AM29DL640G65 AMD [Advanced Micro Devices], AM29DL640G65 Datasheet - Page 3

• Manufacturer Part Number: AM29DL640G65
• Description: 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Read/Write Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

TABLE OF CONTENTS
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 5
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 6
Pin Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 8
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 9
Common Flash Memory Interface (CFI) . . . . . . . 20
Command Definitions . . . . . . . . . . . . . . . . . . . . . 23
June 7, 2002
Special Handling Instructions for BGA Packages ..................... 6
Word/Byte Configuration .......................................................... 9
Requirements for Reading Array Data ..................................... 9
Writing Commands/Command Sequences ............................ 10
Accelerated Program Operation ............................................. 10
Autoselect Functions .............................................................. 10
Simultaneous Read/Write Operations with Zero Latency ....... 10
Standby Mode ........................................................................ 10
Automatic Sleep Mode ........................................................... 11
RESET#: Hardware Reset Pin ............................................... 11
Output Disable Mode .............................................................. 11
Autoselect Mode..................................................................... 14
Sector/Sector Block Protection and Unprotection .................. 16
Write Protect (WP#) ................................................................ 17
Temporary Sector Unprotect .................................................. 17
SecSi™ (Secured Silicon) Sector
Flash Memory Region ............................................................ 19
Hardware Data Protection ...................................................... 19
Low VCC Write Inhibit ............................................................ 19
Write Pulse “Glitch” Protection ............................................... 20
Logical Inhibit .......................................................................... 20
Power-Up Write Inhibit ............................................................ 20
Reading Array Data ................................................................ 23
Reset Command ..................................................................... 23
Autoselect Command Sequence ............................................ 23
Enter SecSi™ Sector/Exit SecSi Sector
Command Sequence .............................................................. 23
Byte/Word Program Command Sequence ............................. 24
Unlock Bypass Command Sequence ..................................... 24
Chip Erase Command Sequence ........................................... 25
Sector Erase Command Sequence ........................................ 25
Table 1. Am29DL640G Device Bus Operations ................................9
Table 2. Am29DL640G Sector Architecture ....................................11
Table 3. Bank Address ....................................................................14
Table 4. SecSi
Table 5. Am29DL640G Autoselect Codes, (High Voltage Method) 15
Table 6. Am29DL640G Boot Sector/Sector Block Addresses for
Protection/Unprotection ...................................................................16
Table 7. WP#/ACC Modes ..............................................................17
Figure 1. Temporary Sector Unprotect Operation........................... 17
Figure 2. In-System Sector Protect/Unprotect Algorithms .............. 18
Table 8. CFI Query Identification String .......................................... 20
Table 9. System Interface String......................................................21
Table 10. Device Geometry Definition ............................................ 21
Table 11. Primary Vendor-Specific Extended Query ...................... 22
Figure 3. Program Operation .......................................................... 25
TM
Sector Addresses ................................................14
P R E L I M I N A R Y
Am29DL640G
Write Operation Status . . . . . . . . . . . . . . . . . . . . . 28
Absolute Maximum Ratings. . . . . . . . . . . . . . . . . 32
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 33
Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 35
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 36
Erase And Programming Performance. . . . . . . . 48
Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 48
TSOP Pin Capacitance . . . . . . . . . . . . . . . . . . . . . 48
Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 52
Erase Suspend/Erase Resume Commands ........................... 26
DQ7: Data# Polling ................................................................. 28
RY/BY#: Ready/Busy#............................................................ 29
DQ6: Toggle Bit I .................................................................... 29
DQ2: Toggle Bit II ................................................................... 30
Reading Toggle Bits DQ6/DQ2 ............................................... 30
DQ5: Exceeded Timing Limits ................................................ 30
DQ3: Sector Erase Timer ....................................................... 30
Read-Only Operations ........................................................... 36
Hardware Reset (RESET#) .................................................... 37
Word/Byte Configuration (BYTE#) .......................................... 38
Erase and Program Operations .............................................. 39
Temporary Sector Unprotect .................................................. 44
Alternate CE# Controlled Erase and Program Operations ..... 46
FBE063—63-Ball Fine-Pitch Ball Grid Array (FBGA)
12 x 11 mm package .............................................................. 49
LAA064—64-Ball Fortified Ball Grid Array (FBGA)
13 x 11 mm package .............................................................. 50
TS 048—48-Pin Standard TSOP ............................................ 51
Figure 4. Erase Operation.............................................................. 26
Table 12. Am29DL640G Command Definitions ............................. 27
Figure 5. Data# Polling Algorithm .................................................. 28
Figure 6. Toggle Bit Algorithm........................................................ 29
Table 13. Write Operation Status ................................................... 31
Figure 7. Maximum Negative Overshoot Waveform ...................... 32
Figure 8. Maximum Positive Overshoot Waveform........................ 32
Figure 9. I
Automatic Sleep Currents) ............................................................. 34
Figure 10. Typical I
Figure 11. Test Setup.................................................................... 35
Figure 12. Input Waveforms and Measurement Levels ................. 35
Figure 13. Read Operation Timings ............................................... 36
Figure 14. Reset Timings ............................................................... 37
Figure 15. BYTE# Timings for Read Operations............................ 38
Figure 16. BYTE# Timings for Write Operations............................ 38
Figure 17. Program Operation Timings.......................................... 40
Figure 18. Accelerated Program Timing Diagram.......................... 40
Figure 19. Chip/Sector Erase Operation Timings .......................... 41
Figure 20. Back-to-back Read/Write Cycle Timings ...................... 42
Figure 21. Data# Polling Timings (During Embedded Algorithms). 42
Figure 22. Toggle Bit Timings (During Embedded Algorithms)...... 43
Figure 23. DQ2 vs. DQ6................................................................. 43
Figure 24. Temporary Sector Unprotect Timing Diagram .............. 44
Figure 25. Sector/Sector Block Protect and
Unprotect Timing Diagram ............................................................. 45
Figure 26. Alternate CE# Controlled Write (Erase/Program)
Operation Timings.......................................................................... 47
CC1
Current vs. Time (Showing Active and
CC1
vs. Frequency ............................................ 34
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