9QXL2000B
Description
The 9QXL2000B is a 20-output very-low-additive phase jitter fanout buffer for PCIe Gen4 and Gen5. It offers integrated terminations for 85Ω transmission lines.
PCIe Clocking Architectures
- mon Clocked (CC)
- Independent Reference (IR) with and without spread spectrum
Typical Applications
- Servers
- Storage
- Networking
- SSDs
Features
- Low-Power HCSL (LP-HCSL) 85Ω outputs eliminate 80 resistors, saving 130mm2 of area
- Low-Power HCSL (LP-HCSL) outputs reduce device power consumption by 50%
- 8 OE# pins configurable to control up to 20 outputs
- 9 selectable SMBus addresses
- Spread spectrum patible
- 10 × 10 mm 72-VFQFPN package
Output Features
- 20 Low-Power HCSL (LP-HCSL) 85Ω output pairs
Key Specifications
- Output-to-output skew: < 50ps
- Additive phase jitter: DB2000Q filter < 40fs rms
- Additive Phase jitter: PCIe Gen4 filter < 40fs rms
- Additive Phase jitter: PCIe Gen5 filter < 20fs rms
- DB2000Q v1.1 pinout
Block Diagram
VDDR
VDD x 6
DIF_IN#...
