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牛芯 Rapid IO 4.0/3.1/2.2

时间:2026-04-28
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简介
RapidIO is a high performance, low pin count, packet switched, full duplex, system level interconnect architecture. The architecture addresses the need for faster bus speeds in an intra-system interconnect for microprocessors, digital signal processors and communications. RapidIO interconnect architecture is partitioned into a layered hierarchy of specifications which includes Logical, Common Transport and Physical layers, in which the Physical layer defines the interface between two devices and the packet transport mechanism, flow control and electrical characteristics. KNiulink RapidIO PHY offers the physical layer specification solution as defined in the RapidIO Specification Rev 4.0/3.1/2.2. The IP supports four-lane running at different transmission speeds up to 6.25/ 10.3125/25.78125Gbps.
特性

Deliverables

- GDSII&CDL Netlist

- Verilog Model

- LEF Layout Abstract(.LEF)

- Liberty Timing Models(.lib)

- Verify Results

- Specification

- Datasheet

- Integration Guideline

- Evaluation Plan

- Leading support for package design, SI&PI modeling and production test development

 

Highlights

4 Channel per Quad

Shared Quad common PLL architecture

Digitally-control-impedance termination resistors

Configurable TX output differential voltage swing

Built-in TX De-Emphasis

RX Built-in CTLE and Decision Feedback Equalization

Wide Range Phase-Interpolator Based Digital CDR

PLL Frequency Lock detection

Analog DC Testing

Support RX Built-in Eye Opening Monitor

Support Boundary Scan Interface for Serial link, compliant with IEEE 1149.6-2003/ 1149.1-2001

BIST (PRBS-7, PRBS-15, PRBS-23, PRBS-31) generator and checker

Support Loopback for the Far-end and Near-end testing

Integrated Power-on and reset logic

JTAG/APB control registers access

Low Power Consumption

Supports Flip-Chip package


结构图表