MX25U4035
MX25U8035
Contents
FEATURES ..................................................................................................................................................................5
GENERAL DESCRIPTION .........................................................................................................................................7
Table 1. Additional Feature Comparison...................................................................................................................7
PIN CONFIGURATIONS .............................................................................................................................................8
PIN DESCRIPTION......................................................................................................................................................8
BLOCK DIAGRAM.......................................................................................................................................................9
DATA PROTECTION..................................................................................................................................................10
Table 2. Protected Area Sizes................................................................................................................................. 11
Table 3. 512-bit Secured OTP Definition ................................................................................................................ 11
Memory Organization...............................................................................................................................................12
Table 4-1. Memory Organization (4Mb) .................................................................................................................12
Table 4-2. Memory Organization (8Mb) .................................................................................................................13
DEVICE OPERATION................................................................................................................................................14
Figure 1. Serial Modes Supported..........................................................................................................................14
COMMAND DESCRIPTION.......................................................................................................................................15
Table 5. Command Set ...........................................................................................................................................15
(1) Write Enable (WREN) .......................................................................................................................................17
(2) Write Disable (WRDI)........................................................................................................................................17
(3) Read Identification (RDID) ................................................................................................................................17
(4) Read Status Register (RDSR)...........................................................................................................................18
(5) Write Status Register (WRSR)..........................................................................................................................19
Table 6. Protection Modes ......................................................................................................................................19
(6) Read Data Bytes (READ)..................................................................................................................................20
(7) Read Data Bytes at Higher Speed (FAST_READ)............................................................................................20
(8) 2 x I/O Read Mode (2READ).............................................................................................................................20
(9) 4 x I/O Read Mode (4READ).............................................................................................................................21
(10) Sector Erase (SE) ...........................................................................................................................................21
(11) Block Erase (BE32K).......................................................................................................................................22
(12) Block Erase (BE).............................................................................................................................................22
(13) Chip Erase (CE) ..............................................................................................................................................22
(14) Page Program (PP).........................................................................................................................................23
(15) 4 x I/O Page Program (4PP) ...........................................................................................................................23
(16) Continuously program mode (CP mode).........................................................................................................23
(17) Deep Power-down (DP) ..................................................................................................................................24
(18) Release from Deep Power-down (RDP), Read Electronic Signature (RES)................................................... 24
(19) Read Electronic Manufacturer ID & Device ID (REMS), (REMS2), (REMS4)................................................. 25
Table 7. ID Definitions ............................................................................................................................................25
P/N: PM1394
REV. 1.0, MAR. 09, 2009
2
Macronix [ MACRONIX INTERNATIONAL ]
