D A T A S H E E T
TABLE OF CONTENTS
This page left intentionally blank. . . . . . . . . . . . . 2
Product Selector Guide. . . . . . . . . . . . . . . . . . . . . 4
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 5
Pin Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . 6
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Ordering Information. . . . . . . . . . . . . . . . . . . . . . . 7
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 8
Table 1. Device Bus Operations .......................................................8
Requirements for Reading Array Data Array in Asynchronous
(Non-Burst) Mode..................................................................... 9
Requirements for Reading Array Data in Synchronous
DQ7: Data# Polling ................................................................. 21
Figure 7. Data# Polling Algorithm .................................................. 21
RY/BY#: Ready/Busy# ............................................................ 22
DQ6: Toggle Bit I .................................................................... 22
DQ2: Toggle Bit II ................................................................... 22
Reading Toggle Bits DQ6/DQ2 ............................................... 22
DQ5: Exceeded Timing Limits ................................................ 23
DQ3: Sector Erase Timer ....................................................... 23
Figure 8. Toggle Bit Algorithm........................................................ 23
Table 5. Write Operation Status ..................................................... 24
Absolute Maximum Ratings. . . . . . . . . . . . . . . . . 25
Figure 9. Maximum Negative Overshoot Waveform ...................... 25
Figure 10. Maximum Positive Overshoot Waveform...................... 25
Operating Ranges. . . . . . . . . . . . . . . . . . . . . . . . . 25
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 11. ICC1 Current vs. Time (Showing Active and Automatic
Sleep Currents).............................................................................. 27
Figure 12. Typical ICC1 vs. Frequency ........................................... 27
Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 13. Test Setup..................................................................... 28
Table 6. Test Specifications ........................................................... 28
Key to Switching Waveforms .................................................. 28
Figure 14. Input Waveforms and Measurement Levels ................. 28
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 15. Conventional Read Operations Timings ....................... 31
Figure 16. Burst Mode Read.......................................................... 31
Figure 17. RESET# Timings .......................................................... 32
Figure 18. Program Operation Timings.......................................... 34
Figure 19. Chip/Sector Erase Operation Timings .......................... 35
Figure 20. Data# Polling Timings (During Embedded Algorithms). 36
Figure 21. Toggle Bit Timings (During Embedded Algorithms)...... 36
Figure 22. DQ2 vs. DQ6 for Erase and Erase
(Burst) Mode ............................................................................. 9
Burst Suspend/Burst Resume Operations ................................ 9
IND# End of Burst Indicator .................................................... 10
Writing Commands/Command Sequences ............................ 10
Program and Erase Operation Status .................................... 10
Standby Mode ........................................................................ 10
Automatic Sleep Mode ........................................................... 10
RESET#: Hardware Reset Pin ............................................... 10
Output Disable Mode .............................................................. 11
Table 2. Sector Address Table ........................................................11
Autoselect Mode..................................................................... 12
Table 3. Am29BL802C Autoselect Codes (High Voltage Method) ..12
Sector Protection/Unprotection ............................................... 12
Figure 1. In-system Sector Protect/Unprotect Algorithms............... 13
Temporary Sector Unprotect .................................................. 14
Figure 2. Temporary Sector Unprotect Operation........................... 14
Hardware Data Protection . . . . . . . . . . . . . . . . . . 14
Low V Write Inhibit .............................................................. 14
CC
Write Pulse “Glitch” Protection ............................................... 14
Logical Inhibit .......................................................................... 14
Power-Up Write Inhibit ............................................................ 14
Command Definitions . . . . . . . . . . . . . . . . . . . . . 14
Reading Array Data in Non-burst Mode ................................. 14
Reading Array Data in Burst Mode ......................................... 15
Suspend Operations .................................................................... 37
Figure 23. Temporary Sector Unprotect Timing Diagram .............. 37
Figure 24. Sector Protect/Unprotect Timing Diagram .................... 38
Figure 25. Alternate CE# Controlled Write Operation Timings ...... 40
Erase and Programming Performance . . . . . . . . 41
Latchup Characteristics. . . . . . . . . . . . . . . . . . . . 41
SSOP Pin Capacitance . . . . . . . . . . . . . . . . . . . . . 41
Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Physical Dimensions*. . . . . . . . . . . . . . . . . . . . . . 42
SSO056—56-Pin Shrink Small Outline Package ....................42
Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 43
Revision A (June 1, 1999) ...................................................... 43
Revision A+1 (June 25, 1999) ................................................ 43
Revision B (November 29, 1999) ............................................ 43
Revision C (June 20, 2000) .................................................... 43
Revision C+1 (November 16, 2000) ....................................... 43
Revision C+2 (July 22, 2002) ................................................. 43
Revision C+3 (November 22, 2002) ....................................... 43
Revision C+4 (June 4, 2004) .................................................. 44
Revision C+5 (February 28, 2005) ......................................... 44
Revision C+6 (June 29, 2005) ................................................ 44
Revision C7 (November 3, 2006) ........................................... 44
Figure 3. Burst Mode Read with 40 MHz CLK, 65 ns tIACC
18 ns tBACC Parameters.................................................................. 15
Figure 4. Burst Mode Read with 25 MHz CLK, 70 ns tIACC
,
,
24 ns tBACC Parameters................................................................. 16
Reset Command ..................................................................... 16
Autoselect Command Sequence ............................................ 16
Program Command Sequence ............................................... 16
Unlock Bypass Command Sequence ..................................... 17
Figure 5. Program Operation .......................................................... 17
Chip Erase Command Sequence ........................................... 17
Sector Erase Command Sequence ........................................ 18
Figure 6. Erase Operation............................................................... 18
Erase Suspend/Erase Resume Commands ........................... 18
Asynchronous Mode ............................................................... 18
Burst Mode ............................................................................. 19
General ................................................................................... 19
Command Definitions ............................................................. 20
Table 4. Am29BL802C Command Definitions ................................20
Write Operation Status . . . . . . . . . . . . . . . . . . . . 21
November 3, 2006 22371C7
Am29BL802C
3
SPANSION [ SPANSION ]
