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M36W432 Datasheet(PDF) 2 Page - STMicroelectronics

Part # M36W432
Description  32 Mbit 2Mb x16, Boot Block Flash Memory and 4 Mbit 256K x16 SRAM, Multiple Memory Product
PDF  57 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M36W432 Datasheet(HTML) 2 Page - STMicroelectronics

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TABLE OF CONTENTS
SUMMARY DESCRIPTION ... ...... ....... ...... ....... ...... ....... ...... ...... .....5
Figure 2.LogicDiagram .. ...... ....... ...... ....... ...... ....... ...... ...... .....5
Table 1. Signal Names . . . ...... ....... ...... ....... ...... ....... ...... ...... .....5
Figure 3. LFBGA Connections (Top view through package) . ...... ....... ...... ...... ..... 6
SIGNAL DESCRIPTIONS .... ...... ....... ...... ....... ...... ....... ...... ...... .....6
FUNCTIONAL DESCRIPTION ...... ....... ...... ....... ...... ....... ...... ...... .....8
Figure 4. Functional Block Diagram ...... ...... ....... ...... ....... ...... ...... .....8
Table 2.Main Operation Modes .. ....... ...... ....... ...... ....... ...... ...... .....9
Flash Memory Component ..... ....... ...... ....... ...... ....... ...... ...... ....10
Figure 5.Flash BlockAddresses. . ....... ...... ....... ...... ....... ...... ...... ....11
Figure 6.Flash Security BlockMemoryMap ...... ....... ...... ....... ...... ...... ....11
SRAM Component ...... ...... ....... ...... ....... ...... ....... ...... ...... ....11
OPERATING MODES . ...... ...... ....... ...... ....... ...... ....... ...... ...... .... 12
Flash Bus Operations ... ...... ....... ...... ....... ...... ....... ...... ...... ....12
Flash Command Interface...... ....... ...... ....... ...... ....... ...... ...... ....12
Table 3.Commands ..... ...... ....... ...... ....... ...... ....... ...... ...... ....15
Table 4.Read ElectronicSignature ....... ...... ....... ...... ....... ...... ...... ....16
Table 5.Read BlockSignature ... ....... ...... ....... ...... ....... ...... ...... .... 16
Table 6.Read Protection Register and Lock Register ..... ...... ....... ...... ...... ....16
Table 7.Program,Erase Times and Program/Erase Endurance Cycles .... ...... ...... .... 17
Flash Block Locking .... ...... ....... ...... ....... ...... ....... ...... ...... .... 17
Table 8.Block LockStatus ...... ....... ...... ....... ...... ....... ...... ...... ....18
Table 9.LockStatus ..... ...... ....... ...... ....... ...... ....... ...... ...... ....18
Flash Status Register .... ...... ....... ...... ....... ...... ....... ...... ...... .... 19
Table 10. Status Register Bits .... ....... ...... ....... ...... ....... ...... ...... ....20
SRAM Operations ...... ...... ....... ...... ....... ...... ....... ...... ...... ....20
MAXIMUM RATING... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....21
Table 11. Absolute Maximum Ratings ..... ...... ....... ...... ....... ...... ...... ....21
DC and AC PARAMETERS . . ...... ....... ...... ....... ...... ....... ...... ...... ....22
Table 12. Operating and AC Measurement Conditions ..... ...... ....... ...... ...... ....22
Figure 7.AC Measurement I/O Waveform . ...... ....... ...... ....... ...... ...... ....22
Figure 8. AC Measurement Load Circuit . . . ...... ....... ...... ....... ...... ...... ....22
Table 13. Device Capacitance.... ....... ...... ....... ...... ....... ...... ...... ....22
Table 14. DC Characteristics..... ....... ...... ....... ...... ....... ...... ...... ....23
Figure 9.Flash Read AC Waveforms ..... ...... ....... ...... ....... ...... ...... ....24
Table 15. Flash Read AC Characteristics.. ...... ....... ...... ....... ...... ...... ....24



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