Montage's M88RT61632 is a high-performance 16-lane PCIe® 6.x/CXL® 3.x Retimer that complies with PCIe® 6.x and CXL® 3.x specifications. The chip delivers data rates up to 64GT/s and supports mainstream package requirements. Powered by the company’s proprietary PAM4 SerDes IP, the chip achieves superior signal integrity with a link budget above 40 dB while maintaining low latency, enabling enhanced connectivity performance for demanding high-bandwidth applications such as big data and cloud computing.
Feature
- High-performance 16-Lane PCIe® 6.x/CXL® 3.x Retimer
- Proprietary 64 GT/s PAM4 SerDes IP, capable of compensating for channel loss of above 40 dB
- Per-lane SerDes configuration (de-emphasis, Rx EQ)
- Support MPS (Multiple Preset Subset) for enhanced link training
- Support PCIe® L0P and L1PM
- Low power and low latency
- Support mainstream package requirements
- Clocking
- PCIe® 6.x standard 100MHz reference clock input
- Support Common Clock, SRNS and SRIS
- HCSL reference clock output
- Reliability, Availability and Serviceability
- Flexible link bifurcation from 1 x16, 2 x8, 4 x4, and up to 8 x2 lanes per link
- All lanes can operate at 64 GT/s, 32 GT/s, 16 GT/s, 8 GT/s, 5 GT/s and 2.5 GT/s data rates
- Management interface with SMBus/I3C protocol support
- Firmware load through SPI Flash or EEPROM
- User-friendly visual GUI tools and SDK software
Typical Applications
- Accelerator
- PCIe Riser and AIC card connectivity
- General purpose server CPU connectivity