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UPD4564323G5-A10B-9JH 数据表(PDF) 36 Page - NEC |
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UPD4564323G5-A10B-9JH 数据表(HTML) 36 Page - NEC |
36 / 84 page Data Sheet M14376EJ2V0DS00 36 µµµµPD4564323 for Rev. E Asynchronous Characteristics Parameter /CAS Symbol -A 60 -A 70 -A 80 -A 10 -A 10B Unit Note latency MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. REF to REF/ACT command period (Operation) tRC 60 63 70 70 90 ns REF to REF/ACT command period (Refresh) tRC1 66 70 70 70 90 ns ACT to PRE command period tRAS 42 120,000 42 120,000 48 120,000 50 120,000 60 120,000 ns PRE to ACT command period tRP 18 20 20 20 30 ns Delay time ACT to READ/WRITE command tRCD 18 20 20 20 30 ns ACT(one) to ACT(another) command period tRRD 12 14 16 20 20 ns Data-in to PRE command period tDPL 88 8 10 10 ns Data-in to ACT(REF) command CL = 3 tDAL3 2CLK+18 2CLK+20 1CLK+20 1CLK+20 1CLK+30 ns period (Auto precharge) CL = 2 tDAL2 1CLK+18 1CLK+20 1CLK+20 1CLK+20 1CLK+30 ns Mode register set cycle time tRSC 2 2222 CLK Transition time tT 0.5 30 0.5 30 0.5 30 1 30 1 30 ns Refresh time (4,096 refresh cycles) tREF 64 64 64 64 64 ms |
类似零件编号 - UPD4564323G5-A10B-9JH |
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类似说明 - UPD4564323G5-A10B-9JH |
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