eMMC encloses the NAND and eMMC controller inside as one JEDEC standard package,
providing a standard interface to the host.
The eMMC controller directly manages NAND flash, including ECC, wear-leveling, IOPS optimization and read sensing.

eMMC spec Product Number NAND Density Package Voltage
Ver 4.4/4.41/4.5 KE4CN2H5A 4GB FBGA153 VCC=3.3V
VCCQ=1.8V/3.3V
KE4CN3H5A 8GB FBGA153
Ver 4.41/4.5 KE4CN3K6A
KE4CN3K6A-A4A
8GB FBGA169
KE4CN4K6A
KE4CN4K6A-A4A
16GB FBGA169
KE4CN5B6A
KE4CN5B6A-A4A
32GB FBGA169