A d v a n c e I n f o r m a t i o n
Logical Inhibit ................................................................................................... 45
Power-Up Write Inhibit ...............................................................................45
S71GL512NB0/S71GL256NB0/S71GL128NB0
General Description . . . . . . . . . . . . . . . . . . . . . . . . 1
Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4
MCP Block Diagram (128Mb Flash + 32Mb pSRAM) ..................................5
MCP Block Diagram (256Mb Flash + 32Mb pSRAM) .................................5
MCP Block Diagram (512Mb Flash + 32Mb pSRAM) ..................................6
Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 7
512 Mb Flash + 32 Mb pSRAM Pinout .............................................................7
256 Mb Flash + 32 Mb pSRAM Pinout ............................................................8
128 Mb Flash + 32 Mb pSRAM Pinout .............................................................9
128 Mb Flash + 32 Mb pSRAM Pinout (S71GL128NB0 Only) ..................10
Input/Output Descriptions . . . . . . . . . . . . . . . . . . . 11
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 12
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . 16
Common Flash Memory Interface (CFI) . . . . . . . 45
Table 6. CFI Query Identification String ................................ 47
Table 7. System Interface String.......................................... 47
Table 8. Device Geometry Definition..................................... 48
Table 9. Primary Vendor-Specific Extended Query.................. 49
Command Definitions . . . . . . . . . . . . . . . . . . . . . . 49
Reading Array Data ...........................................................................................50
Reset Command .................................................................................................50
Autoselect Command Sequence ...................................................................50
Enter Secured Silicon Sector/Exit Secured Silicon
Sector Command Sequence .............................................................................51
Word Program Command Sequence ...........................................................51
Unlock Bypass Command Sequence ........................................................ 52
Write Buffer Programming ......................................................................... 52
Accelerated Program .....................................................................................53
Figure 1. Write Buffer Programming Operation....................... 54
Figure 2. Program Operation ............................................... 55
Program Suspend/Program Resume Command Sequence .................... 55
Figure 3. Program Suspend/Program Resume........................ 56
Chip Erase Command Sequence ................................................................... 56
Sector Erase Command Sequence ................................................................ 57
Figure 4. Erase Operation ................................................... 58
Erase Suspend/Erase Resume Commands ..................................................58
Lock Register Command Set Definitions .................................................... 59
Password Protection Command Set Definitions ......................................59
Non-Volatile Sector Protection Command Set Definitions ...................61
Global Volatile Sector Protection Freeze Command Set .......................61
Volatile Sector Protection Command Set ..................................................62
Secured Silicon Sector Entry Command .....................................................62
Secured Silicon Sector Exit Command ........................................................ 63
Command Definitions ........................................................................................64
Table 10. S29GL512N, S29GL256N, S29GL128N Command
S29GLxxxN MirrorBitTM Flash Family
Datasheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
General Description . . . . . . . . . . . . . . . . . . . . . . . 20
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Device Bus Operations . . . . . . . . . . . . . . . . . . . . . .23
Table 1. Device Bus Operations ........................................... 23
Word/Byte Configuration ................................................................................23
Requirements for Reading Array Data .........................................................23
Page Mode Read ............................................................................................. 24
Writing Commands/Command Sequences ................................................ 24
Write Buffer .................................................................................................... 24
Accelerated Program Operation ...............................................................25
Autoselect Functions .....................................................................................25
Standby Mode .......................................................................................................25
Automatic Sleep Mode ......................................................................................25
RESET#: Hardware Reset Pin .........................................................................25
Output Disable Mode ....................................................................................... 26
Table 2. Sector Address Table–S29GL256N ........................... 26
Table 3. Sector Address Table–S29GL128N ........................... 33
Sector Protection ................................................................................................37
Persistent Sector Protection .......................................................................37
Password Sector Protection ........................................................................37
WP# Hardware Protection .........................................................................37
Selecting a Sector Protection Mode .........................................................37
Advanced Sector Protection ...........................................................................38
Lock Register ........................................................................................................38
Table 4. Lock Register ........................................................ 39
Persistent Sector Protection ...........................................................................39
Dynamic Protection Bit (DYB) ...................................................................39
Persistent Protection Bit (PPB) .................................................................40
Persistent Protection Bit Lock (PPB Lock Bit) ...................................... 41
Table 5. Sector Protection Schemes ..................................... 41
Persistent Protection Mode Lock Bit ........................................................... 41
Password Sector Protection ........................................................................... 42
Password and Password Protection Mode Lock Bit ............................... 42
64-bit Password ...................................................................................................43
Persistent Protection Bit Lock (PPB Lock Bit) ...........................................43
Secured Silicon Sector Flash Memory Region ............................................43
Write Protect (WP#) ........................................................................................45
Hardware Data Protection ..............................................................................45
Low VCC Write Inhibit ................................................................................45
Write Pulse “Glitch” Protection ................................................................45
Definitions, x16 .................................................................64
Table 11. S29GL512N, S29GL256N, S29GL128N Command
Definitions, x8 ...................................................................67
Write Operation Status ...................................................................................69
DQ7: Data# Polling ...........................................................................................70
Figure 5. Data# Polling Algorithm ........................................ 71
RY/BY#: Ready/Busy# ........................................................................................ 71
DQ6: Toggle Bit I ...............................................................................................72
Figure 6. Toggle Bit Algorithm ............................................. 73
DQ2: Toggle Bit II ...............................................................................................73
Reading Toggle Bits DQ6/DQ2 .....................................................................74
DQ5: Exceeded Timing Limits ........................................................................74
DQ3: Sector Erase Timer ................................................................................ 75
DQ1: Write-to-Buffer Abort ........................................................................... 75
Table 12. Write Operation Status .........................................76
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . 76
Figure 7. Maximum Negative Overshoot Waveform................. 77
Figure 8. Maximum Positive
Overshoot Waveform.......................................................... 77
Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 77
DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 78
Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 9. Test Setup........................................................... 79
Table 13. Test Specifications ...............................................79
Key to Switching Waveforms . . . . . . . . . . . . . . . . 79
Figure 10. Input Waveforms and Measurement Levels ............ 79
AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 80
2
S71GL512_256_128NB0_00_A1 December 7, 2004
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