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M36W432TZA Dataheets PDF



Part Number M36W432TZA
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description 32 Mbit 2Mb x16 / Boot Block Flash Memory and 4 Mbit 256K x16 SRAM / Multiple Memory Product
Datasheet M36W432TZA DatasheetM36W432TZA Datasheet (PDF)

M36W432T M36W432B 32 Mbit (2Mb x16, Boot Block) Flash Memory and 4 Mbit (256K x16) SRAM, Multiple Memory Product PRODUCT PREVIEW FEATURES SUMMARY s SUPPLY VOLTAGE – VDDF = 2.7V to 3.3V – VDDS = VDDQF = 2.7V to 3.3V – VPPF = 12V for Fast Program (optional) s s s s s s s SRAM 4 Mbit (256K x 16 bit) ACCESS TIME: 70ns LOW VDDS DATA RETENTION: 1.5V POWER DOWN FEATURES USING TWO CHIP ENABLE INPUTS ACCESS TIME: 70,85ns LOW POWER CONSUMPTION ELECTRONIC SIGNATURE – Manufacturer Code: 20h – Top Device.

  M36W432TZA   M36W432TZA



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M36W432T M36W432B 32 Mbit (2Mb x16, Boot Block) Flash Memory and 4 Mbit (256K x16) SRAM, Multiple Memory Product PRODUCT PREVIEW FEATURES SUMMARY s SUPPLY VOLTAGE – VDDF = 2.7V to 3.3V – VDDS = VDDQF = 2.7V to 3.3V – VPPF = 12V for Fast Program (optional) s s s s s s s SRAM 4 Mbit (256K x 16 bit) ACCESS TIME: 70ns LOW VDDS DATA RETENTION: 1.5V POWER DOWN FEATURES USING TWO CHIP ENABLE INPUTS ACCESS TIME: 70,85ns LOW POWER CONSUMPTION ELECTRONIC SIGNATURE – Manufacturer Code: 20h – Top Device Code, M36W432T: 88BAh – Bottom Device Code, M36W432B: 88BBh Figure 1. Packages s FLASH MEMORY 32 Mbit (2Mb x16) BOOT BLOCK – 8 x 4 KWord Parameter Blocks (Top or Bottom Location) FBGA s PROGRAMMING TIME – 10µs typical – Double Word Programming Option Stacked LFBGA66 (ZA) 8 x 8 ball array s BLOCK LOCKING – All blocks locked at Power up – Any combination of blocks can be locked – WPF for Block Lock-Down s s s 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 s February 2002 This is preliminary information on a new product now in development. Details are subject to change without notice. 1/57 M36W432T, M36W432B TABLE OF CONTENTS SUMMARY DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 2. Logic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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 Block Addresses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 6. Flash Security Block Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 SRAM Component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 OPERATING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Flash Bus Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Flash Command Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Table 3. Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 4. Read Electronic Signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Table 5. Read Block Signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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 Lock Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Table 9. Lock Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Flash Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 10. Status Register Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 SRAM Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 MAXIMUM RATING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


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