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IS41LV32256-30PQ Datasheet(PDF) 6 Page - Integrated Silicon Solution, Inc |
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IS41LV32256-30PQ Datasheet(HTML) 6 Page - Integrated Silicon Solution, Inc |
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6 / 19 page  6 Integrated Silicon Solution, Inc. Rev. A 09/29/00 IS41LV32256 ISSI® DC CHARACTERISTICS (TA = 0°C to 70°C, VCC = 3.3V ± 0.3V) -28 -30 -35 Symbol Parameter Condition Min. Max. Min. Max. Min. Max. Units VIH Input HIGH (Logic 1) Voltage, All Inputs — 2.0 Vcc + 0.5 2.0 Vcc + 0.5 2.0 Vcc + 0.5 V VIL Input LOW (Logic 1) Voltage, All Inputs —–0.5 0.8 –0.5 0.8 –0.5 0.8 V VOH Output HIGH Voltage IOH = –2 mA 2.4 Vcc 2.4 Vcc 2.4 Vcc V VOL Output LOW Voltage IOL = 2 mA 00.4 00.4 00.4 V ILI Input Leakage Current 0V < VIN < VCC –10 10 –10 10 –10 10 µA ILO Output Leakage Current 0V < VOUT < 3.6V; –10 10 –10 10 –10 10 µA Output Disable ICC1 Average Power Supply Current RAS, CAS Cycling; — 250 — 250 — 240 mA (Operating)(2,3,15,16) tRC = Min. ICC2 Power Supply Current (Standby) RAS, CAS = VIH — 2.5 — 2.5 — 2.5 mA Icc3 Average Power Supply Current RAS = Cycling; — 250 — 250 — 240 mA ( RAS-Only Refresh)(2,3,15,16) CAS = VIH; tRC = Min. ICC4 Average Power Supply Current RAS = VIL; — 230 — 230 — 220 mA (Fast Page Mode)(2,3,15,18) CAS = Cycling; tPC = Min. ICC5 Average Power Supply Current RAS = Cycling; — 250 — 250 — 240 mA ( CAS-before-RASRefresh)(2,3,15.16) CAS-before-RAS ICC6 CMOS Standby Current RAS, CAS = VCC –0.2V — 600 — 600 — 600 µA AC CHARACTERISTICS(1,2,3,4,5,6) (Recommended Operating Conditions unless otherwise noted.) -28 -30 -35 Symbol Parameter Min. Max. Min. Max. Min. Max. Units tRC Random READ or WRITE Cycle Time 48 — 53 — 60 — ns tRAC Access Time from RAS(6, 7) — 28 — 30 — 35 ns tCAC Access Time from CAS(6, 8, 15) — 9 — 9 — 10 ns tAA Access Time from Column-Address(6) — 15 — 16 — 18 ns tRAS RAS Pulse Width 28 10K 30 10K 35 10K ns tRP RAS Precharge Time 17 — 18 — 20 — ns tCAS CAS Pulse Width(26) 5 10K 5 10K 6 10K ns tCP CAS Precharge Time(9, 25) 5 — 5 — 5 — ns tCSH CAS Hold Time (21) 28 — 30 — 35 — ns tRCD RAS to CAS Delay Time(10, 20) 10 19 10 21 11 28 ns tASR Row-Address Setup Time 0 — 0 — 0 — ns tRAH Row-Address Hold Time 6 — 6 — 7 — ns tASC Column-Address Setup Time(20) 0 — 0 — 0 — ns tCAH Column-Address Hold Time(20) 5 — 5 — 6 — ns tAR Column-Address Hold Time 21 — 22 — 25 — ns (referenced to RAS) tRAD RAS to Column-Address Delay Time(11) 813 8 15 916 ns tRAL Column-Address to RAS Lead Time 15 — 16 — 18 — ns tRPC RAS to CAS Precharge Time 0 — 0 — 0 — ns tRSH RAS Hold Time(27) 7 — 7 — 8 — ns (Continued) |
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