UFS 3.1 utilizes a low pin-count interface that supports full-duplex operation (simultaneous read/write). :

Note: In single-lane configurations (common in mid-range devices), only Lane 0 is active.

Ground pins used for power return and signal shielding. Clock and Control Signals

Main Power Supply for the memory controller and NAND flash. VCCQ / VCCQ2: Power Supply for the interface and M-PHY.

: The supply voltage dedicated strictly to the high-speed MIPI M-PHY I/O blocks. It operates at 1.2V .

UFS 3.1 is engineered for extreme power efficiency, often requiring up to 83% less power during active use than traditional SSDs. 153-Ball Automotive UFS Memory - Mouser Electronics

The full technical specification for UFS 3.1 is JESD220E . You can find it on the JEDEC Official Site . (Note: It may require a paid membership or registration for full access).

: Multiple ground pins distributed throughout the BGA matrix to isolate high-frequency data lines and minimize cross-talk. 3. Clock and Control Pins

Master Reference Pinout Map (Conceptual BGA-153 / 254 Topography)

UFS 3.1 Pinout: A Comprehensive Guide to High-Speed Mobile Storage Connections

Without the correct pinout, integrating or repairing UFS storage is impossible. 2. UFS 3.1 (BGA 153) Pinout Diagram & Signal Description

UFS 3.1 for Consumer & Industrial | KIOXIA - United States (English)

UFS 3.1 chips are generally available in standardized Ball Grid Array (BGA) packages:

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