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TC554161AFT-70 Datasheet(PDF) 5 Page - Toshiba Semiconductor |
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TC554161AFT-70 Datasheet(HTML) 5 Page - Toshiba Semiconductor |
5 / 10 page TC554161AFT-70,-85,-10,-70L,-85L,-10L 2001-08-17 5/10 AC CHARACTERISTICS AND OPERATING CONDITIONS (Ta ==== 0° to 70°C, VDD ==== 5 V ±±±± 10%) READ CYCLE TC554161AFT -70,-70L -85,-85L -10,-10L SYMBOL PARAMETER MIN MAX MIN MAX MIN MAX UNIT tRC Read Cycle Time 70 ¾ 85 ¾ 100 ¾ tACC Address Access Time ¾ 70 ¾ 85 ¾ 100 tCO Chip Enable Access Time ¾ 70 ¾ 85 ¾ 100 tOE Output Enable Access Time ¾ 35 ¾ 45 ¾ 50 tBA Data Byte Control Access Time ¾ 35 ¾ 45 ¾ 50 tOH Output Data Hold Time 10 ¾ 10 ¾ 10 ¾ tCOE Chip Enable Low to Output Active 10 ¾ 10 ¾ 10 ¾ tOEE Output Enable Low to Output Active 5 ¾ 5 ¾ 5 ¾ tBE Data Byte Control Low to Output Active 5 ¾ 5 ¾ 5 ¾ tOD Chip Enable High to Output High-Z ¾ 25 ¾ 30 ¾ 35 tODO Output Enable High to Output High-Z ¾ 25 ¾ 30 ¾ 35 tBD Data Byte Control High to Output High-Z ¾ 25 ¾ 30 ¾ 35 ns WRITE CYCLE TC554161AFT -70,-70L -85,-85L -10,-10L SYMBOL PARAMETER MIN MAX MIN MAX MIN MAX UNIT tWC Write Cycle Time 70 ¾ 85 ¾ 100 ¾ tWP Write Pulse Width 50 ¾ 55 ¾ 60 ¾ tCW Chip Enable to End of Write 60 ¾ 70 ¾ 80 ¾ tBW Data Byte Control to End of Write 50 ¾ 55 ¾ 60 ¾ tAS Address Setup Time 0 ¾ 0 ¾ 0 ¾ tWR Write Recovery Time 0 ¾ 0 ¾ 0 ¾ tDS Data Setup Time 30 ¾ 35 ¾ 40 ¾ tDH Data Hold Time 0 ¾ 0 ¾ 0 ¾ tOEW R/W High to Output Active 5 ¾ 5 ¾ 5 ¾ tODW R/W Low to Output High-Z ¾ 25 ¾ 30 ¾ 35 ns AC TEST CONDITIONS PARAMETER TEST CONDITION Output load 100 pF + 1 TTL Gate Input pulse level 0.6 V, 2.4 V Timing measurements 1.5 V Reference level 1.5 V tR, tF 5 ns |
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