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IDT72V85 Datasheet(PDF) 3 Page - Integrated Device Technology |
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IDT72V85 Datasheet(HTML) 3 Page - Integrated Device Technology |
3 / 12 page 3 COMMERCIALTEMPERATURERANGE IDT72V81/72V82/72V83/72V84/72V85 3.3V CMOS DUAL ASYNCHRONOUS FIFO 512 x 9, 1024 x 9, 2048 x 9, 4096 x 9, 8192 x 9 FEBRUARY 5, 2009 Commercial IDT72V81L15 IDT72V81L20 IDT72V82L15 IDT72V82L20 IDT72V83L15 IDT72V83L20 IDT72V84L15 IDT72V84L20 IDT72V85L15 IDT72V85L20 Symbol Parameter Min. Max. Min. Max. Unit tS ShiftFrequency — 40 — 33.3 MHz tRC Read Cycle Time 25 — 30 — ns tA AccessTime — 15 — 20 ns tRR ReadRecoveryTime 10 — 10 — ns tRPW ReadPulseWidth (2) 15 — 20 — ns tRLZ Read Pulse Low to Data Bus at Low Z (3) 3— 3— ns tWLZ Write Pulse High to Data Bus at Low Z (3, 4) 5— 5— ns tDV Data Valid from Read Pulse High 5 — 5 — ns tRHZ Read Pulse High to Data Bus at High Z (3) —15 — 15 ns tWC Write Cycle Time 25 — 30 — ns tWPW WritePulseWidth (2) 15 — 20 — ns tWR WriteRecoveryTime 10 — 10 — ns tDS DataSet-upTime 11 — 12 — ns tDH DataHoldTime 0 — 0 — ns tRSC Reset Cycle Time 25 — 30 — ns tRS ResetPulseWidth (2) 15 — 20 — ns tRSS ResetSet-upTime (3) 15 — 20 — ns tRSR ResetRecoveryTime 10 — 10 — ns tRTC RetransmitCycleTime 25 — 30 — ns tRT RetransmitPulseWidth (2) 15 — 20 — ns tRTS RetransmitSet-upTime (3) 15 — 20 — ns tRTR RetransmitRecoveryTime 10 — 10 — ns tEFL Reset to Empty Flag Low — 25 — 30 ns tHFH,FFH ResettoHalf-FullandFullFlagHigh — 25 — 30 ns tRTF RetransmitLowtoFlagsValid — 25 — 30 ns tREF Read Low to Empty Flag Low — 15 — 20 ns tRFF Read High to Full Flag High — 15 — 20 ns tRPE Read Pulse Width after EFHigh 15 — 20 — ns tWEF Write High to Empty Flag High — 15 — 20 ns tWFF Write Low to Full Flag Low — 15 — 20 ns tWHF Write Low to Half-Full Flag Low — 25 — 30 ns tRHF Read High to Half-Full Flag High — 25 — 30 ns tWPF WritePulseWidthafter FFHigh 15 — 20 — ns tXOL Read/Write to XOLow — 15 — 20 ns tXOH Read/Write to XOHigh — 15 — 20 ns tXI XIPulseWidth(2) 15 — 20 — ns tXIR XI Recovery Time 10 — 10 — ns tXIS XISet-upTime 10 — 10 — ns NOTES: 1. Timings referenced as in AC Test Conditions. 2. Pulse widths less than minimum value are not allowed. 3. Values guaranteed by design, not currently tested. 4. Only applies to read data flow-through mode. AC ELECTRICAL CHARACTERISTICS(1) (Commercial: VCC = 3.3V±0.3V, TA = 0 °C to +70°C) |
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