m29w400db STMicroelectronics, m29w400db Datasheet
m29w400db
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m29w400db Summary of contents
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... Standby and Automatic Standby 100,000 Program/Erase cycles per block Electronic signature – Manufacturer code: 0020h – Top device code M29W400DT: 00EEh – Bottom device code M29W400DB: 00EFh ® – ECOPACK packages August 2007 4 Mbit (512 256 Kb x 16, boot block) 1 ...
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... SS 3 Bus operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.1 Bus Read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.2 Bus Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.3 Output Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.4 Standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.5 Automatic Standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.6 Special bus operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.7 Electronic signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 3.8 Block protection and blocks unprotection . . . . . . . . . . . . . . . . . . . . . . . . . 17 4 Command interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.1 Read/Reset command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.2 Auto Select command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.3 Program command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.4 Unlock Bypass command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.5 Unlock Bypass Program command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2/48 M29W400DT, M29W400DB ...
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... M29W400DT, M29W400DB 4.6 Unlock Bypass Reset command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.7 Chip Erase command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.8 Block Erase command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.9 Erase Suspend command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.10 Erase Resume command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4.11 Block Protect and Chip Unprotect commands . . . . . . . . . . . . . . . . . . . . . 22 5 Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 5.1 Data Polling bit (DQ7 5.2 Toggle bit (DQ6 5.3 Error bit (DQ5 5.4 Erase Timer bit (DQ3 ...
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... TFBGA48 mm active ball array, 0.80 mm pitch, package mechanical data Table 19. TFBGA48 mm active ball array, 0.80 mm pitch, package mechanical data Table 20. Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Table 21. Top boot block addresses M29W400DT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Table 22. Bottom boot block addresses M29W400DB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Table 23. Programmer technique bus operations, BYTE = V Table 24. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 4/ ...
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... M29W400DT, M29W400DB List of figures Figure 1. Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 2. SO connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Figure 3. TSOP connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 4. TFBGA connections (top view through package Figure 5. Block addresses ( Figure 6. Block addresses (x 16 Figure 7. Data polling flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 8. Data toggle flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Figure 9. AC measurement I/O waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Figure 10. ...
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... JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK trademark. ECOPACK specifications are available at: www.st.com. 6/48 M29W400DT, M29W400DB Figure 5 and Figure 6, Block ...
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... M29W400DT, M29W400DB Figure 1. Logic diagram Table 1. Signal names Signal name A0-A17 DQ0-DQ7 DQ8-DQ14 DQ15A– BYTE A0-A17 W M29W400DT E M29W400DB Function Address inputs Data inputs/outputs Data inputs/outputs Data input/output or Address input Chip Enable Output Enable ...
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... DQ0 15 30 DQ8 16 29 DQ1 17 28 DQ9 18 27 DQ2 19 26 DQ10 20 25 DQ3 21 24 DQ11 22 23 M29W400DT, M29W400DB A10 A11 A12 A13 A14 A15 A16 BYTE V SS DQ15A–1 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 DQ4 V CC AI06855 ...
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... M29W400DT, M29W400DB Figure 3. TSOP connections Not connected. A15 1 48 A14 A13 A12 A11 A10 M29W400DT M29W400DB A17 Description A16 BYTE V SS DQ15A–1 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 ...
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... A17 DQ0 DQ2 DQ5 E DQ8 DQ10 DQ12 DQ9 DQ11 V SS DQ1 DQ3 DQ4 M29W400DT, M29W400DB A13 A8 A12 A10 A14 A11 A15 DQ7 A16 DQ14 BYTE DQ15 DQ13 A–1 DQ6 V SS AI06856 ...
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... Kbyte 70000h 6FFFFh 64 Kbyte 60000h 1FFFFh 64 Kbyte 10000h 0FFFFh 64 Kbyte 00000h 1. Also see Appendix A: Block address Table 22: Bottom boot block addresses M29W400DB M29W400DB Bottom boot block addresses (x 8) 7FFFFh 64 Kbyte 70000h 6FFFFh 64 Kbyte 60000h 1FFFFh 64 Kbyte 10000h 0FFFFh 32 Kbyte 08000h ...
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... Kword 38000h 37FFFh 32 Kword 30000h 0FFFFh 32 Kword 08000h 07FFFh 32 Kword 00000h 1. Also see Appendix A: Block address Table 22: Bottom boot block addresses M29W400DB 12/48 M29W400DB Bottom boot block addresses (x 16) 3FFFFh 32 Kword 38000h 37FFFh 32 Kword 30000h 0FFFFh 32 Kword 08000h 07FFFh 16 Kword ...
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... M29W400DT, M29W400DB 2 Signal descriptions See Figure 1: Logic this device. 2.1 Address inputs (A0-A17) The Address inputs select the cells in the memory array to access during Bus Read operations. During Bus Write operations they control the commands sent to the command interface of the Program/Erase controller. ...
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... Figure 14: Reset/Block Temporary Unprotect AC will temporarily unprotect the protected blocks in the memory. Program . Table 15: Reset/Block Temporary Unprotect AC Figure 14: Reset/Block Temporary Unprotect AC , the memory is in 16-bit mode. IH M29W400DT, M29W400DB , the memory will whichever occurs last. PHEL RHEL waveforms, for more ...
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... M29W400DT, M29W400DB 2.11 V supply voltage CC The V supply voltage supplies the power for all operations (Read, Program, Erase etc.). CC The command interface is disabled when the V voltage This prevents Bus Write operations from accidentally damaging the data LKO during power-up, power-down and power surges. If the Program/Erase controller is programming or erasing during this time then the operation aborts and the memory contents being altered will be invalid ...
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... Program or Erase operations until the operation completes. ± 0.2 V) are used to drive the bus and the bus is inactive for 150 The Data inputs/outputs will still output data if a Bus Read CC2 M29W400DT, M29W400DB Table 2 and Table 3, Bus Figure 11: Read mode ...
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... M29W400DT, M29W400DB 3.6 Special bus operations Additional bus operations can be performed to read the electronic signature and also to apply and remove block protection. These bus operations are intended for use by programming equipment and are not usually used in applications. They require V applied to some pins. ...
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... others others V IL M29W400DT, M29W400DB Data inputs/outputs DQ15A–1, DQ14-DQ0 Data output Data input Hi-Z Hi 0020h 00EEh (M29W400DT) 00EFh (M29W400DB ...
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... STMicroelectronics is 0020h. The device code can be read using a Bus Read operation with other address bits may be set to either V 00EEh and for the M29W400DB is 00EFh. The Block Protection status of each block can be read using a Bus Read operation with ...
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... Chip Erase command and start the Program/Erase controller. If any blocks are protected then these are ignored and all the other blocks are erased. If all of the blocks are protected the Chip Erase operation appears to start but will terminate 20/48 M29W400DT, M29W400DB cycles. Bus Read operations ...
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... M29W400DT, M29W400DB within about 100 µs, leaving the data unchanged. No error condition is given when protected blocks are ignored. During the erase operation the memory will ignore all commands not possible to issue any command to abort the operation. Typical chip erase times are given in Read operations during the Chip Erase operation will output the Status Register on the Data inputs/outputs ...
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... Typical values measured at room temperature and nominal voltages. 2. Sampled, but not 100% tested. 3. Maximum value measured at worst case conditions for both temperature and V Program/Erase cycles. 4. Maximum value measured at worst case conditions for both temperature and V 22/48 Parameter M29W400DT, M29W400DB Appendix B: Block (1)(2) (2) Min Typ Max 2 ...
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... M29W400DT, M29W400DB Table 5. Commands, 16-bit mode, BYTE = V Command 1st Addr 1 X Read/Reset 3 555 Auto Select 3 555 Program 4 555 Unlock Bypass 3 555 Unlock Bypass 2 X Program Unlock Bypass 2 X Reset Chip Erase 6 555 Block Erase 6+ 555 Erase Suspend 1 X Erase Resume Don’t care, PA Program Address, PD Program Data, BA Any address in the block. All values in the table are in hexadecimal. The command interface only uses A-1 ...
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... DQ6 toggles for approximately 1 µs. Figure 8: Data toggle 24/48 Table 7: Status Register flowchart, gives an example of how to use the Data Polling bit. A valid flowchart, gives an example of how to use the Data Toggle bit. M29W400DT, M29W400DB bits. ...
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... M29W400DT, M29W400DB 5.3 Error bit (DQ5) The Error bit can be used to identify errors detected by the Program/Erase controller. The Error bit is set to ’1’ when a Program, Block Erase or Chip Erase operation fails to write the correct data to the memory. If the Error bit is set a Read/Reset command must be issued before other commands are issued ...
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... Faulty block 0 Toggle address START READ DQ5 & DQ7 at VALID ADDRESS DQ7 YES = DATA NO NO DQ5 = 1 YES READ DQ7 at VALID ADDRESS DQ7 YES = DATA NO FAIL M29W400DT, M29W400DB DQ5 DQ3 DQ2 Toggle Toggle 0 1 Toggle Toggle 0 – ...
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... M29W400DT, M29W400DB Figure 8. Data toggle flowchart START READ DQ6 READ DQ5 & DQ6 DQ6 NO = TOGGLE YES NO DQ5 = 1 YES READ DQ6 TWICE DQ6 NO = TOGGLE YES FAIL PASS AI01370C Status Register 27/48 ...
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... Minimum voltage may undershoot to –2 V during transition and for less than 20 ns during transitions. 3. Maximum voltage may overshoot to V 28/48 Table 8: Absolute maximum ratings Parameter (2)( during transition and for less than 20 ns during transitions. CC M29W400DT, M29W400DB may Min Max Unit –50 125 °C – ...
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... M29W400DT, M29W400DB 7 DC and AC parameters This section summarizes the operating measurement conditions, and the DC and AC characteristics of the device. The parameters in the DC and AC characteristics tables that follow, are derived from tests performed under the measurement conditions summarized in Table 9: Operating and AC measurement operating conditions in their circuit match the operating conditions when relying on the quoted parameters ...
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... V ≤ MHz Program/Erase controller active –100 tAVAV VALID tAVQV tELQV tELQX tGLQX tGLQV tBHQV M29W400DT, M29W400DB Min Max 6 12 Min Max ≤ V ± ≤ V ±1 OUT ± 0.2 V, 100 ± 0 – ...
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... M29W400DT, M29W400DB Table 12. Read AC characteristics Symbol Alt t t Address Valid to Next Address Valid AVAV Address Valid to Output Valid AVQV ACC ( Chip Enable Low to Output Transition ELQX Chip Enable Low to Output Valid ELQV CE Output Enable Low to Output ( GLQX ...
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... WHRL BUSY High to Chip Enable Low VCHEL VCS CC 1. Sampled only, not 100% tested. 32/48 tAVAV VALID tAVWL tELWL tGHWL tWLWH tDVWH VALID tWHRL Parameter M29W400DT, M29W400DB tWLAX tWHEH tWHGL tWHWL tWHDX AI01869C M29W400D Min Min Min 30 30 ...
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... M29W400DT, M29W400DB Figure 13. Write AC waveforms, Chip Enable controlled A0-A17/ A– DQ0-DQ7/ DQ8-DQ15 V CC tVCHWL RB Table 14. Write AC characteristics, Chip Enable controlled Symbol Alt t t Address Valid to Next Address Valid AVAV Write Enable Low to Chip Enable Low WLEL Chip Enable Low to Chip Enable High ...
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... RP ( Low to Read mode PLYH READY ( Rise time to V PHPHH VIDR 1. Sampled only, not 100% tested. 34/48 tPHWL, tPHEL, tPHGL tPLYH Parameter ID M29W400DT, M29W400DB tRHWL, tRHEL, tRHGL tPHPHH AI02931 M29W400D Unit Min Min Min 500 500 ...
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... M29W400DT, M29W400DB 8 Package mechanical Figure 15. SO44 - 44 lead plastic small outline, 525 mils body width, package outline b 1. Drawing is not to scale. Table 16. SO44 – 44 lead plastic small outline, 525 mils body width, package mechanical data Symbol Typ 2.30 b 0. 28.20 E 13.30 EH 16.00 e 1.27 L ...
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... millimeters Min Max 1.20 0.05 0.15 0.95 1.05 0.17 0.27 0.10 0.21 0.08 11.90 12.10 19.80 20.20 18.30 18.50 – – 0.50 0. M29W400DT, M29W400DB TSOP-G inches Typ Min Max 0.047 0.004 0.002 0.006 0.039 0.037 0.041 0.009 0.007 0.011 0.004 0.008 0.003 0.472 0.468 0.476 0.787 0.779 0.795 0.724 0.720 0.728 0.020 – ...
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... M29W400DT, M29W400DB Figure 17. TFBGA48 mm active ball array, 0.80 mm pitch, bottom view package outline 1. Drawing is not to scale. Table 18. TFBGA48 mm active ball array, 0.80 mm pitch, package mechanical data Symbol ddd BALL " ...
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... M29W400DT, M29W400DB SE ddd BGA-Z32 inches Typ Min 0.010 0.014 0.236 0.232 0.157 – 0.315 0.311 0.220 – 0.031 – 0.039 – 0.047 – 0.016 – 0.016 – ...
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... M29W400DT, M29W400DB 9 Part numbering Table 20. Ordering information scheme Example: Device type M29 Operating voltage 2 Device Function 400D = 4 Mbit (512 256 Kb x 16), boot block Array matrix T = Top boot B = Bottom boot Speed Package M = SO44 N = TSOP48 ...
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... Table 21. Top boot block addresses M29W400DT # Size (Kbytes Table 22. Bottom boot block addresses M29W400DB # Size (Kbytes 40/48 Address range (x 8) ...
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... M29W400DT, M29W400DB Appendix B Block protection Block protection can be used to prevent any operation from modifying the data stored in the Flash. Each block can be protected individually. Once protected, Program and Erase operations on the block fail to change the data. There are three techniques that can be used to control block protection, these are the programmer technique, the in-system technique and temporary unprotection. temporary unprotection is controlled by the Reset/Block Temporary Unprotection pin, RP ...
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... A12-A17 block address, others = A12-A17 block address, others = X M29W400DT, M29W400DB Data inputs/outputs A0-A17 DQ15A–1, DQ14-DQ0 , ID , A15 = Pass = XX01h ID Retry = XX00h , ...
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... M29W400DT, M29W400DB Figure 19. Programmer equipment block protect flowchart START ADDRESS = BLOCK ADDRESS Wait 4 µ Wait 100 µ A0 Wait 4 µ Wait 60 ns Read DATA DATA NO = 01h ...
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... ADDRESS = CURRENT BLOCK ADDRESS A1 Wait 4 µ Wait 60 ns Read DATA NO YES DATA = 00h ++n = 1000 YES FAIL M29W400DT, M29W400DB INCREMENT CURRENT BLOCK LAST NO BLOCK YES PASS AI03470 ...
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... M29W400DT, M29W400DB Figure 21. In-system equipment block protect flowchart START WRITE 60h ADDRESS = BLOCK ADDRESS WRITE 60h ADDRESS = BLOCK ADDRESS Wait 100 µs WRITE 40h ADDRESS = BLOCK ADDRESS Wait 4 µ ...
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... Wait 4 µs READ DATA ADDRESS = CURRENT BLOCK ADDRESS DATA = 00h ++ 1000 YES ISSUE READ/RESET COMMAND FAIL M29W400DT, M29W400DB INCREMENT CURRENT BLOCK YES NO LAST BLOCK YES ISSUE READ/RESET COMMAND PASS AI03472 ...
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... M29W400DT, M29W400DB 10 Revision history Table 24. Document revision history Date Revision 26-Jul-2002 19-Feb-2003 28-May-2003 30-Sep-2003 6-Oct-2003 16-Jan-2004 8-Jun-2004 07-Aug-2007 01 Initial release Revision numbering modified: a minor revision will be indicated by incrementing the digit after the dot, and a major revision, by incrementing the digit before the dot (revision version 01 equals 1.0). Revision history moved to end of document ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 48/48 Please Read Carefully: © 2007 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com M29W400DT, M29W400DB ...