Analog Devices

AD9516-0BCPZ-REEL7 - 14-Output Clock Generator 2.95 GHz VCO | ADI

Name: AD9516-0BCPZ-REEL7 - 14-Output Clock Generator 2.95 GHz VCO | ADI
Brand: Analog Devices
SKU: AD9516-0BCPZ-REEL7

MPN： AD9516-0BCPZ-REEL7 ✓ 啟用中

2.5 V to 3.3 V nominal Vdss 64-VFQFN Exposed Pad, CSP (LFCSP) Package 2.55 GHz to 2.95 GHz Speed

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AD9516-0BCPZ-REEL7 概覽

The Analog Devices AD9516-0BCPZ-REEL7 is a 14-output clock generator with an integrated 2.55 GHz to 2.95 GHz on-chip VCO, packaged in a 64-lead LFCSP (VFQFN with exposed pad) for surface-mount assembly and shipped on a 7-inch reel. It provides multi-output clock distribution with subpicosecond jitter performance and combines an integer-N PLL, VCO, and 14 configurable output channels spanning LVPECL, LVDS, and CMOS levels. The internal VCO is tunable across 2.55 GHz to 2.95 GHz and feeds an output frequency divider block that synthesizes frequencies down to DC. The BCPZ tape-and-reel suffix designates the production packaging format used by high-volume SMT lines.

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.

直接替換替代品，適用於 AD9516-0BCPZ-REEL7 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。