wide temperature ranges.
Recommended
FPGA and ASIC SerDes Reference Clocking
The AD9516-0BCPZ-REEL7 provides clean reference clocks to FPGA transceivers such as those in Xilinx 7-Series, Ultrascale, and Intel Stratix devices, where reference-clock jitter directly limits SerDes link BER performance. The part's LVPECL outputs deliver the sub-200 fs RMS jitter demanded by 10+ Gbps serial links. SPI/I2C programming allows in-system frequency and phase adjustment without board rework, simplifying FPGA bring-up and link-margin tuning.
Recommended
Medical Imaging (Ultrasound, MRI)
The AD9516-0BCPZ-REEL7 fits ultrasound beamformer front ends by distributing precisely phase-aligned clocks to 64 to 256 channel ADCs, which is essential for accurate beam steering and image reconstruction. Its digital delay line per output enables fine beam-delay calibration across the array. The industrial -40C to +85C temperature range and exposed thermal pad support the long uptime cycles demanded in hospital imaging equipment.
Recommended
Automated Test Equipment (ATE) and Instrumentation
The AD9516-0BCPZ-REEL7 serves as the timing backbone for ATE platforms, where it must provide low-jitter clocks to stimulus generators and measurement ADCs simultaneously. Its 14 outputs can fan out across multiple instrument cards while maintaining tight inter-channel phase alignment. The exposed-pad 64-LFCSP package keeps the part footprint compact, leaving room for dense pin electronics on ATE load boards.
Recommended
Recommended Products Summary
Engineering reference data for AD9516-0BCPZ-REEL7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | AD9516-0BCPZ | AD9516-1BCPZ-REEL7 | AD9516-4BCPZ-REEL7 | AD9516-5BCPZ-REEL7 |
|---|---|---|---|---|---|
| Package | 64-LFCSP (VFQFN Exposed Pad) | 64-LFCSP (VFQFN Exposed Pad) - same | 64-LFCSP (VFQFN Exposed Pad) - same | 64-LFCSP (VFQFN Exposed Pad) - same | 64-LFCSP (VFQFN Exposed Pad) - same |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Number of Outputs | 14 | 14 | 14 | 14 | 14 |
| On-Chip VCO Range | 2.55 - 2.95 GHz | 2.55 - 2.95 GHz | Different VCO band (per AD9516 family) | Different VCO band (per AD9516 family) | Different VCO band (per AD9516 family) |
| Output Logic Levels | LVPECL / LVDS / CMOS | LVPECL / LVDS / CMOS | LVPECL / LVDS / CMOS | LVPECL / LVDS / CMOS | LVPECL / LVDS / CMOS |
| Packaging Format | Tape & Reel (REEL7) | Tray | Tape & Reel | Tape & Reel | Tape & Reel |
| Jitter Performance | Subpicosecond | Subpicosecond | Subpicosecond | Subpicosecond | Subpicosecond |
| Programming Interface | SPI / I2C | SPI / I2C | SPI / I2C | SPI / I2C | SPI / I2C |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Key Differentiators
- Tape-and-reel packaging for high-volume SMT
- 2.55-2.95 GHz VCO covers 2.6 GHz cellular band
- 14 outputs in single 64-LFCSP package
Design Notes
The 64-LFCSP package dissipates power through its exposed thermal pad. According to the AD9516-0 datasheet, the pad must be soldered to a continuous ground plane on the top PCB layer to maintain junction temperature within the industrial -40C to +85C range. Estimated: with theta_JA in the 25 C/W range and 1 W dissipation, the junction-to-ambient rise is approximately 25 C. Provide at least 1 square inch of copper pour to share heat with inner ground planes.
Place the AD9516-0BCPZ-REEL7 as close as possible to the ADC/DAC clock pins to minimize trace length and preserve subpicosecond jitter performance. Use controlled-impedance traces (50 ohm for LVPECL/LVDS) and avoid routing clock traces across digital switching signals. Decouple each supply pin with a 0.1 uF ceramic plus a 10 uF bulk capacitor placed within 3 mm of the pin.
Do not leave the exposed thermal pad floating - it serves both as the primary heat path and as the ground reference for the LFCSP package. According to Analog Devices application notes, omitting the solder connection can degrade jitter and cause thermal shutdown. Additionally, ensure the LVPECL supply stays within 2.5 V to 3.3 V nominal to avoid damaging the output stages.
Compliance Information
RoHS and REACH compliant per Analog Devices product page. Not AEC-Q100 qualified - the AD9516 is targeted at industrial and infrastructure applications, not automotive. Lead-free LFCSP package.
