Timing Solutions for PLX Technology Overview Silicon Labs has a wide selection of frequency flexible, low jitter timing products including clock generators, jitter attenuating clocks, XO/VCXOs, and buffers targeting applications in the communications, computing, embedded, broadcast video, and consumer electronics markets. The following are Silicon Labs’ recommended timing products for PLX Technology. Turnkey reference designs are also summarized below. SL28xxx PCI Express HCSL Clock Generators Si533x Low Jitter HCSL/LVDS/LVPECL Clocks High clock density – up to 9 HCSL outputs PCIe 1.1 / PCIe 2.1 / PCIe 3.0 compliant Custom solutions with additional LVCMOS outputs available Integrated output clock termination resistors 30% lower power than competing solutions 4 any‐rate differential outputs up to 350 MHz Low phase jitter: < 1 ps RMS (12kHz‐20MHz) 70% lower jitter than PCIe 3.0 requirements Any format on any output: HCSL, LVDS, LVPECL, LVCMOS VDDO = 1.8V, 2.5V or 3.3V (each output) Silicon Labs Recommended Clock ICs for PLX Switches/Controllers PLX Part Number Silicon Labs Part Number PEX8603/5 PCIe (3‐/4‐port switch), or USB 3380/82 (1‐/2‐port USB controller)* SL28PCIe14 PCIe Gen 2 & 3 Clock Generator Applications PEX87xx PCIe Switch SL28SRC01 PCIe Gen 2 / 3 Clock Generator CY28400‐2 100 MHz PCIe Differential Buffer Network server Enterprise storage Host bus adapter PEX8505 PCIe Switch SL28SRC01 PCIe Gen 2 / 3 Clock Generator CY28400‐2 100 MHz PCIe Differential Buffer Multi‐function printer IP Gateway Host bus adapter Direct Attached Storage (DAS) Network Attached Storage (NAS) *Note: “Mira” is a USB 3.0 device and PCIe Switch Featured Reference Designs IP Gateway Host Bus Adapter Figure 1. Silicon Labs SL28PCIe14 and PLX’s Mira (PEX8603/5, USB3380/2) Reference Designs Copyright © 2011 Silicon Laboratories Inc. Rev 1.0 1 Timing Solutions for PLX Technology Data PEX87xx PCIe Switch 100 MHz 100 MHz SL28SRC01 100 MHz CY28400 100 MHz 100 MHz GigE GigE GigE Network Server Multi‐Function Printer Figure 2. Silicon Labs SL28SRC01 and CY28400‐2 and PLX’s Draco (PEX87xx, PEX8505) Reference Designs PLX Technology Reference Designs with Silicon Labs Timing Solutions Silicon Labs PLX’s Part Reference Number Design Part Number SL28PCIe14 Mira SL28SRC01 CY28400‐2 Control FOUT (MHz) VDD Output Package 100 3.3 Draco Pin and I2C Pin 100 3.3 32‐QFN (5x5 mm2) 16‐TSSOP Draco Pin and SMBus 100 3.3 Differential, low power push‐pull with integrated termination resistors Differential low power push‐pull with integrated termination resistors Differential HCSL 28‐SSOP Resources Product data sheets, applications notes, whitepapers: www.silabs.com/Timing Timing product selector guide: www.silabs.com/Marcom_Documents/Resources/Timing_Selector_Guide.pdf Generate a custom clock: www.silabs.com/ClockBuilder Generate a custom XO/VCXO part number: www.silabs.com/VCXOPartnumber Generate a custom silicon oscillator part number: www.silabs.com/SiXOPartnumber Contact information Silicon Labs 400 W. Cesar Chavez, Austin, TX 78701 Silicon Labs Technical Support: www.silabs.com/support Copyright © 2011 Silicon Laboratories Inc. Rev 1.0 2