M68AW127BM70MC6T STMicroelectronics, M68AW127BM70MC6T Datasheet
M68AW127BM70MC6T
Specifications of M68AW127BM70MC6T
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M68AW127BM70MC6T Summary of contents
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... FEATURES SUMMARY SUPPLY VOLTAGE: 2.7 to 3.6V 128K x 8 bits SRAM with OUTPUT ENABLE EQUAL CYCLE and ACCESS TIMES: 70ns LOW STANDBY CURRENT LOW V DATA RETENTION: 1.5V CC TRI-STATE COMMON I/O LOW ACTIVE and STANDBY POWER September 2004 1Mbit (128K x8), 3.0V Asynchronous SRAM Figure 1 ...
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M68AW127B TABLE OF CONTENTS FEATURES SUMMARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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PART NUMBERING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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... M68AW127B SUMMARY DESCRIPTION The M68AW127B is a 1Mbit (1,048,576 bit) CMOS SRAM, organized as 131,072 words by 8 bits. The device features fully static operation requiring no external clocks or timing strobes, with equal ad- dress access and cycle times. It requires a single 2.7 to 3.6V supply. Figure 2. Logic Diagram ...
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Figure 3. SO Connections NC 1 A16 A14 A12 M68AW127B DQ0 DQ1 DQ2 AI05931b Figure 4. TSOP Connections A11 A15 A8 E2 A13 ...
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M68AW127B Figure 5. Block Diagram A16 DQ7 DQ0 6/22 ROW DECODER A7 MEMORY ARRAY I/O CIRCUITS COLUMN DECODER A0 A6 AI05471 ...
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OPERATION The M68AW127B has a Chip Enable power down feature which invokes an automatic standby mode whenever Chip Enable is de-asserted (E1 = High), or Chip Select is asserted (E2 = Low). An Output Enable (G) signal provides a high-speed, ...
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... Note: 1. One output at a time, not to exceed 1 second duration maximum operating V CC 8/22 not implied. Exposure to Absolute Maximum Rat- ing conditions for extended periods may affect de- vice reliability. STMicroelectronics SURE Program and other rel- evant quality documents. Parameter of 3.6V only. Refer also to the ...
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DC AND AC PARAMETERS This section summarizes the operating and mea- surement conditions, as well as the DC and AC characteristics of the device. The parameters in the following DC and AC Characteristic tables are derived from tests performed under ...
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M68AW127B Table 5. Capacitance Symbol C Input Capacitance on all pins (except DQ Output Capacitance OUT Note: 1. Sampled only, not 100% tested 25° 1MHz 3.0V Table 6. ...
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Figure 8. Address Controlled, Read Mode AC Waveforms A0-A16 DQ0-DQ7 Note Low High Low High. Figure 9. Chip Enable or Output Enable Controlled, Read Mode AC Waveforms. A0-A16 DQ0-DQ7 ...
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M68AW127B Figure 10. Chip Enable Controlled, Standby Mode AC Waveforms 12/22 tPU 50% tPD AI05477 ...
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Table 7. Read and Standby Mode AC Characteristics Symbol t Read Cycle Time AVAV t Address Valid to Output Valid AVQV (1) Data hold from address change t AXQX (2,3) Chip Enable High to Output Hi-Z t EHQZ t Chip ...
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M68AW127B Figure 11. Write Enable Controlled, Write AC Waveforms A0-A16 tAVEL DQ0-DQ7 Figure 12. Chip Enable Controlled, Write AC Waveforms A0-A16 tAVEL E1 E2 tAVWL W DQ0-DQ7 14/22 tAVAV VALID tAVWH tELWH tWLWH tAVWL tWLQZ DATA INPUT ...
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Table 8. Write Mode AC Characteristics Symbol t Write Cycle Time AVAV t Address Valid to Chip Enable High AVEH t Address valid to Chip Enable Low AVEL t Address Valid to Write Enable High AVWH t Address Valid to ...
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M68AW127B Figure 13. E1 Controlled, Low V 3. 2.7V ( > 1.5V E1 Note: 1. For 100ns speed class V 2.0V. DR Figure 14. E2 Controlled, Low V 3. 2.7V ( > ...
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PACKAGE MECHANICAL Figure 15. SO32 - 32 lead Plastic Small Outline, Package Outline SO-C Note: Drawing is not to scale. Table 10. SO32 - 32 lead Plastic Small Outline, Package Mechanical Data Symbol Typ A ...
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M68AW127B Figure 16. TSOP32 - 32 lead Plastic Small Outline 8x20mm, Package Outline 1 N/2 TSOP-a Note: Drawing is not to scale. Table 11. TSOP32 - 32 lead Plastic Small Outline 8x20mm, Package Mechanical Data Symbol Typ ...
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Figure 17. TSOP32 - 32 lead Plastic Small Outline 8x13.4mm, Package Outline 1 N/2 TSOP-a Note: Drawing is not to scale. Table 12. TSOP32 - 32 lead Plastic Small Outline 8x13.4mm, Package Mechanical Data Symbol Typ ...
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... N = TSOP32 (8 x 20mm TSOP32 (8 x 13.4mm) Operative Temperature 70° –40 to 85°C Shipping T = Tape & Reel Packing For a list of available options (e.g., Speed, Package) or for further information on any aspect of this device, please contact the STMicroelectronics Sales Office nearest to you. 20/22 M68AW127 ...
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REVISION HISTORY Table 14. Document Revision History Date Version January 2002 1.0 First Issue DC Characteristics table clarified (Table 6) E1 Controlled, Low V 09-May-2002 2.0 Low V Ordering Information Scheme clarified (Table 13) 70ns speed class added 01-Jul-2002 3.0 ...
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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 ...