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A420616 Datasheet(PDF) 8 Page - AMIC Technology |
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A420616 Datasheet(HTML) 8 Page - AMIC Technology |
8 / 25 page A420616 Series PRELIMINARY (June, 2002, Version 0.2) 7 AMIC Technology, Inc. AC Characteristics (continued) (VCC = 5.0V ± 10%, VSS = 0V, Ta = 0°C to +70°C or -40°C to +85°C) Test Conditions: Input timing reference level: VIH/VIL=2.4V/0.8V Output reference level: VOH/VOL=2.0V/0.8V Output Load: 2TTL gate + CL (50pF) Assumed tT=2ns -45 -50 # Std Symbol Parameter Min. Max. Min. Max. Unit Notes 20 tRRH Read Command Hold Time Reference to RAS 0 - 0 - ns 9 21 tRAL Column Address to RAS Lead Time 20 - 22 - ns 22 tCOH Output Hold After CAS Low 2 - 3 - ns 23 tOFF Output Buffer Turn-Off Delay Time - 2 - 3 ns 8, 10 24 tASC Column Address Setup Time 0 - 0 - ns 25 tCAH Column Address Hold Time 7 - 8 - ns 26 tOES OE Low to CAS High Set Up 10 - 10 - ns 27 tWCS Write Command Setup Time 0 - 0 - ns 11 28 tWCH Write Command Hold Time 7 - 8 - ns 11 29 tWCR Write Command Hold Time to RAS 40 - 45 - ns 30 tWP Write Command Pulse Width 7 - 8 - ns 31 tRWL Write Command to RAS Lead Time 12 - 13 - ns 32 tCWL Write Command to CAS Lead Time 7 - 8 - ns 33 tDS Data-in setup Time 0 - 0 - ns 12 34 tDH Data-in Hold Time 7 - 8 - ns 12 35 tDHR Data-in Hold Time to RAS 40 - 45 - ns 36 tRWC Read-Modify-Write Cycle Time 104 - 114 - ns 37 tRWD RAS to WE Delay Time (Read-Modify-Write) 59 - 65 - ns 11 38 tCWD CAS to WE Delay Time (Read-Modify-Write) 26 - 28 - ns 11 |
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