3
P/N:PM1328 REV. 1.7, DEC. 27, 2011
MX29LV640E T/B
SECTOR ERASE ........................................................................................................................................27
SECTOR ERASE SUSPEND ......................................................................................................................28
SECTOR ERASE RESUME ........................................................................................................................28
COMMON FLASH MEMORY INTERFACE (CFI) MODE ..................................................................................... 29
QUERY COMMAND AND COMMON FLASH INTERFACE (CFI) MODE ...................................................29
Table 4-1. CFI mode: Identication Data Values ......................................................................................... 29
Table 4-2. CFI Mode: System Interface Data Values .................................................................................. 29
Table 4-3. CFI Mode: Device Geometry Data Values .................................................................................. 30
Table 4-4. CFI Mode: Primary Vendor-Specic Extended Query Data Values ............................................ 31
ELECTRICAL CHARACTERISTICS .................................................................................................................... 32
ABSOLUTE MAXIMUM STRESS RATINGS ...............................................................................................32
OPERATING TEMPERATURE AND VOLTAGE .......................................................................................... 32
DC CHARACTERISTICS ............................................................................................................................33
SWITCHING TEST CIRCUITS ....................................................................................................................34
SWITCHING TEST WAVEFORMS ............................................................................................................34
AC CHARACTERISTICS ............................................................................................................................35
WRITE COMMAND OPERATION .........................................................................................................................36
Figure 1. COMMAND WRITE OPERATION ................................................................................................36
READ/RESET OPERATION ................................................................................................................................. 37
Figure 2. READ TIMING WAVEFORMS .....................................................................................................37
Figure 3. RESET# TIMING WAVEFORM ................................................................................................... 38
ERASE/PROGRAM OPERATION ........................................................................................................................ 39
Figure 4. AUTOMATIC CHIP ERASE TIMING WAVEFORM ......................................................................39
Figure 5. AUTOMATIC CHIP ERASE ALGORITHM FLOWCHART ............................................................40
Figure 6. AUTOMATIC SECTOR ERASE TIMING WAVEFORM ................................................................41
Figure 7. AUTOMATIC SECTOR ERASE ALGORITHM FLOWCHART .................................................... 42
Figure 8. ERASE SUSPEND/RESUME FLOWCHART .............................................................................. 43
Figure 9. AUTOMATIC PROGRAM TIMING WAVEFORMS ....................................................................... 44
Figure 10. ACCELERATED PROGRAM TIMING DIAGRAM ......................................................................44
Figure 11. CE# CONTROLLED WRITE TIMING WAVEFORM ................................................................... 45
Figure 12. AUTOMATIC PROGRAMMING ALGORITHM FLOWCHART ....................................................46
SECTOR GROUP PROTECT/CHIP UNPROTECT .............................................................................................. 47
Figure 13. SECTOR GROUP PROTECT/CHIP UNPROTECT WAVEFORM (RESET# Control) ............... 47
Figure 14-1. IN-SYSTEM SECTOR GROUP PROTECT WITH RESET#=Vhv .......................................... 48
Figure 14-2. CHIP UNPROTECT ALGORITHMS WITH RESET#=Vhv ...................................................... 49
Table 5. TEMPORARY SECTOR GROUP UNPROTECT ...........................................................................50
Figure 15. TEMPORARY SECTOR GROUP UNPROTECT WAVEFORMS ............................................... 50
Figure 16. TEMPORARY SECTOR GROUP UNPROTECT FLOWCHART ...............................................51
Figure 17. SILICON ID READ TIMING WAVEFORM .................................................................................. 52
WRITE OPERATION STATUS ..............................................................................................................................53
Figure 18. DATA# POLLING TIMING WAVEFORMS (DURING AUTOMATIC ALGORITHMS) .................. 53
Figure 19. DATA# POLLING ALGORITHM .................................................................................................54