ICS9DB108

www.DataSheet4U.com Integrated Circuit Systems, Inc. ICS9DB108 Eight Output Differential Buffer for PCI-Express Recommended Application: DB800 Intel Yellow Cover part with PCI-Express support. Output Features: 8 - 0.7V current-mode differential output pairs Supports zero delay buffer mode and fanout mode Bandwidth programming available Key Specifications: Outputs cycle-cycle jitter < 50ps Outputs skew: 50ps +/- 300ppm frequency accuracy on output clocks Features/Benefits: Supports tight ppm accuracy clocks for Serial-ATA Spread spectrum modulation tolerant, 0 to -0.5% down spread and +/- 0.25% center spread Supports undriven differential output pair in PD# and SRC_STOP# for power management. Pin Configuration SRC_DIV# VDD GND SRC_IN SRC_IN# OE_0 OE_3 DIF_0 DIF_0# GND VDD DIF_1 DIF_1# OE_1 OE_2 DIF_2 DIF_2# GND VDD DIF_3 DIF_3# BYPASS#/PLL SCLK SDATA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 VDDA GNDA IREF LOCK OE_7 OE_4 DIF_7 DIF_7# GND VDD DIF_6 DIF_6# OE_6 OE_5 DIF_5 DIF_5# GND VDD DIF_4 DIF_4# HIGH_BW# SRC_STOP# PD# GND 48-pin SSOP & TSSOP 0723D—01/08/04 DataSheet 4 U .com ICS9DB108 www.DataSheet4U.com Integrated Circuit Systems, Inc. ICS9DB108 Pin Description PIN # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 PIN NAME SRC_DIV# VDD GND SRC_IN SRC_IN# OE_0 OE_3 DIF_0 DIF_0# GND VDD DIF_1 DIF_1# OE_1 OE_2 DIF_2 DIF_2# GND VDD DIF_3 D...