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TC55V16256FTI 데이터시트(PDF) 5 Page - Toshiba Semiconductor |
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TC55V16256FTI 데이터시트(HTML) 5 Page - Toshiba Semiconductor |
5 / 11 page TC55V16256JI/FTI-12,-15 2002-01-07 5/11 AC CHARACTERISTICS (Ta ==== −−−−40° to 85°C (See Note 1) , VDD ==== 3.3 V ±±±± 0.3 V) READ CYCLE TC55V16256JI/FTI -12 -15 SYMBOL PARAMETER MIN MAX MIN MAX UNIT tRC Read Cycle Time 12 15 tACC Address Access Time 12 15 tCO Chip Enable Access Time 12 15 tOE Output Enable Access Time 6 8 tBA Upper Byte, Lower Byte Access Time 6 8 tOH Output Data Hold Time from Address Change 3 4 tCOE Output Enable Time from Chip Enable 3 4 tOEE Output Enable Time from Output Enable 1 1 tBE Output Enable Time from Upper Byte, Lower Byte 1 1 tCOD Output Disable Time from Chip Enable 7 8 tODO Output Disable Time from Output Enable 7 8 tBD Output Disable Time from Upper Byte, Lower Byte 7 8 ns WRITE CYCLE TC55V16256JI/FTI -12 -15 SYMBOL PARAMETER MIN MAX MIN MAX UNIT tWC Write Cycle Time 12 15 tWP Write Pulse Width 8 9 tCW Chip Enable to End of Write 10 12 tBW Upper Byte, Lower Byte Enable to End of Write 10 12 tAW Address Valid to End of Write 10 12 tAS Address Setup Time 0 0 tWR Write Recovery Time 0 0 tDS Data Setup Time 7 8 tDH Data Hold Time 0 0 tOEW Output Enable Time from Write Enable 1 1 tODW Output Disable Time from Write Enable 7 8 ns AC TEST CONDITIONS Fig.1 PARAMETER TEST CONDITION Input Pulse Level 3.0 V/ 0.0 V Input Pulse Rise and Fall Time 2 ns Input Timing Measurement Reference Level 1.5 V Output Timing Measurement Reference Level 1.5 V Output Load Fig.1 I/O pin CL = 30 pF Z0 = 50 Ω RL = 50 Ω VL = 1.5 V I/O pin CL = 5 pF 870 Ω (For tCOE, tOEE, tBE, tCOD, tBD, tODO, tOEW and tODW) 3.3 V 1200 Ω |
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