AM29LV641GH53R SPANSION [SPANSION], AM29LV641GH53R Datasheet - Page 5
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AM29LV641GH53R
Manufacturer Part Number
AM29LV641GH53R
Description
64 Megabit (4 M x 16-Bit) CMOS 3.0 Volt-only Uniform Sector Flash Memory with VersatileI/O Control
Manufacturer
SPANSION [SPANSION]
Datasheet
1.AM29LV641GH53R.pdf
(55 pages)
TABLE OF CONTENTS
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . . 5
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 9
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 10
Common Flash Memory Interface (CFI) . . . . . . . 21
Command Definitions . . . . . . . . . . . . . . . . . . . . . 24
Write Operation Status . . . . . . . . . . . . . . . . . . . . . 30
June 14, 2005
Special Package Handling Instructions .................................... 7
VersatileI/O ™ (V
Requirements for Reading Array Data ................................... 10
Writing Commands/Command Sequences ............................ 11
Standby Mode ........................................................................ 11
Automatic Sleep Mode ........................................................... 11
RESET#: Hardware Reset Pin ............................................... 11
Output Disable Mode .............................................................. 12
Autoselect Mode ..................................................................... 16
Sector Group Protection and Unprotection ............................. 17
Write Protect (WP#) ................................................................ 18
Temporary Sector Group Unprotect ....................................... 18
SecSi ™ (Secured Silicon) Sector Flash Memory Region ....... 20
Hardware Data Protection ...................................................... 21
Reading Array Data ................................................................ 24
Reset Command ..................................................................... 25
Autoselect Command Sequence ............................................ 25
Enter SecSi Sector/Exit SecSi Sector Command Sequence .. 25
Word Program Command Sequence ..................................... 25
Chip Erase Command Sequence ........................................... 26
Sector Erase Command Sequence ........................................ 27
Erase Suspend/Erase Resume Commands ........................... 27
Command Definitions ............................................................. 29
Table 1. Device Bus Operations .....................................................10
Accelerated Program Operation ......................................................11
Autoselect Functions .......................................................................11
Table 2. Sector Address Table ........................................................12
Table 3. Autoselect Codes, (High Voltage Method) ......................16
Table 4. Sector Group Protection/Unprotection Address Table .....17
Figure 1. Temporary Sector Group Unprotect Operation................ 18
Figure 2. In-System Sector Group Protect/Unprotect Algorithms ... 19
Table 5. SecSi Sector Contents ......................................................20
Figure 3. SecSi Sector Protect Verify.............................................. 21
Low V
Write Pulse “Glitch” Protection ........................................................21
Logical Inhibit ..................................................................................21
Power-Up Write Inhibit ....................................................................21
Table 6. CFI Query Identification String .......................................... 22
Table 7. System Interface String..................................................... 22
Table 8. Device Geometry Definition .............................................. 22
Table 9. Primary Vendor-Specific Extended Query ........................ 24
Unlock Bypass Command Sequence ..............................................26
Figure 4. Program Operation .......................................................... 26
Figure 5. Erase Operation............................................................... 28
Table 10. Command Definitions...................................................... 29
CC
Write Inhibit .......................................................................21
IO
) Control .................................................... 10
A D V A N C E
Am29LV641G
I N F O R M A T I O N
Absolute Maximum Ratings . . . . . . . . . . . . . . . . 34
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . 34
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 35
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Key to Switching Waveforms. . . . . . . . . . . . . . . . 37
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 38
Erase And Programming Performance . . . . . . . 49
Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 49
TSOP & FBGA Pin Capacitance. . . . . . . . . . . . . . 49
Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 53
DQ7: Data# Polling ................................................................. 30
DQ6: Toggle Bit I .................................................................... 30
DQ2: Toggle Bit II ................................................................... 32
Reading Toggle Bits DQ6/DQ2 ............................................... 32
DQ5: Exceeded Timing Limits ................................................ 32
DQ3: Sector Erase Timer ....................................................... 32
Read-Only Operations ........................................................... 38
Hardware Reset (RESET#) .................................................... 39
Erase and Program Operations .............................................. 40
Temporary Sector Unprotect .................................................. 45
Alternate CE# Controlled Erase and Program Operations ..... 47
FBE063—63-Ball Fine-Pitch Ball Grid Array
(FBGA) 11 x 12 mm package ................................................. 50
LAA064–64-Ball Fortified Ball Grid Array (Fortified BGA) 13 x 11
mm package ........................................................................... 51
TS 048—48-Pin Standard TSOP ............................................ 52
Figure 6. Data# Polling Algorithm .................................................. 30
Figure 7. Toggle Bit Algorithm........................................................ 31
Table 11. Write Operation Status ................................................... 33
Figure 8. Maximum Negative Overshoot Waveform ..................... 34
Figure 9. Maximum Positive Overshoot Waveform....................... 34
Figure 10. I
Active and Automatic Sleep Currents) ........................................... 36
Figure 11. Typical I
Figure 12. Test Setup.................................................................... 37
Table 12. Test Specifications ......................................................... 37
Figure 13. Input Waveforms and
Measurement Levels...................................................................... 37
Figure 14. Read Operation Timings ............................................... 38
Figure 15. Reset Timings ............................................................... 39
Figure 16. Program Operation Timings.......................................... 41
Figure 17. Accelerated Program Timing Diagram.......................... 41
Figure 18. Chip/Sector Erase Operation Timings .......................... 42
Figure 19. Data# Polling Timings
(During Embedded Algorithms)...................................................... 43
Figure 20. Toggle Bit Timings
(During Embedded Algorithms)...................................................... 44
Figure 21. DQ2 vs. DQ6................................................................. 44
Figure 22. Temporary Sector Group Unprotect Timing Diagram ... 45
Figure 23. Sector Group Protect and Unprotect Timing Diagram .. 46
Figure 24. Alternate CE# Controlled Write
(Erase/Program) Operation Timings .............................................. 48
CC1
Current vs. Time (Showing
CC1
vs. Frequency ............................................ 36
6