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UC62WV0256BI-70 Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers |
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UC62WV0256BI-70 Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers |
4 / 10 page Low Power CMOS SRAM 32K X8 Bits UC62WV0256 -35/-55/-70 AC TEST CONDITIONS Input Pulse Levels Input Rise and Fall Times Input and Output Timing Reference Level VCC/0V 1V/ns 0.5VCC AC TEST LOADS AND WAVEFORMS 3.3V OUTPUT INCLUDING JIG AND SCOPE FIGURE 1A 3.3V OUTPUT INCLUDING JIG AND SCOPE FIGURE 1B 667 Ω TERMINAL EQUIVALENT OUTPUT 1.73V GND V CC 5ns 5ns 10% 90% 90% 10% ALL INPUT PULSES FIGURE 2 KEY TO SWITCHING WAVEFORMS WAVEFORMS INPUTS OUTPUTS MUST BE STEADY MUST BE STEADY MAY CHANGE FROM H TO L WILL BE CHANGE FROM H TO L MAY CHANGE FROM L TO H WILL BE CHANGE FROM L TO H DON’T CARE ANY CHANGE PERMITTED CHANGE STATE UNKNOWN DOES NOT APPLY CENTER LINE IS HIGH IMPEDANCE OFF STATE AC ELECTRICAL CHARACTERISTICS (TA=0℃ to 70℃, VCC=3.0V) READ CYCLE UC62WV0256-35 UC62WV0256-70 JEDEC PARAMETER NAME PARAMETER NAME DESCRIPTION Min Typ Max Min Typ Max UNIT tAVAX tRC Read Cycle Time 35 - - 70 - - ns tAVQV tAA Address Access Time - - 35 - - 70 ns tELQV tCE Chip Select Access Time - - 35 - - 70 ns tGLQV tOE Output Enable to Output Valid - - 15 - - 50 ns tELQX tCLZ Chip Select to Output Low Z 5 - - 10 - - ns tGLQX tOLZ Output Enable to Output Low Z 5 - - 10 - - ns tEHQZ tCHZ Chip Deselect to Output in High Z 0 - 35 0 - 35 ns tGHQZ tOHZ Output Disable to Output in High Z 0 - 20 0 - 30 ns tAXOX tOH Address Chang to Output Change 10 - - 10 - - ns U-Chip Technology Corp. LTD. Revision 2.0 Reserves the right to modify document contents without notice. PAGE 4 |
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