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HY57V641620ELTP-6 Datasheet(PDF) 11 Page - Hynix Semiconductor |
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HY57V641620ELTP-6 Datasheet(HTML) 11 Page - Hynix Semiconductor |
11 / 13 page Rev. 1.5 / Feb. 2005 11 Synchronous DRAM Memory 64Mbit (4Mx16bit) HY57V641620E(L/S)T(P) Series AC CHARACTERISTICS II (AC operating conditions unless otherwise noted) Note: 1. A new command can be given tRRC after self refresh exit. Parameter Symbol 5 6 7 H Unit Note Min Max Min Max Min Max Min Max RAS Cycle Time Operation tRC 55 - 60 - 63 - 63 - ns RAS Cycle Time Auto Refresh tRRC 55 - 60 - 63 - 63 - ns RAS to CAS Delay tRCD 15 - 18 - 20 - 20 - ns RAS Active Time tRAS 38.7 100K 42 100K 42 100K 42 120K ns RAS Precharge Time tRP 15 - 18 - 20 - 20 - ns RAS to RAS Bank Active Delay tRRD 10 - 12 - 14 - 15 - ns CAS to CAS Delay tCCD 1 - 1 - 1 - 1 - CLK Write Command to Data-In De- lay tWTL 0 -0 -0 - 0 - CLK Data-in to Precharge Command tDPL 2 - 2 - 2 - 2 - CLK Data-In to Active Command tDAL tDPL + tRP DQM to Data-Out Hi-Z tDQZ 2 - 2 - 2 - 2 - CLK DQM to Data-In Mask tDQM 0 - 0 - 0 - 0 - CLK MRS to New Command tMRD 2 -2-2- 2 - CLK Precharge to Data Output High-Z CL = 3 tPROZ3 3 - 3 - 3 - 3 - CLK CL = 2 tPROZ2 2 - 2 - 2 - 2 - CLK Power Down Exit Time tDPE 1 - 1 - 1 - 1 - CLK Self Refresh Exit Time tSRE 1 - 1 - 1 - 1 - CLK 1 Refresh Time tREF -64-64 -64 - 64 ms |
Similar Part No. - HY57V641620ELTP-6 |
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