M29W040B55K1 STMicroelectronics, M29W040B55K1 Datasheet
M29W040B55K1
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M29W040B55K1 Summary of contents
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M29W040 is replaced by the M29W040B 2.7V to 3.6V SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS FAST ACCESS TIME: 100ns BYTE PROGRAMMING TIME typical ERASE TIME – Block: 1.5 sec typical – Chip: 2.5 sec typical PROGRAM/ERASE ...
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M29W040 Figure 2A. LCC Pin Connections M29W040 DQ0 17 Figure 2C. TSOP Reverse Pin Connections G 1 A10 E DQ7 DQ6 DQ5 DQ4 DQ3 8 M29W040 (Reverse ...
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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 conditions for extended periods may affect device reliability. Refer also to the STMicroelectronics SURE Program and other relevant quality documents. ...
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M29W040 Table 3. Operations Operation Read Write Output Disable Standby Note Table 4. Electronic Signature Code E G Manufact. Code Device Code Table 5. Block Protection Status ...
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Table 6. Instructions Mne. Instr. Cyc. Addr. 1+ Read Array/ (3,9) Data RST Reset Addr. 3+ Data Read Addr. (3) RSIG 3+ Electronic Signature Data Addr. Read Block (3) RBP 3+ Protection Data Addr. PG Program 4 Data Addr. ...
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M29W040 Memory Blocks The memory blocks of the M29W040 are shown in Figure 3. The memory array is divided in 8 uniform blocks of 64 Kbytes. Each block can be erased separately or any combination of blocks can be erased ...
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Figure 3. Memory Map and Block Address Table A18 A17 AI01362B Block Protection. Each uniform block can be separately protected against Program or Erase. ...
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M29W040 Table 8. Status Register DQ Name Logic Level ’1’ Data ’0’ 7 Polling DQ DQ ’-1-0-1-0-1-0-1-’ ’-0-0-0-0-0-0-0-’ 6 Toggle Bit ’-1-1-1-1-1-1-1-’ ’1’ 5 Error Bit ’0’ ’1’ 4 ’0’ ’1’ Erase 3 Time Bit ’0’ 2 Reserved 1 Reserved ...
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Table 9. 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 10. Capacitance (T Symbol Parameter C Input Capacitance IN C ...
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M29W040 Table 12A. Read AC Characteristics ( – – Symbol Alt Parameter t t Address Valid to Next Address Valid AVAV Address Valid to ...
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Table 12B. Read AC Characteristics ( – – Symbol Alt Parameter Address Valid to Next Address t t AVAV RC Valid t t Address Valid to Output ...
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M29W040 Figure 6. Read Mode AC Waveforms 12/31 ...
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Table 13A. Write AC Characteristics, Write Enable Controlled ( – – Symbol Alt t t Address Valid to Next Address Valid AVAV Chip Enable ...
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M29W040 Table 13B. Write AC Characteristics, Write Enable Controlled ( – – Symbol Alt t t Address Valid to Next Address Valid AVAV Chip ...
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Figure 7. Write AC Waveforms, W Controlled A0-A18 DQ0-DQ7 V CC tVCHEL Note: Address are latched on the falling edge of W, Data is latched on the rising edge of W. Program (PG) instruction. The memory can ...
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M29W040 Table 14A. Write AC Characteristics, Chip Enable Controlled ( – – Symbol Alt t t Address Valid to Next Address Valid AVAV Write ...
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Table 14B. Write AC Characteristics, Chip Enable Controlled ( – – Symbol Alt t t Address Valid to Next Address Valid AVAV Write Enable ...
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M29W040 Figure 8. Write AC Waveforms, E Controlled A0-A18 DQ0-DQ7 V CC tVCHWL Note: Address are latched on the falling edge of E, Data is latched on the rising edge of E. 18/31 WRITE CYCLE VALID tAVEL ...
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Table 15A. Data Polling and Toggle Bit AC Characteristics ( – – Symbol Alt Write Enable High to DQ7 Valid (2) t WHQ7V1 (Program, W Controlled) Write ...
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M29W040 Table 15B. Data Polling and Toggle Bit AC Characteristics ( – – Symbol Alt Write Enable High to DQ7 Valid (2) t WHQ7V1 (Program, W Controlled) ...
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Figure 9. Data Polling DQ7 AC Waveforms M29W040 21/31 ...
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M29W040 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 16. Program, Erase Times and Program, Erase ...
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Figure 12. Data Toggle DQ6 AC Waveforms M29W040 23/31 ...
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M29W040 Figure 13. Block Protection Flowchart 24/31 START BLOCK ADDRESS on A16, A17, A18 Wait 4µ Wait 100µ ...
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Figure 14. Block Unprotecting Flowchart NO ++n = 1000 YES FAIL Note kept at V during unprotection algorithm in order to secure best unprotection verification. During all other protection status IH reads, A6 must be kept at ...
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... M29W040 is replaced by the new version M29W040B Device 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. 26/31 -120 ...
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PLCC32 - 32 lead Plastic Leaded Chip Carrier, rectangular Symb Typ 1. 0. PLCC Drawing is ...
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M29W040 TSOP32 Normal Pinout - 32 lead Plastic Thin Small Outline 20mm Symb Typ 0. N/2 TSOP-a Drawing is not to scale. 28/31 mm Min ...
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TSOP32 Reverse Pinout - 32 lead Plastic Thin Small Outline 20mm Symb Typ 0. N/2 TSOP-b Drawing is not to scale. mm Min Max 1.20 ...
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M29W040 TSOP32 - 32 lead Plastic Thin Small Outline 14mm Symb Typ 0. N/2 TSOP-a Drawing is not to scale. 30/31 mm Min Max 1.20 ...
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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 ...