MX25U4033E MX25U4033E 1.8V, 4M-BIT x 1/x 2/x 4 CMOS MXSMIO (SERIAL MULTI I/O) FLASH MEMORY Key Features HOLD feature Multi I/O Support - Single I/O, Dual I/O and Quad I/O Auto Erase and Auto Program Algorithm Low Power Consumption P/N: PM1755 REV. 1.9, JAN. 12, 2016 11MX25U4033E Contents 1. FEATURES ..............................................................................................................................................................6 2. GENERAL DESCRIPTION ......................................................................................................................................7 Table 1. Additional Feature Comparison .................................................................................................... 7 3. PIN CONFIGURATIONS .........................................................................................................................................8 4. PIN DESCRIPTION ..................................................................................................................................................8 5. BLOCK DIAGRAM ...................................................................................................................................................9 6. DATA PROTECTION ..............................................................................................................................................10 Table 2. Protected Area Sizes .................................................................................................................. 11 Table 3. 4K-bit Secured OTP Definition ................................................................................................... 11 7. MEMORY ORGANIZATION ...................................................................................................................................12 Table 4. Memory Organization ................................................................................................................. 12 8. DEVICE OPERATION ............................................................................................................................................13 Figure 1. Serial Modes Supported ........................................................................................................... 13 9. HOLD FEATURE ....................................................................................................................................................14 Figure 2. Hold Condition Operation ........................................................................................................ 14 10. COMMAND DESCRIPTION .................................................................................................................................15 Table 5. Command Set ............................................................................................................................15 10-1. Write Enable (WREN) ..............................................................................................................................17 10-2. Write Disable (WRDI) ..............................................................................................................................17 10-3. Read Identification (RDID) .......................................................................................................................17 10-4. Read Status Register (RDSR) .................................................................................................................17 Table 6. Status Register ...........................................................................................................................21 10-5. Write Status Register (WRSR) ................................................................................................................ 22 Table 7. Protection Modes .......................................................................................................................22 10-6. Read Data Bytes (READ) ........................................................................................................................23 10-7. Read Data Bytes at Higher Speed (FAST READ) .................................................................................. 23 10-8. 2 x I/O Read Mode (2READ) ...................................................................................................................23 10-9. 4 x I/O Read Mode (4READ) ...................................................................................................................24 10-10. Performance Enhance Mode ...................................................................................................................25 10-11. Sector Erase (SE) ....................................................................................................................................25 10-12. Block Erase (BE32K) ...............................................................................................................................26 10-13. Block Erase (BE) .....................................................................................................................................26 10-14. Chip Erase (CE) .......................................................................................................................................26 10-15. Page Program (PP) .................................................................................................................................27 10-16. 4 x I/O Page Program (4PP) ....................................................................................................................27 10-17. Deep Power-down (DP) ...........................................................................................................................27 10-18. Release from Deep Power-down (RDP), Read Electronic Signature (RES) ........................................... 28 10-19. Read Electronic Manufacturer ID & Device ID (REMS), (REMS2), (REMS4) ......................................... 28 Table 8. ID Definitions .............................................................................................................................29 P/N: PM1755 REV. 1.9, JAN. 12, 2016 22