MT28S4M16B1LLFG-10 データシートの表示（PDF） - Micron Technology

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MT28S4M16B1LLFG-10

SYNCFLASH® MEMORY

Micron Technology 

COMMANDS

The following Truth Tables provide a quick reference of available

commands for Flash memory interface operation. A written descrip-

tion of each command is found in the Flash Memory Functional

Description section.

TRUTH TABLE 2a – Hardware Command Sequences

(Notes: 1–5; see notes on page 14.)

OPERATION

READ DEVICE CONFIGURATION

READ STATUS REGISTER

CLEAR STATUS REGISTER

ERASE SETUP/CONFIRM

PROGRAM SETUP/PROGRAM

PROTECT BLOCK/CONFIRM

PROTECT DEVICE/CONFIRM

UNPROTECT BLOCKS/CONFIRM

UNPROTECT DEVICE/CONFIRM

ERASE NVMODE REGISTER

PROGRAM NVMODE REGISTER

DISABLE HARDWARE LCR

CHIP INITIALIZE

CMD

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

LCR

FIRST CYCLE

BANK

ADDR6 ADDR DQ

90h Bank X

70h

X

X

50h

X

X

20h Bank X

40h Bank X

60h Bank X

60h Bank X

60h Bank X

60h Bank X

30h Bank X

A0h Bank L X

A0h Bank U X

68h Bank X

SECOND CYCLE

BANK

RP# CMD7 ADDR ADDR DQ

H ACTIVE CAROW Bank X

H ACTIVE X

X

X

H

H ACTIVE Row Bank X

H ACTIVE Row Bank X

H ACTIVE Row10 Bank X

H ACTIVE X

H ACTIVE X

Bank X

Bank X

H ACTIVE

H ACTIVE

H ACTIVE

X Bank X

X Bank X

X Bank L X

H ACTIVE X Bank U X

H ACTIVE X Bank X

RP# CMD

H READ

H READ

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

H WRITE

THIRD CYCLE

BANK

ADDR ADDR DQ8

CACOL Bank X

X

X

X

RP#9

H

H

NOTES

11, 12

X Bank D0h H/VHH 12, 13, 14

Col Bank DIN H/VHH 12, 13,

14, 15

X Bank LBDa(IN) H/VHH 12, 13,

15, 16

X Bank LBDa(IN) VHH 12, 13, 16

X Bank LBDb(IN) H/VHH 12, 13,

14, 15, 16

X Bank LBDb(IN) VHH 12, 13, 16

X Bank C0h H

12, 13

X Bank L X

X Bank U X

H

12, 13,

17, 18

H 12, 13,

17, 18, 19

X Bank C0h H 12, 13

SDRAM

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