m27c800-120f6tr STMicroelectronics, m27c800-120f6tr Datasheet
m27c800-120f6tr
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m27c800-120f6tr Summary of contents
Page 1
LOW VOLTAGE in READ OPERATION ACCESS TIME: – 90ns 3.0V to 3.6V CC – 100ns 2.7V to 3.6V CC BYTE-WIDE or WORD-WIDE CONFIGURABLE 8 Mbit MASK ROM REPLACEMENT LOW POWER CONSUMPTION ...
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... Q15A–1 pin is used for Q15 Data Output. When the BYTEV ganisation is selected and the Q15A–1 pin is used for the Address Input A–1. When the memory is logically regarded as 16 bit wide, but read in the Byte-wide organisation, then with A– lower 8 bits of the 16 bit data are selected and with A– ...
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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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M27W800 Table 5. AC Measurement Conditions Input Rise and Fall Times Input Pulse Voltages Input and Output Timing Ref. Voltages Figure 3. AC Testing Input Output Waveform High Speed 3V 0V Standard 2.4V 0.4V (1) Table 6. Capacitance (T = ...
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... READ line from the system control bus. This ensures that all deselect- ed memory devices are in their low power standby mode and that the output pins are only active when data is required from a particular memory device ...
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M27W800 Table 8. Read Mode AC Characteristics (T = – ° 2.7 to 3.6V Symbol Alt Parameter Address Valid AVQV ACC Output Valid BYTE High to Output t t ...
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Figure 6. Byte-Wide Read Mode AC Waveforms A–1,A0-A18 E G Q0-Q7 Note: BYTEV = V PP IL. Figure 7. BYTE Transition AC Waveforms A0-A18 A–1 tAVQV BYTEV PP Q0-Q7 Q8-Q15 tBLQZ Note: Chip Enable (E) and Output Enable (G) = ...
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... CC 2. Sampled only, not 100% tested. Programming The M27W800 has been designed to be fully com- patible with the M27C800 and has the same elec- tronic signature result the M27W800 can be programmed as the M27C800 on the same pro- gramming equipments applying 12.75V on V and 6 ...
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Figure 8. Programming and Verify Modes AC Waveforms A0-A18 Q0-Q15 BYTEV PP tVPHAV V CC tVCHAV E G Figure 9. Programming Flowchart 6.25V 12. Pulse NO NO ...
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... IH code. For the STMicroelectronics M27W800, these two identifier bytes are given in Table 4 and can be read-out on outputs Q7 to Q0. Note that the M27W800 and M27C800 have the same identifier bytes. 10/15 ERASURE OPERATION (applies to UV EPROM) The erasure characteristics of the M27W800 is ...
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... This speed also guarantees 90ns access time For Ceramic Packages please contact the ST Sales Offices. For a list of available options (Speed, Package, etc...) or for further information on any aspect of this de- vice, please contact the STMicroelectronics Sales Office nearest to you. Table 12. Revision History Date ...
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M27W800 Table 13. FDIP42W - 42 pin Ceramic Frit-seal DIP, with window, Package Mechanical Data Symb Typ 1. 50.80 E 15. 2.54 eA 14. 9.40 ...
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Table 14. PDIP42 - 42 pin Plastic DIP, 600 mils width, Package Mechanical Data Symb Typ 50.80 E 15. 2.54 eA 14. Figure 11. PDIP42 - ...
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M27W800 Table 15. PLCC44 - 44 lead Plastic Leaded Chip Carrier, Package Mechanical Data Symb Typ 1. 0. Figure 12. PLCC44 - 44 lead ...
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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 ...