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72841L25TFG Datasheet(PDF) 5 Page - Integrated Device Technology |
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72841L25TFG Datasheet(HTML) 5 Page - Integrated Device Technology |
5 / 10 page 5 IDT72801/728211/72821/72831/72841/72851 DUAL CMOS SyncFIFOTM DUAL 256 x 9, DUAL 512 x 9, DUAL 1K x 9, DUAL 2K x 9, DUAL 4K x 9, DUAL 8K x 9 COMMERCIAL AND INDUSTRIAL TEMPERATURERANGES MARCH 2013 Com'l & Commercial Ind'l(1) IDT72801L10 IDT72801L15 IDT72801L25 IDT72811L10 IDT72811L15 IDT72811L25 IDT72821L10 IDT72821L15 IDT72821L25 IDT72831L10 IDT72831L15 IDT72831L25 IDT72841L10 IDT72841L15 IDT72841L25 IDT72851L10 IDT72851L15 IDT72851L25 Symbol Parameter Min Max. Min Max. Min Max. Unit fS Clock Cycle Frequency — 100 — 66.7 — 40 MHz tA Data Access Time 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 Data Setup Time 3 — 4 — 6 — ns tDH Data Hold Time 0.5 — 1 — 1 — ns tENS Enable Setup Time 3 — 4 — 6 — ns tENH Enable Hold Time 0.5 — 1 — 1 — ns tRS Reset Pulse Width(2) 10 — 15 — 15 — ns tRSS Reset Setup Time 8 — 10 — 15 — ns tRSR Reset Recovery Time 8 — 10 — 15 — ns tRSF Reset to Flag Time and Output Time — 10 — 15 — 25 ns tOLZ Output Enable to Output in Low-Z(3) 0— 0 — 0— ns tOE Output Enable to Output Valid 3 6 3 8 3 13 ns tOHZ Output Enable to Output in High-Z(3) 3 6 3 8 3 13 ns tWFF Write Clock to Full Flag — 6.5 — 10 — 15 ns tREF Read Clock to Empty Flag — 6.5 — 10 — 15 ns tPAF Write Clock to Programmable — 6.5 — 10 — 15 ns Almost-Full Flag tPAE Read Clock to Programmable — 6.5 — 10 — 15 ns Almost-Empty Flag tSKEW1 Skew Time Between Read Clock and 5 — 6 — 10 — ns Write Clock for Empty Flag and Full Flag tSKEW2 Skew Time Between Read Clock and Write 14 — 15 — 18 — ns Clock for Programmable Almost-Empty Flag and Programmable Almost-Full Flag In Pulse Levels GND to 3.0V InputRise/FallTimes 3ns InputTimingReferenceLevels 1.5V OutputReferenceLevels 1.5V OutputLoad See Figure 1 or equivalent circuit Figure 1. Output Load *Includesjigandscopecapacitances. 30pF* 1.1K 5V 680 Ω D.U.T. 3034 drw 03 AC ELECTRICAL CHARACTERISTICS (Commercial: VCC = 5V ± 10%, TA = 0 °C to +70°C; Industrial: VCC = 5V ± 10%, TA = –40°C to +85°C) NOTES: 1. Industrial temperature range product for 15ns and 25ns speed grade are available as a standard device. 2. Pulse widths less than minimum values are not allowed. 3. Values guaranteed by design, not currently tested. AC TEST CONDITIONS |
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