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72205LB15JGI Datasheet(PDF) 5 Page - Integrated Device Technology |
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72205LB15JGI Datasheet(HTML) 5 Page - Integrated Device Technology |
5 / 16 page 5 IDT72205LB/72215LB/72225LB/72235LB/72245LB CMOS SyncFIFOTM 256 x 18, 512 x 18, 1,024 x 18, 2,048 x 18 and 4,096 x 18 COMMERCIALANDINDUSTRIAL TEMPERATURERANGES MARCH 2013 AC ELECTRICAL CHARACTERISTICS (Commercial: VCC = 5V ± 10%, TA = 0°C to +70°C; Industrial: VCC = 5V ± 10%, TA = -40°C to +85°C) Commercial Commercial & Industrial(1) IDT72205LB10 IDT72205LB15 IDT72205LB25 IDT72215LB10 IDT72215LB15 IDT72215LB25 IDT72225LB10 IDT72225LB15 IDT72225LB25 IDT72235LB10 IDT72235LB15 IDT72235LB25 IDT72245LB10 IDT72245LB15 IDT72245LB25 Symbol Parameter Min. Max. Min. Max. Min. Max. Unit fS Clock Cycle Frequency — 100 — 66.7 — 40 MHz tA DataAccessTime 2 6.5 2 10 2 15 ns tCLK Clock Cycle Time 10 — 15 — 25 — ns tCLKH Clock HIGH Time 4.5 — 6 — 10 — ns tCLKL Clock LOW Time 4.5 — 6 — 10 — ns tDS DataSet-upTime 3 — 4 — 6 — ns tDH DataHoldTime 0 — 1 — 1 — ns tENS EnableSet-upTime 3 — 4 — 6 — ns tENH EnableHoldTime 0 — 1 — 1 — ns tRS ResetPulseWidth(2) 10 — 15 — 25 — ns tRSS ResetSet-upTime 8 — 10 — 15 — ns tRSR Reset Recovery Time 8 — 10 — 15 — ns tRSF ResettoFlagandOutputTime — 15 — 20 — 25 ns tOLZ OutputEnabletoOutputinLow-Z(3) 0— 0— 0— ns tOE OutputEnabletoOutputValid 3 6 3 8 3 12 ns tOHZ OutputEnabletoOutputinHigh-Z(3) 36 38 3 12 ns tWFF Write Clock to Full Flag — 6.5 — 10 — 15 ns tREF Read Clock to Empty Flag — 6.5 — 10 — 15 ns tPAF ClocktoAsynchronousProgrammableAlmost-FullFlag — 17 — 24 — 26 ns tPAE Clock to Programmable Almost-Empty Flag — 17 — 24 — 26 ns tHF Clock to Half-Full Flag — 17 — 24 — 26 ns tXO Clock to Expansion Out — 6.5 — 10 — 15 ns tXI Expansion In Pulse Width 3 — 6.5 — 10 — ns tXIS Expansion In Set-Up Time 3.5 — 5 — 10 — ns tSKEW1 Skew time between Read Clock & Write Clock forFull Flag 5 — 6 — 10 — ns tSKEW2(2) Skew time between Read Clock & Write Clock for Empty Flag 5— 6— 10 — ns Input Pulse Levels GND to 3.0V InputRise/FallTimes 3ns InputTimingReferenceLevels 1.5V OutputReferenceLevels 1.5V OutputLoad See Figure 1 AC TEST CONDITIONS Figure 1. Output Load * Includes jig and scope capacitances. 30pF* 1.1K 5V 680 Ω D.U.T. 2766 drw 04 NOTES: 1. Industrial temperature range product for the 15ns and the 25ns speed grades are available as a standard device. All other speed grades are available by special order. 2. Pulse widths less than minimum values are not allowed. 3. Values guaranteed by design, not currently tested. |
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