M27C64A-30F6X STMicroelectronics, M27C64A-30F6X Datasheet
M27C64A-30F6X
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M27C64A-30F6X Summary of contents
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Mbit (1Mb x8 or 512Kb x16) UV EPROM and OTP EPROM 5V 10% SUPPLY VOLTAGE in READ OPERATION ACCESS TIME: 50ns BYTE-WIDE or WORD-WIDE CONFIGURABLE 8 Mbit MASK ROM REPLACEMENT LOW POWER CONSUMPTION – Active Current 70mA at 8MHz ...
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M27C800 Figure 2A. DIP Connections A18 A17 A10 A11 A12 A13 A14 ...
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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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... When the BYTEV pin the Byte-wide or 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– 4/17 High Speed 10ns ...
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Table 6. Capacitance ( MHz) A Symbol Parameter Input Capacitance (except BYTEV C IN Input Capacitance (BYTEV C Output Capacitance OUT Note: 1. Sampled only, not 100% tested. Table 7. Read Mode DC ...
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M27C800 Table 8A. Read Mode AC Characteristics ( – Symbol Alt Parameter Address Valid to Output t t AVQV ACC Valid BYTE High to Output t t BHQV ...
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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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M27C800 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 tBLQX Q8-Q15 tBLQZ Note: Chip Enable (E) and Output Enable ...
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Table 9. Programming Mode DC Characteristics ( 6.25V 0.25V Symbol Parameter I Input Leakage Current LI I Supply Current CC I Program Current PP V Input Low Voltage IL V Input High ...
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M27C800 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 ...
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... IL code and byte 1 ( the device identifier IH code. For the STMicroelectronics M27C800, these two identifier bytes are given in Table 4 and can be read-out on outputs Q7 to Q0. ERASURE OPERATION (applies to UV EPROM) The erasure characteristics of the M27C800 is such that erasure begins when the cells are ex- posed to light with wavelengths shorter than ap- proximately 4000 Å ...
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... TR = Tape & Reel Packing Note: 1. High Speed, see AC Characteristics section for further information. 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 1. Revision History Date March 1999 ...
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Table 12. FDIP42W - 42 pin Ceramic Frit-seal DIP, with window, Package Mechanical Data Symb Typ 1. 54.41 D2 50.80 E 15.24 E1 14.50 e 2.54 eA 14.99 eB 16. ...
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M27C800 Table 13. PDIP42 - 42 pin Plastic DIP, 600 mils width, Package Mechanical Data Symb Typ 52.20 D2 50.80 E 15.24 E1 13.59 e1 2.54 eA 14.99 eB 15. ...
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Table 14. PLCC44 - 44 lead Plastic Leaded Chip Carrier, Package Mechanical Data Symb Typ 17.40 D1 16.51 D2 14.99 E 17.40 E1 16.51 E2 14. Figure ...
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M27C800 Table 15. SO44 - 44 lead Plastic Small Outline, 525 mils body width, Package Mechanical Data Symb Typ 28.10 E 13.20 e 1.27 H 15. Figure 13. SO44 ...
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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 lif e support devices or systems without express written approval of STMicroelectronics ...