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HY57V281620HCT-KI Datasheet(PDF) 8 Page - Hynix Semiconductor |
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HY57V281620HCT-KI Datasheet(HTML) 8 Page - Hynix Semiconductor |
8 / 11 page HY57V281620HC(L/S)T-I Rev. 1.0/Mar. 02 8 AC CHARACTERISTICS II Note : 1. A new command can be given tRRC after self refresh exit Parameter Symbol -6I -7I -KI -HI -8I -PI -SI Unit Note Min Max Min Max Min Max Min Max Min Max Min Max Min Max RAS Cycle Time Operation tRC 60 - 60 - 60 - 65 - 68 - 70 - 70 - ns Auto Refresh tRRC 60 - 65 - 65 - 65 - 68 - 70 - 70 - ns RAS to CAS Delay tRCD 18 - 20 - 15 - 20 - 20 - 20 - 20 - ns RAS Active Time tRAS 42 100K 45 100K 45 100K 45 100K 48 100K 50 100K 50 100K ns RAS Precharge Time tRP 18 - 20 - 15 - 20 - 20 - 20 - 20 - ns RAS to RAS Bank Active Delay tRRD 12 - 14 - 15 - 15 - 16 - 20 - 20 - ns CAS to CAS Delay tCCD 1- 1- 1-1 - 1 - 1- 1- CLK Write Command to Data-In Delay tWTL 0 - 0 - 0 - 0 - 0 - 0 - 0 - CLK Data-In to Precharge Command tDPL 2 - 2 - 2 - 2 - 2 - 2 - 2 - CLK Data-In to Active Command tDAL 5- 5- 4-5 - 4 - 3- 3- CLK DQM to Data-Out Hi-Z tDQZ 2- 2- 2-2 - 2 - 2- 2- CLK DQM to Data-In Mask tDQM 0- 0- 0-0 - 0 - 0- 0- CLK MRS to New Command tMRD 2 - 2 - 2 - 2 - 2 - 2 - 2 - CLK Precharge to Data Output Hi-Z CAS Latency = 3 tPROZ3 3 - 3 - 3 - 3 - 3 - 3 - 3 - CLK CAS Latency = 2 tPROZ2 2 - 2 - 2 - 2 - 2 - 2 - 2 - CLK Power Down Exit Time tPDE 1 - 1 - 1 - 1 - 1 - 1 - 1 - CLK Self Refresh Exit Time tSRE 1- 1- 1-1 - 1 - 1- 1- CLK 1 Refresh Time tREF -64-64 - 64-64 -64-64 -64 ms |
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