PDF HY57V641620FTP Data sheet ( Hoja de datos )

Número de pieza	HY57V641620FTP
Descripción	Synchronous DRAM Memory 64Mbit
Fabricantes	Hynix
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No Preview Available ! 64Mb Synchronous DRAM based on 1M x 4Bank x16 I/O Document Title 4Bank x 1M x 16bits Synchronous DRAM Revision History Revision No. 0.1 History Initial Draft Draft Date Jan. 2007 Remark Preliminary This document is a general product description and is subject to change without notice. Hynix does not assume any responsibility for use of circuits described. No patent licenses are implied. Rev. 0.1 / Jan. 2007 1 Free Datasheet http://www.0PDF.com 1 page Synchronous DRAM Memory 64Mbit (4Mx16bit) HY57V641620F(L/S)TP Series FUNCTIONAL BLOCK DIAGRAM 1Mbit x 4banks x 16 I/O Synchronous DRAM CLK CKE CS RAS CAS WE U/LDQM Self refresh logic & timer Internal Row Counter Row Active Row Pre Decoder Refresh Column Active Column Pre Decoder 1Mx16 BANK 3 1Mx16 BANK 2 1Mx16 BANK 1 1Mx16 BANK 0 Memory Cell Array Y-Decoder DQ0 DQ15 Bank Select Column Add Counter A0 Address A1 Register Burst Counter Pipe Line A11 BA1 Mode Register CAS Latency Data Out Control Control BA0 Rev. 0.1 / Jan. 2007 5 Free Datasheet http://www.0PDF.com 5 Page Synchronous DRAM Memory 64Mbit (4Mx16bit) HY57V641620F(L/S)TP Series AC CHARACTERISTICS II (AC operating conditions unless otherwise noted) Parameter Symbol RAS Cycle Time Operation tRC RAS Cycle Time Auto Refresh tRRC RAS to CAS Delay tRCD RAS Active Time tRAS RAS Precharge Time tRP RAS to RAS Bank Active Delay tRRD CAS to CAS Delay tCCD Write lay Command to Data-In De- tWTL Data-in to Precharge Command tDPL 5 6 7H Unit Note Min Max Min Max Min Max Min Max 55 - 60 - 63 - 63 - ns 55 - 60 - 63 - 63 - ns 15 - 18 - 20 - 20 - ns 38.7 100K 42 100K 42 100K 42 120K ns 15 - 18 - 20 - 20 - ns 10 - 12 - 14 - 15 - ns 1 - 1 - 1 - 1 - CLK 0 - 0 - 0 - 0 - CLK 2 - 2 - 2 - 2 - CLK Data-In to Active Command DQM to Data-Out Hi-Z DQM to Data-In Mask MRS to New Command Precharge to Data CL = 3 Output High-Z CL = 2 Power Down Exit Time Self Refresh Exit Time Refresh Time tDAL tDQZ tDQM tMRD tPROZ3 tPROZ2 tDPE tSRE tREF tDPL + tRP 2 - 2 - 2 - 2 - CLK 0 - 0 - 0 - 0 - CLK 2 - 2 - 2 - 2 - CLK 3 - 3 - 3 - 3 - CLK 2 - 2 - 2 - 2 - CLK 1 - 1 - 1 - 1 - CLK 1 - 1 - 1 - 1 - CLK 1 - 64 - 64 - 64 - 64 ms Note: 1. A new command can be given tRRC after self refresh exit. Rev. 0.1 / Jan. 2007 11 Free Datashee 11 Page

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Hoja de datos destacado

Número de pieza	Descripción	Fabricantes
HY57V641620FTP	Synchronous DRAM Memory 64Mbit	Hynix

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