04/14/2023
120 MB/sGear-1
240 MB/sGear-2
480 MB/sGear-3
Univeral Flash Storage
Integrated with MIPI Mobile Devices
RFIC Companion or
Bridge ChipS
PM
I
RFFE
PowerManagement
UFSStorageDevice
UniPro
UniPro
UniPro
SP
MI
SL
IMb
us
SL
IMb
us
SLIMbus
UFS-SCSI Command Set Layer (UCS)
UFS Transport Protocol Layer (UTP)
UFS InterConnect Layer (UIC)
L4 = Transport
L3 = Network
L2 = Data Link
L1.5 = Phy adapt
L1 = M-PHY
UniPro
M-PHY
UFS Controller
IC
Application SW & Stacks
Layered Architecture
04/14/2023
JEDECUFSA.org
