1/57
PRODUCT PREVIEW
February 2002
This is preliminary information on a new product now in development. Details are subject to change without notice.
M36W432T
M36W432B
32 Mbit (2Mb x16, Boot Block) Flash Memory
and 4 Mbit (256K x16) SRAM, Multiple Memory Product
FEATURES SUMMARY
SUPPLY VOLTAGE
–V
DDF
=2.7Vto3.3V
–V
DDS
=V
DDQF
=2.7Vto3.3V
–V
PPF
= 12V for Fast Program (optional)
ACCESS TIME: 70,85ns
LOW POWER CONSUMPTION
ELECTRONIC SIGNATURE
Manufacturer Code: 20h
Top Device Code, M36W432T: 88BAh
Bottom Device Code, M36W432B: 88BBh
FLASH MEMORY
32 Mbit (2Mb x16) BOOT BLOCK
8 x 4 KWord Parameter Blocks (Top or
Bottom Location)
PROGRAMMING TIME
10µs typical
Double Word Programming Option
BLOCK LOCKING
All blocks locked at Power up
Any combination of blocks can be locked
–WPF
for Block Lock-Down
AUTOMATIC STAND-BY MODE
PROGRAM and ERASE SUSPEND
COMMON FLASH INTERFACE
64 bit Security Code
SECURITY
64 bit user programmable OTP cells
64 bit unique device identifier
One parameter block permanently lockable
SRAM
4 Mbit (256K x 16 bit)
ACCESS TIME: 70ns
LOW V
DDS
DATA RETENTION: 1.5V
POWER DOWN FEATURES USING TWO
CHIP ENABLE INPUTS
Figure 1. Packages
FBGA
Stacked LFBGA66 (ZA)
8 x 8 ball array
M36W432T, M36W432B
2/57
TABLE OF CONTENTS
SUMMARYDESCRIPTION...........................................................5
Figure2.LogicDiagram ..........................................................5
Table 1. Signal Names . . . ........................................................5
Figure 3. LFBGA Connections (Top view through package). ..............................6
SIGNALDESCRIPTIONS............................................................6
FUNCTIONAL DESCRIPTION ........................................................8
Figure 4. Functional Block Diagram .................................................8
Table2.MainOperationModes ....................................................9
FlashMemoryComponent......................................................10
Figure5.FlashBlockAddresses...................................................11
Figure6.FlashSecurityBlockMemoryMap..........................................11
SRAMComponent.............................................................11
OPERATINGMODES..............................................................12
FlashBusOperations..........................................................12
FlashCommandInterface.......................................................12
Table3.Commands ............................................................15
Table4.ReadElectronicSignature.................................................16
Table5.ReadBlockSignature....................................................16
Table6.ReadProtectionRegisterandLockRegister ..................................16
Table7.Program,EraseTimesandProgram/EraseEnduranceCycles ....................17
FlashBlockLocking...........................................................17
Table8.BlockLockStatus .......................................................18
Table9.LockStatus............................................................18
FlashStatusRegister ...........................................................19
Table10.StatusRegisterBits.....................................................20
SRAMOperations .............................................................20
MAXIMUMRATING................................................................21
Table11.AbsoluteMaximumRatings...............................................21
DCandACPARAMETERS.........................................................22
Table 12. Operating and AC Measurement Conditions..................................22
Figure7.ACMeasurementI/OWaveform ...........................................22
Figure 8. AC Measurement Load Circuit . . . ..........................................22
Table 13. Device Capacitance.....................................................22
Table14.DCCharacteristics......................................................23
Figure9.FlashReadACWaveforms...............................................24
Table15.FlashReadACCharacteristics............................................24
3/57
M36W432T, M36W432B
Figure10.FlashWriteACWaveforms,WriteEnableControlled ..........................26
Table16.FlashWriteACCharacteristics,WriteEnableControlled........................27
Figure 11. Flash Write AC Waveforms, Chip Enable Controlled ...........................28
Table 17. Flash Write AC Characteristics, Chip Enable Controlled. . .......................29
Figure12.FlashPower-UpandResetACWaveforms..................................30
Table18.FlashPower-UpandResetACCharacteristics................................30
Figure 13. SRAM Read AC Waveforms, Address Controlled with UBS = LBS = V
IL
...........31
Figure14.SRAMReadACWaveforms,E1S,E2SorGSControlled.......................31
Figure 15. SRAM Standby AC Waveforms . ..........................................32
Table19.SRAMReadACCharacteristics...........................................32
Figure16.SRAMWriteACWaveforms,WSControlledwithGSLow ......................33
Figure17.SRAMWriteACWaveforms,WSControlledwithGSHigh......................33
Figure18.SRAMWriteACWaveforms,UBSandLBSControlled.........................34
Figure19.SRAMWriteACWaveforms,E1SControlled ................................34
Table20.SRAMWriteACCharacteristics...........................................35
Figure 20. SRAM Low V
DDS
DataRetentionACWaveforms,E1SControlled................36
Figure 21. SRAM Low V
DDS
DataRetentionACWaveforms,E2SControlled................36
Table 21. SRAM Low V
DDS
DataRetentionCharacteristic...............................36
PACKAGE MECHANICAL . . . .......................................................37
Figure22.StackedLFBGA66-8x8ballarray,0.8mmpitch,BottomViewPackageOutline....37
Table 22. Stacked LFBGA66 - 8 x 8 ball array, 0.8 mm pitch, Package Mechanical Data . . . ....37
Figure 23. Stacked LFBGA66 Daisy Chain - Package Connections (Top view through package) . 38
Figure 24. Stacked LFBGA66 Daisy Chain - PCB Connections proposal (Top view through package)39
PARTNUMBERING ...............................................................40
Table23.OrderingInformationScheme.............................................40
Table24.DaisyChainOrderingScheme............................................40
REVISIONHISTORY...............................................................41
Table25.DocumentRevisionHistory...............................................41
APPENDIXA.FLASHMEMORYBLOCKADDRESSTABLES .............................42
Table 26. Top Boot Block Addresses, M36W432T . ....................................42
Table27.BottomBootBlockAddresses,M36W432B ..................................43
APPENDIXB.COMMONFLASHINTERFACE(CFI) .....................................44
Table28.QueryStructureOverview................................................44
Table 29. CFI Query Identification String . . ..........................................44
Table30.CFIQuerySystemInterfaceInformation.....................................45
Table31.DeviceGeometryDefinition...............................................46
Table 32. Primary Algorithm-Specific Extended Query Table .............................47
Table33.SecurityCodeArea.....................................................48
APPENDIXC.FLASHMEMORYFLOWCHARTSandPSEUDOCODES.....................49

M36W432T85ZA6T

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
NOR Flash 32M (2Mx16) 85ns
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet