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IDT7207L20D Datasheet(PDF) 3 Page - Integrated Device Technology |
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IDT7207L20D Datasheet(HTML) 3 Page - Integrated Device Technology |
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3 / 12 page  5.05 3 IDT7207 CMOS ASYNCHRONOUS FIFO 32,768 x 9 MILITARY AND COMMERCIAL TEMPERATURE RANGES Com'l Com'l & Mil. Com'l Military Com'l Com'l & Mil. 7207L15 7207L20 7207L25 7207L30 7207L35 7207L50 Symbol Parameters Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Unit fS Shift Frequency — 40 — 33.3 — 28.5 — 25 — 22.2 — 15 MHz tRC Read Cycle Time 25 — 30 — 35 — 40 — 45 — 65 — ns tA Access Time — 15 — 20 — 25 — 30 — 35 — 50 ns tRR Read Recovery Time 10 — 10 — 10 — 10 — 10 — 15 — ns tRPW Read Pulse Width(2) 15 — 20 — 25 — 30 — 35 — 50 — ns tRLZ Read LOW to Data Bus LOW(3) 5 — 5 — 5— 5— 5 — 10 — ns tWLZ Write HIGH to Data Bus Low-Z(3, 4) 5 — 5 — 5— 5— 10 — 15 — ns tDV Data Valid from Read HIGH 5 — 5 — 5 — 5 — 5 — 5 — ns tRHZ Read HIGH to Data Bus High-Z(3) — 15 — 15 — 18 — 20 — 20 — 30 ns tWC Write Cycle Time 25 — 30 — 35 — 40 — 45 — 65 — ns tWPW Write Pulse Width(2) 15 — 20 — 25 — 30 — 35 — 50 — ns tWR Write Recovery Time 10 — 10 — 10 — 10 — 10 — 15 — ns tDS Data Set-up Time 11 — 12 — 15 — 18 — 18 — 30 — ns tDH Data Hold Time 0 — 0 — 0 — 0 — 0 — 5 — ns tRSC Reset Cycle Time 25 — 30 — 35 — 40 — 45 — 65 — ns tRS Reset Pulse Width(2) 15 — 20 — 25 — 30 — 35 — 50 — ns tRSS Reset Set-up Time(3) 15 — 20 — 25 — 30 — 35 — 50 — ns tRTR Reset Recovery Time 10 — 10 — 10 — 10 — 10 — 15 — ns tRTC Retransmit Cycle Time 25 — 30 — 35 — 40 — 45 — 65 — ns tRT Retransmit Pulse Width(2) 15 — 20 — 25 — 30 — 35 — 50 — ns tRTS Retransmit Set-up Time(3) 15 — 20 — 25 — 30 — 35 — 50 — ns tRSR Retransmit Recovery Time 10 — 10 — 10 — 10 — 10 — 15 — ns tEFL Reset to EF LOW — 25 — 30 — 35 — 40 — 45 — 65 ns tHFH, tFFH Reset to HF and FF HIGH — 25 — 30 — 35 — 40 — 45 — 65 ns tRTF Retransmit LOW to Flags Valid — 25 — 30 — 35 — 40 — 45 — 65 ns tREF Read LOW to EF LOW — 15 — 20 — 25 — 30 — 30 — 45 ns tRFF Read HIGH to FF HIGH — 15 — 20 — 25 — 30 — 30 — 45 ns tRPE Read Pulse Width after EF HIGH 15 — 20 — 25 — 30 — 35 — 50 — ns tWEF Write HIGH to EF HIGH — 15 — 20 — 25 — 30 — 30 — 45 ns tWFF Write LOW to FF LOW — 15 — 20 — 25 — 30 — 30 — 45 ns tWHF Write LOW to HF Flag LOW — 25 — 30 — 35 — 40 — 45 — 65 ns tRHF Read HIGH to HF Flag HIGH — 25 — 30 — 35 — 40 — 45 — 65 ns tWPF Write Pulse Width after FF HIGH 15 — 20 — 25 — 30 — 35 — 50 — ns tXOL Read/Write LOW to XO LOW — 15 — 20 — 25 — 30 — 35 — 50 ns tXOH Read/Write HIGH to XO HIGH — 15 — 20 — 25 — 30 — 35 — 50 ns tXI XI Pulse Width(2) 15 — 20 — 25 — 30 — 35 — 50 — ns tXIR XI Recovery Time 10 — 10 — 10 — 10 — 10 — 10 — ns tXIS XI Set-up Time 10 — 10 — 10 — 10 — 15 — 15 — ns AC ELECTRICAL CHARACTERISTICS(1) (Commercial: VCC = 5V ± 10%, TA = 0°C to +70°C; Military: VCC = 5V ± 10%, TA = –55°C to +125°C) NOTES: 3140 tbl 05 1. Timings referenced as in AC Test Conditions. 2. Pulse widths less than minimum are not allowed. 3. Values guaranteed by design, not currently tested. 4. Only applies to read data flow-through mode. |
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