M29W008T STMicroelectronics, M29W008T Datasheet
M29W008T
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M29W008T Summary of contents
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SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS ACCESS TIME: 80ns PROGRAMMING TIME: 10µs typical PROGRAM/ERASE CONTROLLER (P/E.C.) – Program Byte-by-Byte – Status Register bits and Ready/Busy Output SECURITY PROTECTION MEMORY AREA INSTRUCTIONS ADDRESS CODING: 3 digits ...
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M29W008AT, M29W008AB Figure 2. TSOP Connections A16 1 A15 A14 A13 A12 A11 M29W008AT M29W008AB A18 AI02717 DESCRIPTION The M29W008A is a non-volatile memory ...
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... These are stress ratings only and operation of the device at these or any other conditions above those indicated in the Operating sections of this specification is not implied. Exposure to Absolute Maximum Rating condi- tions for extended periods may affect device reliability. Refer also to the STMicroelectronics SURE Program and other relevant qual- ity documents. ...
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M29W008AT, M29W008AB Table 3. Top Boot Block Addresses, M29W008AT Size # Address Range (Kbytes FC000h-FFFFFh 17 8 FA000h-FBFFFh 16 8 F8000h-F9FFFh 15 32 F0000h-F7FFFh 14 64 E0000h-EFFFFh 13 64 D0000h-DFFFFh 12 64 C0000h-CFFFFh 11 64 B0000h-BFFFFh 10 64 ...
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SIGNAL DESCRIPTIONS See Figure 1 and Table 1. Address Inputs (A0-A19). The address inputs for the memory array are latched during a write op- eration on the falling edge of Chip Enable E or Write Enable W. When A9 is ...
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M29W008AT, M29W008AB DEVICE OPERATIONS See Tables 5, 6 and 7. Read. Read operations are used to output the contents of the Memory Array, the Electronic Sig- nature, the Status Register or the Block Protection Status. Both Chip Enable E and ...
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Table 5. User Bus Operations Operation E G Read Byte Write Byte Output Disable Stand- Reset X X Block ...
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M29W008AT, M29W008AB INSTRUCTIONS AND COMMANDS The Command Interface latches commands writ- ten to the memory. Instructions are made up from one or more commands to perform Read Memory Array, Read Electronic Signature, Read Block Pro- tection, Program, Block Erase, Chip ...
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Table 9. Instructions Mne. Instr. Cyc. (3,7) Addr. 1+ Data Read/Reset (2,4) RD Memory Array (3,7) Addr. 3+ Data (3,7) Addr. (4) Auto Select 3+ AS Data (3,7) Addr. PG Program 4 Data (3,7) 6 Addr. BE Block Erase ...
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M29W008AT, M29W008AB Table 10. Status Register Bits DQ Name Logic Level ’1’ ’0’ Data 7 Polling DQ DQ ’-1-0-1-0-1-0-1-’ Toggle Bit ’-1-1-1-1-1-1-1-’ ’1’ 5 Error Bit ’0’ 4 Reserved ’1’ Erase 3 Time Bit ’0’ ’-1-0-1-0-1-0-1-’ 2 Toggle ...
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Table 11. Polling and Toggle Bits Mode DQ7 Program DQ7 Erase 0 Erase Suspend Read (in Erase Suspend 1 block) Erase Suspend Read (outside Erase Suspend DQ7 block) Erase Suspend Program DQ7 Note: 1. Toggle if the address is within ...
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M29W008AT, M29W008AB Table 12. AC Measurement Conditions Input Rise and Fall Times Input Pulse Voltages Input and Output Timing Ref. Voltages Figure 3. AC Testing Input Output Waveform 3V 0V (1) Table 13. Capacitance ( ° ...
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Table 15. Read AC Characteristics ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt Parameter Address Valid to Next Address t t AVAV RC Valid t t Address Valid to Output Valid ...
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M29W008AT, M29W008AB Table 16. Read AC Characteristics ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt Parameter Address Valid to Next Address t t AVAV RC Valid t t Address Valid to ...
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Figure 5. Read Mode AC Waveforms M29W008AT, M29W008AB 15/30 ...
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M29W008AT, M29W008AB Table 17. Write AC Characteristics, W Controlled ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt t t Address Valid to Next Address Valid AVAV Address Valid ...
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Table 18. Write AC Characteristics, W Controlled ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt t t Address Valid to Next Address Valid AVAV Address Valid to Write ...
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M29W008AT, M29W008AB Figure 6. Write AC Waveforms, W Controlled A0-A19 E tELWL G tGHWL W DQ0-DQ7 V CC tVCHEL RB Note: Address are latched on the falling edge of W, Data is latched on the rising edge of W. Erase ...
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Table 19. Write AC Characteristics, E Controlled ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt t t Address Valid to Next Address Valid AVAV Address Valid to Chip ...
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M29W008AT, M29W008AB Table 20. Write AC Characteristics, E Controlled ( 70° C, –20 to 85°C or –40 to 85° Symbol Alt t t Address Valid to Next Address Valid AVAV Address Valid ...
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Figure 7. Write AC Waveforms, E Controlled A0-A19 W tWLEL G tGHEL E DQ0-DQ7 V CC tVCHWL RB Note: Address are latched on the falling edge of E, Data is latched on the rising edge of E. Figure 8. Read ...
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M29W008AT, M29W008AB Table 21. Data Polling and Toggle Bit AC Characteristics ( 70° C, –20 to 85°C or –40 to 85° Symbol Parameter Chip Enable High to DQ7 Valid (Program, E Controlled) t EHQ7V Chip ...
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Figure 9. Data Polling DQ7 AC Waveforms M29W008AT, M29W008AB 23/30 ...
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M29W008AT, M29W008AB Figure 10. Data Polling Flowchart START READ DQ5 & DQ7 at VALID ADDRESS DQ7 YES = DATA NO NO DQ5 = 1 YES READ DQ7 DQ7 YES = DATA NO FAIL Table 23. Program, Erase Times and Program, ...
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Figure 12. Data Toggle DQ6, DQ2 AC Waveforms M29W008AT, M29W008AB 25/30 ...
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M29W008AT, M29W008AB SECURITY PROTECTION MEMORY AREA The M29W008A features a security protection memory area. It consists of a memory block of 256 bytes which is programmed in the ST factory to store a unique code that uniquely identifies the part. ...
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Table 25. Ordering Information Scheme Example: Device Type M29 Operating Voltage W = 2.7 to 3.6V Device Function 008A = 8 Mbit (1Mb x8), Boot Block Array Matrix T = Top Boot B = Bottom Boot Speed ...
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M29W008AT, M29W008AB Table 26. Revision History Date November 1998 First issue New document template 02/09/00 Document type: from Preliminary Data to Data Sheet 03/06/00 Program Erase Times change (Table 23) 28/30 Description ...
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Table 27. TSOP40 - 40 lead Plastic Thin Small Outline 20mm, Package Mechanical Data Symbol Typ 0. Figure 14. TSOP40 - 40 lead Plastic Thin Small ...
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... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics ...