M29W008T SGS-Thomson-Microelectronics, M29W008T Datasheet
M29W008T
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M29W008T Summary of contents
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... M29W008T and M29W008B are replaced respectively by the M29W008AT and M29W008AB 2.7V to 3.6V SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS FAST ACCESS TIME: 100ns FAST PROGRAMMING TIME typical PROGRAM/ERASE CONTROLLER (P/E.C.) – Program Byte-by-Byte – Status Register bits and Ready/Busy Output MEMORY BLOCKS – ...
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... M29W008T, M29W008B Figure 2. TSOP Pin Connections A16 1 A15 A14 A13 A12 A11 M29W008T M29W008B A18 Warning Not Connected. DESCRIPTION (Cont’d) the application. Each block can be programmed and erased over 100,000 cycles. Instructions for Read/Reset, Auto Select for read- ...
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... Boot Block of 16 Kbytes, two Parameter Blocks of 8 Kbytes, one Main Block of 32 Kbytes and fifteen Main Blocks of 64 Kbytes. The M29W008T has the Boot Block at the top of the memory address space and the M29W008B locates the Boot Block starting at the bottom. The memory maps are showed in Figure 3 ...
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... M29W008T, M29W008B Figure 3A. Top Boot Block Memory Map and Block Address Table TOP BOOT BLOCK Byte-Wide FFFFFh F0000h EFFFFh 64K MAIN BLOCK E0000h DFFFFh 64K MAIN BLOCK D0000h CFFFFh 64K MAIN BLOCK C0000h BFFFFh 64K MAIN BLOCK B0000h AFFFFh 64K MAIN BLOCK ...
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... MAIN BLOCK 40000h 3FFFFh 64K MAIN BLOCK 30000h 2FFFFh 64K MAIN BLOCK 20000h 1FFFFh 64K MAIN BLOCK 10000h 0FFFFh 00000h M29W008T, M29W008B Byte-Wide 0FFFFh 32K MAIN BLOCK 08000h 07FFFh 8K PARAMETER BLOCK 06000h 05FFFh 8K PARAMETER BLOCK 04000h 03FFFh 16K BOOT BLOCK ...
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... M29W008T, M29W008B Table 3A. M29W008T Block Address Table Address Range 00000h-0FFFFh 10000h-1FFFFh 20000h-2FFFFh 30000h-3FFFFh 40000h-4FFFFh 50000h-5FFFFh 60000h-6FFFFh 70000h-7FFFFh 80000h-8FFFFh 90000h-9FFFFh A0000h-AFFFFh B0000h-BFFFFh C0000h-CFFFFh D0000h-DFFFFh E0000h-EFFFFh F0000h-F7FFFh F8000h-F9FFFh FA000h-FBFFFh FC000h-FFFFFh Output Enable (G). The Output Enable gates the outputs through the data buffers during a read operation ...
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... RP from V PLYH . The end of the (See Table 15 and Figure 9). When RP is returned IL from V will be again protected. V Supply Voltage. The power supply for all CC operations (Read, Program and Erase). Ground measurements. M29W008T, M29W008B A16 A15 A14 ...
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... M29W008T, M29W008B DEVICE OPERATIONS See Tables 4, 5 and 6. 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 Output Enable G must be low in order to read the output of the memory ...
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... M29W008T, M29W008B A6 A9 A12 A15 DQ0-DQ7 A6 A9 A12 A15 Data Output A6 A9 A12 A15 Data Input ...
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... M29W008T, M29W008B 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 Erase, Erase Suspend and Erase Resume. Commands are made of address and data sequences ...
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... Manufacturer code (20h). Address bits and A13-A19 within the Block will output the Block Protection status M29W008T, M29W008B 4th Cyc. 5th Cyc. 6th Cyc. 7th Cyc. Read Memory Array until a new write cycle is initiated. ...
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... M29W008T, M29W008B Table 9. 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 Bit ...
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... Status bits DQ6 and DQ7 determine if program- ming is on-going and DQ5 allows verification of any possible error. Programming at an address not in blocks being erased is also possible during erase suspend. In this case, DQ2 will toggle at the ad- dress being programmed. M29W008T, M29W008B with while A13-A19 IL IH 13/30 ...
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... M29W008T, M29W008B Table 11. AC Measurement Conditions Input Rise and Fall Times Input Pulse Voltages Input and Output Timing Ref. Voltages Figure 4. AC Testing Input Output Waveform 3V 0V (1) Table 12. Capacitance (T Symbol Parameter C Input Capacitance IN C Output Capacitance OUT Note: 1. Sampled only, not 100% tested. ...
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... after the falling edge of E without increasing t GLQV M29W008T, M29W008B M29W008T / M29W008B -90 -100 = 3. 2. 30pF C = 30pF L L Min Max Min Max 90 100 90 100 ...
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... after the falling edge of E without increasing t GLQV M29W008T / M29W008B -120 -150 = 2. 2. Min Max Min Max 120 150 120 150 0 0 120 150 ...
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... Figure 6. Read Mode AC Waveforms M29W008T, M29W008B 17/30 ...
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... Read Array not necessary to program the block with 00h as the P/E.C. will do this auto- matically before to erasing to FFh. Read operations after the sixth rising edge output the status register status bits. M29W008T / M29W008B -90 -100 = 3. 2.7V to 3.6V ...
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... The Toggle bits DQ2 and DQ6 toggle during erase operation and stop when erase is completed. After completion the Status Register bit DQ5 returns ’1’ if there has been an Erase Failure. M29W008T, M29W008B M29W008T / M29W008B -120 -150 = 2. 2.7V to 3.6V ...
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... M29W008T, M29W008B Figure 7. Write AC Waveforms, W Controlled A0-A19 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 Suspend (ES) Instruction. The Block Erase operation may be suspended by this instruc- tion which consists of writing the command B0h without any specific address ...
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... Supply Rails Normal precautions must be taken for supply volt- age decoupling; each device in a system should have the V IH close to the V widths should be sufficient to carry the V gram and erase currents required. . M29W008T, M29W008B M29W008T / M29W008B -90 -100 = 3. 2. 30pF C = 30pF L ...
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... Notes: 1. Sample only, not 100% tested. 2. This timing is for Temporary Block Unprotection operation. 22/30 Parameter V = 2.7V to 3.6V CC Min 120 500 ID 500 4 M29W008T / M29W008B -120 -150 V = 2.7V to 3.6V CC Max Min Max 150 500 500 90 90 ...
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... Note: Address are latched on the falling edge of E, Data is latched on the rising edge of E. Figure 9. Read and Write AC Characteristics, RP Related tAVAV VALID tAVEL tWLEL tGHEL tELEH tDVEH tPHEL tPHWL tPLPX tPLYH M29W008T, M29W008B tELAX tEHWH tEHGL tEHEL tEHDX VALID tEHRL tPHPHH AI02193 AI02091 23/30 ...
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... V = 3. 2. 30pF C = 30pF L L Min Max Min 10 2400 10 1.0 60 1.0 10 2400 10 1 2400 10 1.0 60 1.0 10 2400 10 1.0 60 1.0 (1) M29W008T / M29W008B -120 -150 V = 2. 2. 100pF C = 100pF L L Min Max Min 10 2400 10 1.0 60 1.0 10 2400 10 1 2400 10 1.0 60 1.0 10 2400 10 1 ...
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... Figure 10. Data Polling DQ7 AC Waveforms M29W008T, M29W008B 25/30 ...
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... Chip Erase (Preprogrammed) Chip Erase Boot Block Erase Parameter Block Erase Main Block (32Kb) Erase Main Block (64Kb) Erase Chip Program (Byte) Byte Program Program/Erase Cycles (per Block) 26/30 Figure 12. Data Toggle Flowchart PASS AI01369 M29W008T / M29W008B Min Typ 5 12 2.4 2.3 2.7 3 100,000 START READ DQ2, DQ5 & ...
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... Figure 13. Data Toggle DQ6, DQ2 AC Waveforms M29W008T, M29W008B 27/30 ...
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... M29W008T and M29W008B are replaced respectively by the new version M29W008AT and M29W008AB Devices are shipped from the factory with the memory content erased (to FFh). For a list of available options (Speed, Package, etc...) or for further information on any aspect of this device, please contact the STMicroelectronics Sales Office nearest to you ...
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... Drawing is not to scale. mm Min Max 1.20 0.05 0.15 0.95 1.05 0.17 0.27 0.10 0.21 19.80 20.20 18.30 18.50 9.90 10.10 – – 0. DIE C M29W008T, M29W008B inches Typ Min 0.047 0.002 0.006 0.037 0.041 0.007 0.011 0.004 0.008 0.780 0.795 0.720 0.728 0.390 0.398 0.020 – 0.020 0.028 0 40 0.004 Max – ...
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... M29W008T, M29W008B Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. 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 ...