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AM29LV160B_05 Datasheet(PDF) 5 Page - Advanced Micro Devices

Part No. AM29LV160B_05
Description  16 Megabit (2 M x 8-Bit/1 M x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory
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Maker  AMD [Advanced Micro Devices]
Homepage  http://www.amd.com
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Am29LV160B
3
TABLE OF CONTENTS
Distinctive Characteristics . . . . . . . . . . . . . . . . . . . 1
General Description . . . . . . . . . . . . . . . . . . . . . . . . 2
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 5
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . . 6
Special Handling Instructions ................................................... 7
Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 9
Standard Products .................................................................... 9
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 10
Table 1. Am29LV160B Device Bus Operations .............................. 10
Word/Byte Configuration ........................................................ 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 ............................................... 12
Output Disable Mode .............................................................. 12
Table 2. Sector Address Tables (Am29LV160BT) .......................... 13
Table 3. Sector Address Tables (Am29LV160BB).......................... 14
Autoselect Mode ..................................................................... 15
Table 4. Am29LV160B Autoselect Codes (High Voltage Method).. 15
Sector Protection/Unprotection ............................................... 15
Temporary Sector Unprotect .................................................. 16
Figure 1. Temporary Sector Unprotect Operation........................... 16
In-System Sector Protect/Unprotect Algorithms 17
Common Flash Memory Interface (CFI) . . . . . . . 18
Table 5. CFI Query Identification String .......................................... 18
Table 6. System Interface String..................................................... 19
Table 7. Device Geometry Definition .............................................. 19
Table 8. Primary Vendor-Specific Extended Query ........................ 20
Hardware Data Protection ...................................................... 20
Low VCC Write Inhibit .............................................................. 20
Write Pulse “Glitch” Protection ............................................... 20
Logical Inhibit .......................................................................... 20
Power-Up Write Inhibit ............................................................ 20
Command Definitions . . . . . . . . . . . . . . . . . . . . . . 21
Reading Array Data ................................................................ 21
Reset Command ..................................................................... 21
Autoselect Command Sequence ............................................ 21
Word/Byte Program Command Sequence ............................. 21
Unlock Bypass Command Sequence ..................................... 22
Figure 3. Program Operation .......................................................... 22
Chip Erase Command Sequence ........................................... 22
Sector Erase Command Sequence ........................................ 23
Erase Suspend/Erase Resume Commands ........................... 23
Figure 4. Erase Operation............................................................... 24
Table 9. Am29LV160B Command Definitions................................. 25
Write Operation Status . . . . . . . . . . . . . . . . . . . . . 26
DQ7: Data# Polling ................................................................. 26
Figure 5. Data# Polling Algorithm ................................................... 26
RY/BY#: Ready/Busy# ........................................................... 27
DQ6: Toggle Bit I .................................................................... 27
DQ2: Toggle Bit II ................................................................... 27
Reading Toggle Bits DQ6/DQ2 .............................................. 27
Figure 6. Toggle Bit Algorithm........................................................ 28
DQ3: Sector Erase Timer ....................................................... 29
Table 10. Write Operation Status................................................... 29
Absolute Maximum Ratings . . . . . . . . . . . . . . . . 30
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . 30
Commercial (C) Devices ......................................................... 30
Industrial (I) Devices ............................................................... 30
Extended (E) Devices ............................................................. 30
VCC Supply Voltages .............................................................. 30
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 32
CMOS Compatible .................................................................. 32
Zero Power Flash ................................................................... 33
Figure 9. ICC1 Current vs. Time (Showing Active and Automatic Sleep
Currents) ........................................................................................ 33
Figure 10. Typical ICC1 vs. Frequency ........................................... 33
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 11. Test Setup..................................................................... 34
Table 11. Test Specifications ......................................................... 34
Key to Switching Waveforms . . . . . . . . . . . . . . . 34
Figure 12. Input Waveforms and Measurement Levels ................. 34
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 35
Read Operations .................................................................... 35
Figure 13. Read Operations Timings ............................................. 35
Hardware Reset (RESET#) .................................................... 36
Figure 14. RESET# Timings .......................................................... 36
Word/Byte Configuration (BYTE#) ........................................ 37
Figure 15. BYTE# Timings for Read Operations............................ 37
Figure 16. BYTE# Timings for Write Operations............................ 37
Erase/Program Operations ..................................................... 38
Figure 17. Program Operation Timings.......................................... 39
Figure 18. Chip/Sector Erase Operation Timings .......................... 40
Figure 19. Data# Polling Timings (During Embedded Algorithms). 41
Figure 20. Toggle Bit Timings (During Embedded Algorithms)...... 41
Figure 21. DQ2 vs. DQ6 for Erase and Erase
Suspend Operations ...................................................................... 42
Temporary Sector Unprotect .................................................. 42
Figure 22. Sector Protect/Unprotect Timing Diagram .................... 43
Alternate CE# Controlled Erase/Program Operations ............ 44
Figure 23. Alternate CE# Controlled Write Operation Timings ...... 45
Erase and Programming Performance . . . . . . . 46
Latchup Characteristics . . . . . . . . . . . . . . . . . . . 46
TSOP and SO Pin Capacitance . . . . . . . . . . . . . . 46
Data Retention . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 47
TS 048—48-Pin Standard TSOP (measured in millimeters) .. 47
TSR048—48-Pin Reverse TSOP (measured in millimeters) .. 49
FBC048—48-Ball Fine-Pitch Ball Grid Array (FBGA) 8 x 9 mm
(measured in millimeters) ....................................................... 50
SO 044—44-Pin Small Outline Package (measured in millime-
ters) ........................................................................................ 51
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 52
Revision F (January 1998) ...................................................... 52
Revision F+1 ........................................................................... 52
Revision F+2 ........................................................................... 52
Revision G (January 1999) ..................................................... 52
Revision G+1 (February 1999) ............................................... 52
Revision H (November 23, 1999) ........................................... 52
Revision H+1 (February 22, 2000) ......................................... 53



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