Description

The 9QXL2001C is an enhanced-performance 9QXL2001B with

ultra-low-additive phase jitter for PCIe Gen5, Gen6 and UPI

applications. The 9QXL2001C also reduces propagation delay by

approximately 50 with respect to the 9QXL2001B.

PCIe Clocking Architectures

▪ Common Clocked (CC)

▪ Independent Reference (IR) – SRNS, SRIS

Typical Applications

▪ Servers, Storage, Networking, Accelerators

Key Specifications

▪ Output-to-output skew: < 50ps

▪ PCIe Gen5 additive phase jitter: 6fs RMS

▪ PCIe Gen6 additive phase jitter: 4fs RMS

▪ DB2000Q additive phase jitter: 10fs RMS

▪ 12kHz–20MHz additive jitter: 23fs RMS at 156.25MHz

▪ Propagation delay: 1.4ns typical

Features

▪ 8 OE# pins provide hardware control of 8 outputs

▪ SMBus allows software control of each output

▪ 25MHz Side-Band Interface allows real-time control of all 20

outputs

▪ Outputs remain Low/Low when powered up with floating input

clock

▪ Power Down Tolerant (PDT) inputs

▪ 85Ω Low-Power HCSL (LP-HCSL) outputs:

• Eliminate 80 resistors, saving 130mm2 of area

• Power consumption reduced by 50

▪ 9 selectable SMBus addresses

▪ Spread spectrum compatible

▪ 6 × 6 mm dual-row 80-GQFN

▪ -40° to +105°C, 3.3V ±10 operation

Output Features

20 Low-Power HCSL (LP-HCSL) 85Ω output pairs