| PHY | Key Features | Typical Use | |------|----------------|----------------| | | 1-4 lanes, DDR clock, < 2.5 Gbps/lane, low pin count | CSI-2 (cameras), DSI (displays) | | M-PHY | Gear-based, embedded clock, high efficiency, up to 11.6 Gbps/lane | UFS, UniPro, PCIe over MIPI | | C-PHY | 3-wire/triad, embedded clock in transitions, > 2.5x D-PHY throughput | High-res displays, advanced cameras | | A-PHY | Long-reach (15m+), automotive-grade, high noise immunity | ADAS cameras, LiDAR, radar |
1. Introduction: What is MIPI? The Mobile Industry Processor Interface (MIPI) Alliance is a global, open standard developed for designing mobile and mobile-influenced devices. While born from the smartphone industry, MIPI specifications are now pervasive in IoT, automotive, augmented reality, medical devices, and embedded systems. mipi standard
Reduce complexity, cost, and power consumption while maintaining high bandwidth and signal integrity. | PHY | Key Features | Typical Use
D-PHY and C-PHY are not directly compatible. A device must implement one or the other, though some bridges exist. 3. Key Protocol Specifications 3.1 MIPI CSI-2 (Camera Serial Interface 2) The de facto standard for image sensors. While born from the smartphone industry, MIPI specifications