參數(shù)資料
型號： AM29LV002BB-120ED
廠商： Advanced Micro Devices, Inc.
英文描述： 2 Megabit (256 K x 8-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory
中文描述： 2兆位（256畝× 8位）的CMOS 3.0伏，只引導扇區(qū)閃存
文件頁數(shù)： 5/41頁
文件大小： 416K
代理商： AM29LV002BB-120ED
21520D5 October11,2006
Am29LV002B
3
D AT A S H E E T
TABLE OF CONTENTS
Product Selector Guide . . . . . . . . . . . . . . . . . . . . .6
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . .7
Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . .8
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Ordering Information . . . . . . . . . . . . . . . . . . . . . . .9
Device Bus Operations . . . . . . . . . . . . . . . . . . . . .10
Table 1. Am29LV002B Device Bus Operations.............................. 10
Requirements for Reading Array Data ...................................10
Writing Commands/Command Sequences ............................10
Program and Erase Operation Status ....................................11
Standby Mode ........................................................................11
Automatic Sleep Mode ...........................................................11
RESET#: Hardware Reset Pin ...............................................11
Output Disable Mode ..............................................................11
Table 2. Am29LV002BT Top Boot Block Sector Address Table..... 12
Table 3. Am29LV002BB Bottom Boot Block Sector Address Table 12
Autoselect Mode .....................................................................12
Table 4. Am29LV002B Autoselect Codes (High Voltage Method).. 12
Sector Protection/Unprotection ...............................................13
Temporary Sector Unprotect ..................................................13
Hardware Data Protection ......................................................13
Figure 1. Temporary Sector Unprotect Operation ...........................13
Low V
CC
Write Inhibit ..............................................................13
Write Pulse “Glitch” Protection ...............................................13
Logical Inhibit ..........................................................................13
Power-Up Write Inhibit ............................................................13
Figure 2. In-System Sector Protect/Unprotect Algorithms...............14
Command Definitions . . . . . . . . . . . . . . . . . . . . . .15
Reading Array Data ................................................................15
Reset Command .....................................................................15
Autoselect Command Sequence ............................................15
Byte Program Command Sequence .......................................15
Unlock Bypass Command Sequence .....................................16
Chip Erase Command Sequence ...........................................16
Figure 3. Program Operation ..........................................................16
Sector Erase Command Sequence ........................................17
Erase Suspend/Erase Resume Commands ...........................17
Figure 4. Erase Operation ...............................................................18
Command Definitions .............................................................19
Table 5. Am29LV002B Command Definitions................................. 19
Write Operation Status . . . . . . . . . . . . . . . . . . . . .20
DQ7: Data# Polling .................................................................20
Figure 5. Data# Polling Algorithm ...................................................20
RY/BY#: Ready/Busy# ...........................................................21
DQ6: Toggle Bit I ....................................................................21
DQ2: Toggle Bit II ...................................................................21
Reading Toggle Bits DQ6/DQ2 ...............................................21
Figure 6. Toggle Bit Algorithm ........................................................22
DQ5: Exceeded Timing Limits ................................................22
DQ3: Sector Erase Timer .......................................................22
Table 6. Write Operation Status..................................................... 23
Absolute Maximum Ratings . . . . . . . . . . . . . . . . 24
Figure 7. Maximum Negative OvershootWaveform ......................24
Figure 8. Maximum Positive OvershootWaveform ........................24
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 9. I
CC1
Current vs. Time (Showing Active and Automatic
SleepCurrents) ..............................................................................26
Figure 10. Typical I
CC1
vs. Frequency ...........................................26
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 11. Test Setup .....................................................................27
Table 7. Test Specifications........................................................... 27
Figure 12. Input Waveforms and Measurement Levels .................27
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 28
Read Operations ....................................................................28
Figure 13. Read Operations Timings .............................................28
Hardware Reset (RESET#) ....................................................29
Figure 14. RESET# Timings ..........................................................29
Erase/Program Operations .....................................................30
Figure 15. Program Operation Timings ..........................................31
Figure 16. Chip/Sector Erase Operation Timings ..........................32
Figure 17. Data# Polling Timings (During Embedded Algorithms) .33
Figure 18. Toggle Bit Timings (During Embedded Algorithms) ......33
Figure 19. DQ2 vs. DQ6 .................................................................34
Temporary Sector Unprotect ..................................................34
Figure 20. Temporary Sector Unprotect Timing Diagram ..............34
Figure 21. Sector Protect/Unprotect Timing Diagram ....................35
Alternate CE# Controlled Erase/Program Operations ............36
Figure 22. Alternate CE# Controlled Write Operation Timings ......37
Erase and Programming Performance . . . . . . . 38
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 39
TS 040—40-Pin Standard TSOP* ..........................................39
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 40
Revision A (January 1998) .....................................................40
Revision B (June 1998) ..........................................................40
Revision B+1 (August 1998) ...................................................40
Revision C (January 1999) .....................................................40
Revision D (November 18, 1999) ...........................................40
Revision D+1 (November 13, 2000) .......................................40
Revision D+2 (June 14, 2004) ................................................40
Revision D+3 (January 5, 2006) .............................................40
Revision D+4 (September 12, 2006) ......................................40
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AM29LV002BB-90EC 制造商:Advanced Micro Devices 功能描述:
AM29LV002BT-90EF 制造商:Spansion 功能描述:NOR Flash Parallel 3V/3.3V 2Mbit 256K x 8bit 90ns 40-Pin TSOP
AM29LV002BT-90EI\\T 制造商:Spansion 功能描述:FLASH PARALLEL 3V/3.3V 2MBIT 256KX8 90NS 40TSOP - Tape and Reel
AM29LV002BT-90EI\T 制造商:Spansion 功能描述:FLASH PARALLEL 3V/3.3V 2MBIT 256KX8 90NS 40TSOP - Tape and Reel
AM29LV002T-120EC 制造商:Advanced Micro Devices 功能描述:Flash Mem Parallel 3V/3.3V 2M-Bit 256K x 8 120ns 40-Pin TSOP
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