AM29BDS128HD8VFI AMD [Advanced Micro Devices], AM29BDS128HD8VFI Datasheet - Page 5

• Manufacturer Part Number: AM29BDS128HD8VFI
• Description: 128 or 64 Megabit (8 M or 4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

TABLE OF CONTENTS
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 5
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Block Diagram of Simultaneous
Operation Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Connection Diagram . . . . . . . . . . . . . . . . . . . . . . . . 7
Input/Output Descriptions . . . . . . . . . . . . . . . . . . . 9
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Ordering Information . . . . . . . . . . . . . . . . . . . . . . 10
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 11
May 10, 2006 27024B3
Special Handling Instructions for FBGA Package .................... 8
Requirements for Asynchronous Read
Operation (Non-Burst) ............................................................ 11
Requirements for Synchronous (Burst) Read Operation ........ 11
8-, 16-, and 32-Word Linear Burst with Wrap Around ............ 12
Burst Suspend/Resume .......................................................... 12
Configuration Register ............................................................ 13
Reduced Wait-state Handshaking Option .............................. 13
Simultaneous Read/Write Operations with Zero Latency ....... 13
Writing Commands/Command Sequences ............................ 13
Accelerated Program Operation ............................................. 14
Autoselect Mode ..................................................................... 14
Sector/Sector Block Protection and Unprotection .................. 17
Sector Protection .................................................................... 17
Selecting a Sector Protection Mode ....................................... 17
Persistent Sector Protection ................................................... 18
Persistent Protection Bit (PPB) ............................................... 18
Persistent Protection Bit Lock (PPB Lock) ............................. 18
Dynamic Protection Bit (DYB) ................................................ 18
Persistent Sector Protection Mode Locking Bit ...................... 19
Password Protection Mode ..................................................... 19
Password and Password Mode Locking Bit ........................... 20
64-bit Password ...................................................................... 20
Persistent Protection Bit Lock ................................................. 20
High Voltage Sector Protection .............................................. 20
Standby Mode ........................................................................ 20
Automatic Sleep Mode ........................................................... 21
RESET#: Hardware Reset Input ............................................. 21
Output Disable Mode .............................................................. 21
SecSi™ (Secured Silicon) Sector
Flash Memory Region ............................................................ 23
Factory-Locked Area (64 words) ............................................ 23
Customer-Lockable Area (64 words) ...................................... 23
SecSi Sector Protection Bits ................................................... 23
Hardware Data Protection ...................................................... 23
Write Protect (WP#) ................................................................ 24
Table 1. Device Bus Operations ....................................................11
Table 2. Burst Address Groups .......................................................12
Table 3. Autoselect Codes (High Voltage Method) ........................15
Table 4. Am29BDS128H Boot Sector/Sector Block Addresses for Pro-
tection/Unprotection ........................................................................16
Table 5. Am29BDS640H Boot Sector/Sector Block Addresses for Pro-
tection/Unprotection ........................................................................17
Table 6. Sector Protection Schemes ...............................................19
Figure 1. Temporary Sector Unprotect Operation........................... 21
Figure 2. In-System Sector Protection/
Sector Unprotection Algorithms ...................................................... 22
Table 7. SecSi
TM
Sector Addresses ...............................................23
Am29BDS128H/Am29BDS640H
D A T A
S H E E T
Command Definitions . . . . . . . . . . . . . . . . . . . . . 33
Low V
Write Pulse “Glitch” Protection ................................................ 24
Logical Inhibit .......................................................................... 24
Power-Up Write Inhibit ............................................................ 24
Reading Array Data ................................................................ 33
Set Configuration Register Command Sequence ................... 33
Read Mode Setting ................................................................. 33
Programmable Wait State Configuration ................................ 33
Reduced Wait-state Handshaking Option ............................... 34
Standard Handshaking Option ................................................ 35
Read Mode Configuration ....................................................... 35
Burst Active Clock Edge Configuration ................................... 35
RDY Configuration .................................................................. 35
Reset Command ..................................................................... 36
Autoselect Command Sequence ............................................ 36
Enter SecSi™ Sector/Exit SecSi Sector
Command Sequence .............................................................. 37
Program Command Sequence ............................................... 37
Unlock Bypass Command Sequence ..................................... 37
Chip Erase Command Sequence ........................................... 38
Sector Erase Command Sequence ........................................ 38
Erase Suspend/Erase Resume Commands ........................... 39
Password Program Command ................................................ 40
Password Verify Command .................................................... 40
Password Protection Mode Locking Bit Program Command .. 40
Persistent Sector Protection Mode Locking Bit Program Com-
mand ....................................................................................... 40
SecSi Sector Protection Bit Program Command .................... 41
PPB Lock Bit Set Command ................................................... 41
DYB Write Command ............................................................. 41
Password Unlock Command .................................................. 41
PPB Program Command ........................................................ 43
All PPB Erase Command ........................................................ 43
DYB Write Command ............................................................. 45
PPB Status Command ............................................................ 45
PPB Lock Bit Status Command .............................................. 45
DYB Status Command ............................................................ 45
Command Definitions ............................................................. 46
Table 8. CFI Query Identification String ......................................... 24
Table 9. System Interface String .................................................... 25
Table 10. Device Geometry Definition ........................................... 25
Table 11. Primary Vendor-Specific Extended Query ..................... 26
Table 12. Am29BDS128H Sector Address Table .......................... 27
Table 13. Am29BDS640H Sector Address Table .......................... 31
Figure 3. Synchronous/Asynchronous State Diagram ................... 33
Table 14. Programmable Wait State Settings ................................ 34
Table 15. Wait States for Reduced Wait-state Handshaking ........ 34
Table 16. Wait States for Standard Handshaking .......................... 35
Table 17. Read Mode Settings ....................................................... 35
Table 18. Configuration Register ................................................... 36
Table 19. Autoselect Data .............................................................. 37
Figure 4. Program Operation ......................................................... 38
Figure 5. Erase Operation.............................................................. 40
Figure 6. PPB Program Algorithm.................................................. 42
Figure 7. PPB Erase Algorithm ...................................................... 44
Table 20. Memory Array Command Definitions ............................ 46
Table 21. Sector Protection Command Definitions ....................... 47
CC
Write Inhibit .............................................................. 24
3