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S29AL008D90BFI022 Datasheet(PDF) 5 Page - SPANSION

Part # S29AL008D90BFI022
Description  8 Megabit (1 M x 8-Bit/512 K x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory
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Manufacturer  SPANSION [SPANSION]
Direct Link  http://www.spansion.com
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S29AL008D90BFI022 Datasheet(HTML) 5 Page - SPANSION

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June 16, 2005 S29AL008D_00A3
S29AL008D
5
D a ta
Sh eet
Table Of Contents
Product Selector Guide. . . . . . . . . . . . . . . . . . . . . . 6
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . . 7
Special Handling Instructions for FBGA Package . . . . . . . . . . . . . . . . . 8
Pin Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Ordering Information . . . . . . . . . . . . . . . . . . . . . . 10
Standard Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . . 11
Table 1. S29AL008D Device Bus Operations . . . . . . . . . . . . . . . . . . . . . .11
Word/Byte Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Requirements for Reading Array Data . . . . . . . . . . . . . . . . . . . . . . . . . 11
Writing Commands/Command Sequences . . . . . . . . . . . . . . . . . . . . . 12
Program and Erase Operation Status . . . . . . . . . . . . . . . . . . . . . . . . . .12
Standby Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Automatic Sleep Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
RESET#: Hardware Reset Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Output Disable Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 2. S29AL008D Top Boot Block Sector Addresses . . . . . . . . . . . 14
Table 3. S29AL008D Bottom Boot Block Sector Addresses . . . . . . . . 15
Autoselect Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Table 4. S29AL008D Autoselect Codes (High Voltage Method) . . . . . 16
Sector Protection/Unprotection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Temporary Sector Unprotect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 1. Temporary Sector Unprotect Operation . . . . . . . . . . . . . . . . . 17
Figure 2. In-System Sector Protect/Sector Unprotect Algorithms. . . . . 18
Hardware Data Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Command Definitions . . . . . . . . . . . . . . . . . . . . . . 19
Reading Array Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Reset Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Autoselect Command Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Word/Byte Program Command Sequence . . . . . . . . . . . . . . . . . . . . . 20
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 5. S29AL008D Command Definitions . . . . . . . . . . . . . . . . . . . . . . 25
Write Operation Status . . . . . . . . . . . . . . . . . . . . 27
DQ7: Data# Polling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 5. Data# Polling Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
RY/BY#: Ready/Busy# . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
DQ6: Toggle Bit I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
DQ2: Toggle Bit II . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Reading Toggle Bits DQ6/DQ2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
DQ5: Exceeded Timing Limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
DQ3: Sector Erase Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 6. Toggle Bit Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Table 6. Write Operation Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . 33
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 7. Maximum Negative Overshoot Waveform . . . . . . . . . . . . . . . 33
Figure 8. Maximum Positive Overshoot Waveform . . . . . . . . . . . . . . . . 33
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 9. ICC1 Current vs. Time (Showing Active and
Automatic Sleep Currents). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 10. Typical ICC1 vs. Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 11. Test Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Table 7. Test Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Key to Switching Waveforms . . . . . . . . . . . . . . . . 37
Figure 12. Input Waveforms and Measurement Levels . . . . . . . . . . . . . . 37
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 8. Read Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure 13. Read Operations Timings. . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 9. Hardware Reset (RESET#) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 14. RESET# Timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Table 10. Word/Byte Configuration (BYTE#) . . . . . . . . . . . . . . . . . . . .40
Figure 15. BYTE# Timings for Read Operations . . . . . . . . . . . . . . . . . . . 41
Figure 16. BYTE# Timings for Write Operations . . . . . . . . . . . . . . . . . . 41
Erase / Program Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 17. Program Operation Timings . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 18. Chip/Sector Erase Operation Timings . . . . . . . . . . . . . . . . . 44
Figure 19. Data# Polling Timings (During Embedded Algorithms) . . . . 45
Figure 20. Toggle Bit Timings (During Embedded Algorithms) . . . . . . 45
Figure 21. DQ2 vs. DQ6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Table 11. Temporary Sector Unprotect . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 22. Temporary Sector Unprotect Timing Diagram . . . . . . . . . . 46
Figure 23. Sector Protect/Unprotect Timing Diagram . . . . . . . . . . . . . 47
Table 12. Alternate CE# Controlled Erase/Program Operations . . . . . 48
Figure 24. Alternate CE# Controlled Write Operation Timings. . . . . 49
Erase and Programming Performance. . . . . . . . . 49
Table 13. Latchup Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Table 14. TSOP, SO, and BGA Pin Capacitance . . . . . . . . . . . . . . . . . . . 50
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . 51
TS 048—48-Pin Standard TSOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
VBK 048 - 48 Ball Fine-Pitch Ball Grid Array (FBGA)
8.15 x 6.15 mm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
SO 044—44-Pin Small Outline Package . . . . . . . . . . . . . . . . . . . . . . .53
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . . 54


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