DESCRIPTION

· The Si53258/Si53254 are high-performance, low-power automotive-grade PCI Express fanout buffers for PCIe Gen1/2/3/4/5/6 common clock and SRIS applications.

· The Si53258 provides eight 100 MHz PCIe differential clock outputs, while the Si53254 provides four.

· All outputs comply with PCIe Gen1/2/3/4/5/6 common clock and separate reference clock architecture specifications.

· Hardware control pins enable output management and input selection for devices with dual-input functionality.

FEATURES

· 8/4-outputs with internal termination.

· Compliant with PCIe Gen 1/2/3/4/5/6 standards.

· AEC-Q100 and AEC-Q006 qualified.

· Automotive Grade 2 operating temperature range: -40 to +105 °C.

· Internal 100 Ω or 85 Ω line matching.

· Excellent additive jitter performance: 0.05 ps RMS (Gen 3/4), 0.025 ps RMS (Gen 5), 0.013 ps RMS (Gen 6).

· Spread spectrum tolerant for EMI reduction.

· Individual hardware control pins for Output Enable.

· Optional dual input capability with MUX.

· 1.8 to 3.3 V power supply.

· Pb-free and RoHS-6 compliant.

APPLICATIONS

· Infotainment systems.

· ADAS and ECU systems.

· Radar sensors.

· LiDAR sensors.