9DBL02x2/9DBL04x2/ 9DBL06x1/9DBL08x1 2 to 8-Output 3.3V PCIe Zero-Delay/Fanout Buffers Datasheet Description Features 2 to 8 Low-Power HCSL (LP-HCSL) outputs eliminate 4 The 9DBL02x2/9DBL04x2/ 9DBL06x1/9DBL08x1 buffers are resistors per output pair low-power, high-performance members of Renesas full featured PCIe family. The buffers support PCIe Gen1 through Gen5. 9DBLxx4x devices provide integrated 100 terminations 9DBLxx5x devices provide integrated 85 terminations PCIe Clocking Architectures See AN-891 for easy coupling to other logic families Spread-spectrum compatible Common Clocked (CC) Dedicated OE pin for each output Independent Reference (IR) with and without spread spectrum (SRIS, SRNS) 1MHz to 200MHz operation in fan-out mode 3 selectable SMBus addresses Typical Applications Extensive SMBus-selectable features allow optimization to customer requirements PCIe Riser Cards SMBus interface not required for device operation nVME Storage -40C to +85C operating temperature range Networking Space-saving 4 4 mm 24-VFQFPN to 6 6 mm 48-VFQFPN Accelerators packages (see Ordering Information table for details) Industrial Control/Embedded Key Specifications Additive PCIe Gen5 CC jitter < 60fs RMS (fan-out mode) PCIe Gen5 CC jitter < 150fs RMS (High-BW ZDB Mode) Block Diagram FB DNC FB DNC PLL CLK IN DIFn CLK IN DIFn 2, 4, 6, 8 Outputs vSADR tri SMBus Factory n = 1, 3, 5, 7 SCLK 3.3 Engine Configuration SDATA 3.3 DIF0 vHIBW BYPM-LOBW DIF0 CKPWRGD PD Control Logic n+1 vOE n:0 2021 Renesas Electronics Corporation 1 April 1, 20219DBL02x2/9DBL04x2/ 9DBL06x1/9DBL08x1 Datasheet Contents Description 1 PCIe Clocking Architectures . 1 Typical Applications . 1 Key Specifications 1 Features 1 Block Diagram . 1 Pin Assignments 3 9DBL02x2 Pin Assignment . 3 9DBL04x2 Pin Assignment . 3 9DBL06x1 Pin Assignment . 4 9DBL08x1 Pin Assignment . 4 Pin Descriptions 5 Absolute Maximum Ratings . 7 Electrical Characteristics . 8 Power Management 14 Test Loads . 15 General SMBus Serial Interface Information . 16 How to Write . 16 How to Read . 16 Package Outline Drawings . 24 Thermal Characteristics . 24 Marking Diagrams . 25 9DBL02x2 . 25 9DBL04x2 . 25 9DBL06x1 . 25 9DBL08x1 . 25 Ordering Information . 26 Revision History . 27 2021 Renesas Electronics Corporation 2 April 1, 2021