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MX25L12855E

128M-BIT [x 1/x 2/x 4] CMOS MXSMIO™ (SERIAL MULTI I/O) FLASH MEMORY

Macronix International 

MX25L12855E

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

(9) 4 x I/O Read Mode (4READ)............................................................................................................................. 20

(10) Fast Double Transfer Rate Read (FASTDTRD)............................................................................................... 20

(11) 2 x I/O Double Transfer Rate Read Mode (2DTRD)........................................................................................ 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) Parallel Mode (Highly recommended for production throughputs increasing)................................................. 26

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

P/N: PM1466

REV. 0.05, MAR. 05, 2009

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