MX25L6445E datasheet(2/72 Pages) MCNIX

2 / 72 page

MX25L6445E

P/N: PM1736

REV. 1.8, DEC. 26, 2011

Contents

FEATURES ..................................................................................................................................................................5

GENERAL DESCRIPTION .........................................................................................................................................7

Table 1. Additional Features .............................................................................................................................. 7

PIN CONFIGURATION ................................................................................................................................................8

PIN DESCRIPTION......................................................................................................................................................8

BLOCK DIAGRAM.......................................................................................................................................................9

DATA PROTECTION..................................................................................................................................................10

Table 2. Protected Area Sizes .......................................................................................................................... 11

Table 3. 4K-bit Secured OTP Definition............................................................................................................ 11

Memory Organization...............................................................................................................................................12

Table 4. Memory Organization ......................................................................................................................... 12

DEVICE OPERATION................................................................................................................................................13

Figure 1-1. Serial Modes Supported (for Normal Serial mode)........................................................................ 13

Figure 1-2. Serial Modes Supported (for Double Transfer Rate serial read mode).......................................... 13

COMMAND DESCRIPTION.......................................................................................................................................14

Table 5. Command Sets................................................................................................................................... 14

(1) Write Enable (WREN)................................................................................................................................. 16

(2) Write Disable (WRDI).................................................................................................................................. 16

(3) Read Identification (RDID).......................................................................................................................... 16

(4) Read Status Register (RDSR) .................................................................................................................... 17

(5) Write Status Register (WRSR).................................................................................................................... 18

Protection Modes ............................................................................................................................................. 18

(6) Read Data Bytes (READ) ........................................................................................................................... 19

(7) Read Data Bytes at Higher Speed (FAST_READ) ..................................................................................... 19

(8) Fast Double Transfer Rate Read (FASTDTRD).......................................................................................... 19

(9) 2 x I/O Read Mode (2READ) ...................................................................................................................... 19

(10) 2 x I/O Double Transfer Rate Read Mode (2DTRD) ................................................................................. 20

(11) 4 x I/O Read Mode (4READ)..................................................................................................................... 20

(12) 4 x I/O Double Transfer Rate Read Mode (4DTRD) ................................................................................. 21

(13) Sector Erase (SE)..................................................................................................................................... 21

(14) Block Erase (BE)....................................................................................................................................... 22

(15) Block Erase (BE32K) ................................................................................................................................ 22

(16) Chip Erase (CE)........................................................................................................................................ 22

(17) Page Program (PP)................................................................................................................................... 23

(18) 4 x I/O Page Program (4PP)..................................................................................................................... 23

Program/Erase Flow(1) with read array data ................................................................................................... 24

Program/Erase Flow(2) without read array data .............................................................................................. 25

(19) Continuously program mode (CP mode) .................................................................................................. 26

(20) Deep Power-down (DP)............................................................................................................................ 27

(21) Release from Deep Power-down (RDP), Read Electronic Signature (RES) ............................................ 27

(22) Read Electronic Manufacturer ID & Device ID (REMS), (REMS2), (REMS4), (REMS4D)....................... 27

Table 6. ID Definitions ..................................................................................................................................... 28

(23) Enter Secured OTP (ENSO)..................................................................................................................... 28

(24) Exit Secured OTP (EXSO)........................................................................................................................ 28

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