Contents

1.

PRODUCT SUMMARY ............................................................................................................ 3

2.

PRODUCT FEATURES ............................................................................................................ 3

3.

ORDERING INFORMATION......................................................................................................

4

4. PRODUCT DESCRIPTION..........................................................................................................

4

4.1 PERFORMANCE SPECIFICATIONS ......................................................................................................

5

4.2 CURRENT CONSUMPTION ............................................................................................................

6

4.3 ENVIRONMENTAL SPECIFICATIONS ...................................................................................................

6

4.4 MECHANICAL SPECIFICATIONS .......................................................................................................

8

4.5 RELIABILITY AND ENDURANCE.......................................................................................................

8

4.6 DRIVE GEOMETRY SPECIFICATION ...................................................................................................

9

5. PACKAGE MECHANICAL.........................................................................................................

10

5.1 PHYSICAL DESCRIPTION ............................................................................................................

10

6. E·MMC DEVICE AND SYSTEM.................................................................................................... 1

2

6.1 E·MMC SYSTEM OVERVIEW..........................................................................................................1

2

6.

2 PINOUT............................................................................................................................13

6.

3 EMMC COMMUNICATION INTERFACE ..............................................................................................14

6.

4 BUS PROTOCOL ....................................................................................................................14

6.

5 BUS SPEED MODES................................................................................................................14

7.

EMMC FUNCTIONAL DESCRIPTION ........................................................................................... 16

7.1 EMMC OVERVIEW................................................................................................................ 16

7.2 BOOT OPERATION MODE .......................................................................................................... 16

7.3 DEVICE IDENTIFICATION MODE..................................................................................................... 16

7.4 INTERRUPT MODE................................................................................................................. 16

7.5 DATA TRANSFER MODE ........................................................................................................... 16

7.6 INACTIVE MODE .................................................................................................................. 16

7.7 H/W RESET OPERATION............................................................................................................17

7.8 NOISE FILTERING TIMING FOR H/W RESET .........................................................................................17

8. THE EMMC BUS................................................................................................................18

8.1 POWER-UP........................................................................................................................ 19

8.2 BUS OPERATING CONDITIONS ......................................................................................................20

8.3 BUS SIGNAL LEVELS .............................................................................................................. 23

8.4 BUS TIMING ..................................................................................................................... 24

8.5 BUS TIMING FOR DAT SIGNALS DURING DUAL DATA RATE OPERATION ............................................................ 27

8.6 BUS TIMING SPECIFICATION IN HS200 MODE .................................................................................... 28

8.7 BUS TIMING SPECIFICATION IN HS400 MODE..................................................................................... 32

9. EMMC REGISTERS .............................................................................................................34

9.1 OCR REGISTER.................................................................................................................... 34

9.2 CID REGISTER .....................................................................................................................35

9.3 CSD REGISTER ....................................................................................................................35

9.4 EXTENDED CSD REGISTER ........................................................................................................ 36

9.5 RCA REGISTER ................................................................................................................... 41

10. PART NUMBER SYSTEM........................................................................................................42

Confidential

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／42-

Rev.1.0 July 2023

32GB/64GB/128GB eMMC