AM29PDL128G AMD [Advanced Micro Devices], AM29PDL128G Datasheet - Page 5

• Manufacturer Part Number: AM29PDL128G
• Description: 128 Megabit (8 M x 16-Bit/4 M x 32-Bit) CMOS 3.0 Volt-only, Simultaneous Read/ Write Flash Memory with VersatileIOTM Control
• Manufacturer: AMD [Advanced Micro Devices]

TABLE OF CONTENTS
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 6
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Simultaneous Read/Write Block Diagram . . . . . . 7
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 8
Pin Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Ordering Information . . . . . . . . . . . . . . . . . . . . . . 10
Device Bus Operations . . . . . . . . . . . . . . . . . . . . 11
Sector Protection . . . . . . . . . . . . . . . . . . . . . . . . . 24
4
Continuity of Specifications ...................................................... 1
Continuity of Ordering Part Numbers ....................................... 1
For More Information ................................................................ 1
Word/Double Word Configuration........................................... 11
Requirements for Reading Array Data ................................... 11
Random Read (Non-Page Read) ........................................... 11
Page Mode Read .................................................................... 12
Simultaneous Operation ......................................................... 12
Writing Commands/Command Sequences ............................ 12
Accelerated Program Operation ............................................. 13
Autoselect Functions .............................................................. 13
Standby Mode ........................................................................ 13
Automatic Sleep Mode ........................................................... 13
RESET#: Hardware Reset Pin ............................................... 13
Output Disable Mode .............................................................. 13
Autoselect Mode..................................................................... 21
Persistent Sector Protection ................................................... 25
Persistent Protection Bit (PPB) ............................................... 25
Persistent Protection Bit Lock (PPB Lock) ............................. 25
Dynamic Protection Bit (DYB) ................................................ 25
Persistent Sector Protection Mode Locking Bit ...................... 26
Password Protection Mode ..................................................... 26
Password and Password Mode Locking Bit ........................... 26
64-bit Password ...................................................................... 27
Write Protect (WP#) ................................................................ 27
Persistent Protection Bit Lock ................................................. 27
High Voltage Sector Protection .............................................. 27
Temporary Sector Unprotect .................................................. 29
SecSi™ (Secured Silicon) Sector
Flash Memory Region ............................................................ 29
SecSi Sector Protection Bit .................................................... 30
Utilizing Password and SecSi Sector Concurrently ................ 30
Hardware Data Protection ...................................................... 30
Low VCC Write Inhibit ............................................................ 31
Write Pulse “Glitch” Protection ............................................... 31
Table 1. Am29PDL128G Device Bus Operations ...........................11
Table 2. Page Select, Double Word Mode ......................................12
Table 3. Page Select, Word Mode ..................................................12
Table 4. Bank Select .......................................................................12
Table 5. Sector Address Table ........................................................14
Table 6. SecSi ™ Sector Addresses ................................................21
Table 7. Autoselect Codes (High Voltage Method) ........................21
Table 8. Sector Block Addresses for Protection/Unprotection ........22
Table 9. Sector Protection Schemes ...............................................26
Figure 1. In-System Sector Protection/Sector Unprotection Algorithms
28
Figure 2. Temporary Sector Unprotect Operation........................... 29
Figure 3. SecSi Sector Protect Verify.............................................. 30
P R E L I M I N A R Y
Am29PDL128G
Common Flash Memory Interface (CFI) . . . . . . . 31
Command Definitions. . . . . . . . . . . . . . . . . . . . . . 35
Write Operation Status . . . . . . . . . . . . . . . . . . . . . 46
Absolute Maximum Ratings. . . . . . . . . . . . . . . . . 50
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 51
Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Logical Inhibit .......................................................................... 31
Power-Up Write Inhibit ............................................................ 31
Reading Array Data ................................................................ 35
Reset Command ..................................................................... 35
Autoselect Command Sequence ............................................ 35
Enter SecSi Sector/Exit SecSi Sector
Command Sequence .............................................................. 35
Double Word/Word Program Command Sequence ................ 36
Unlock Bypass Command Sequence ..................................... 36
Chip Erase Command Sequence ........................................... 37
Sector Erase Command Sequence ........................................ 37
Erase Suspend/Erase Resume Commands ........................... 38
Password Program Command ................................................ 38
Password Verify Command .................................................... 39
Password Protection Mode Locking Bit Program Command .. 39
Persistent Sector Protection Mode Locking Bit Program
Command ............................................................................... 39
SecSi Sector Protection Bit Program Command .................... 39
PPB Lock Bit Set Command ................................................... 39
DYB Write Command ............................................................. 40
Password Unlock Command .................................................. 40
PPB Program Command ........................................................ 40
All PPB Erase Command ........................................................ 40
DYB Write Command ............................................................. 40
PPB Lock Bit Set Command ................................................... 41
PPB Lock Bit Status Command .............................................. 41
Sector Protection Status Command ....................................... 41
Command Definitions Tables.................................................. 42
DQ7: Data# Polling ................................................................. 46
RY/BY#: Ready/Busy#............................................................ 47
DQ6: Toggle Bit I .................................................................... 47
DQ2: Toggle Bit II ................................................................... 48
Reading Toggle Bits DQ6/DQ2 ............................................... 48
DQ5: Exceeded Timing Limits ................................................ 48
DQ3: Sector Erase Timer ....................................................... 48
Table 10. CFI Query Identification String ............................ 31
Table 11. System Interface String................................................... 32
Table 12. Device Geometry Definition................................. 33
Table 13. Primary Vendor-Specific Extended Query........... 34
Figure 4. Program Operation ......................................................... 37
Figure 5. Erase Operation.............................................................. 38
Table 14. Memory Array Command Definitions (x32 Mode) .......... 42
Table 15. Sector Protection Command Definitions (x32 Mode) ..... 43
Table 16. Memory Array Command Definitions (x16 Mode) .......... 44
Table 17. Sector Protection Command Definitions (x16 Mode) ..... 45
Figure 6. Data# Polling Algorithm .................................................. 46
Figure 7. Toggle Bit Algorithm........................................................ 47
Table 18. Write Operation Status ................................................... 49
Figure 8. Maximum Negative Overshoot Waveform ...................... 50
Figure 9. Maximum Positive Overshoot Waveform........................ 50
Figure 10. Test Setup.................................................................... 52
October 28, 2004