DS125BR401A

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community DS125BR401A SNLS466A – SEPTEMBER 2013 – REVISED MARCH 2014 DS125BR401A Low-Power 12 Gbps 4-Lane Linear Repeater With Equalization 1 Features 1 Low 65-mW/Channel (Typ) Power Consumption, With Option to Power Down Unused Channels Linear Equalization allows for Link Training in PCIe and SAS Supports Out-of-Band (OOB) Signaling Advanced Signal Conditioning B-Side I/O – Receive CTLE up to 24 dB at 6 GHz – Transmit (Tx) DE > 10 dB – Tx Output Voltage: 700 mV to 1400 mV Advanced Signal Conditioning A-Side I/O – Receive CTLE up to 10 dB at 6 GHz – Linear output drive – Output voltage range over 1200mV Programmable via Terminal Selection, EEPROM, or SMBus Interface Single Supply Voltage: 2.5 V or 3.3 V −40°C to 85°C Operating Temperature Range 4 kV HBM ESD Rating Flow-Thru Layout in 10mmx5.5mm 54-Terminal Leadless WQFN Package 2 Applications SAS/SATA PCI Express Other Proprietary Interfaces up to 12 Gbps 3 Description The DS125BR401A is an extremely low-power highperformance repeater/redriver designed to support four lanes carrying high speed interface up to 12 Gbps. The B-Side receiver's continuous time linear equalizers (CTLE) provide high frequency boost of up to +24 dB at 6 GHz (12 Gbps) and are capable of opening an input eye that is completely closed due to inter symbol interference (ISI) induced by interconnect medium such as backplane traces or twinaxial copper ca...