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M68AW511A 数据表(PDF) 20 Page - STMicroelectronics |
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M68AW511A 数据表(HTML) 20 Page - STMicroelectronics |
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20 / 21 page ![]() M68AW511A 20/21 REVISION HISTORY Table 13. Document Revision History Date Version Revision Details August 2001 1.0 First Issue. 27-Sep-2001 2.0 55ns speed class replaces 70ns. 27-Feb-2002 3.0 From Preliminary Data to Data Sheet. 70ns speed class added. Temperature Range 1 (0 to 70°C) added. Block Diagram clarified (Figure 4). Operating and AC Measurement Conditions table clarified (Table 4). AC Measurement Load Circuit clarified (Figure 6). DC Characteristics table clarified (Table 6). Write, Read and Standby Mode AC Characteristics tables clarified (Table 8 and 7). Chip Enable Controlled, Write AC Waveforms clarified (Figure 11). Low VCC Data Retention AC Waveforms and Characteristics clarified (Figure 12 and Table 9). 01-Mar-2002 4.0 SO32 package added. 25-Mar-2002 5.0 Read and Standby Mode AC Characteristics table clarified (Table 7). Low VCC Data Retention AC Waveforms and Characteristics clarified (Figure 12 and Table 9). 26-Apr-2002 6.0 DC Characteristics Table clarified (Table 6). Write Mode AC Characteristics Table clarified (Table 8). 17-Jun-2002 6.1 Minor changes. 09-Sep-2002 6.2 Load Capacitance (CL) changed from 100pF to 30pF (Table 4). 02-Oct-2002 6.3 New part number added. 09-Oct-2002 6.4 Commercial code modified. 12-Jun-2003 6.5 Correction to wording in Operating Modes table. 24-Sep-2004 7.0 Document structure modified: – Chapter OPERATION moved before chapter MAXIMUM RATING. – AC Characteristics Tables and waveforms moved to the DC/AC PARAMETERS section. tPU ad tPD updated in Table 7. |
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