Si52111-A1-GT Silicon Labs

Si52111-A1/A2 PCI-EXPRESS GEN 1 SINGLE OUTPUT CLOCK GENERATOR Features PCI-Express Gen 1 compliant 3.3 V Power supply Low power HCSL differential Small package 10-pin TDFN output buffer (3x3 mm) Supports Serial-ATA (SATA) at Si52111-A1 does not support 100 MHz spread spectrum outputs No termination resistors required Si52111-A2 supports 0.5% down spread outputs 25 MHz Crystal Input or Clock input For PCIe Gen 2 applications, see Si52111-B3/B4 Triangular spread spectrum profile for maximum EMI For PCIe Gen 3 applications, see reduction (Si52111-A2) Si52111-B5/B6 Extended Temperature: Ordering Information: See page 13 40 to 85 C Applications Pin Assignments Network Attached Storage Wireless Access Point Multi-function Printer Routers VDD 1 10 VDD Description 9 XOUT 2 NC Si52111-A1/A2 is a high-performance, PCIe clock generator that can 3 8 NC XIN/CLKIN source one PCIe clock output from a 25 MHz crystal or clock input. The VSS 4 7 DIFF1 clock output is compliant to PCIe Gen 1 specifications. The ultra-small footprint (3x3 mm) and industry leading low power consumption make VSS 5 6 DIFF1 Si52111-A1/A2 the ideal clock solution for consumer and embedded applications. Patents pending VDD XIN/CLKIN PLL Divider DIFF1 XOUT VSS Rev 1.2 7/14 Copyright 2014 by Silicon Laboratories Si52111-A1/A2Si52111-A1/A2 2 Rev 1.2