PDF HY5DU56422CT Data sheet ( Hoja de datos )

Número de pieza	HY5DU56422CT
Descripción	(HY5DU56xx22CT) 256M-P DDR SDRAM
Fabricantes	Hynix Semiconductor
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No Preview Available ! www.DataSheet4U.com HY5DU56422CT-D4/D43 HY5DU56822CT-D4/D43 HY5DU561622CT-D4/D43 256M-P DDR SDRAM HY5DU56422CT-D4/D43 HY5DU56822CT-D4/D43 HY5DU561622CT-D4/D43 This document is a general product description and is subject to change without notice. Hynix semiconductor does not assume any responsibility for use of circuits described. No patent licenses are implied. Rev. 0.3 / Oct. 2003 1 page FUNCTIONAL BLOCK DIAGRAM (64Mx4) 4Banks x 16Mbit x 4 I/O Double Data Rate Synchronous DRAM HY5DU56422CT-D4/D43 HY5DU56822CT-D4/D43 HY5DU561622CT-D4/D43 CLK /CLK CKE /CS /RAS /CAS /WE Command Decoder Bank Control Write Data Register 2-bit Prefetch Unit 8 4 16Mx4 / Bank0 16Mx4 / Bank1 16Mx4 / Bank2 84 Mode Register Row Decoder 16Mx4 / Bank3 DQS DM DQ[0:3] ADD BA Address Buffer Column Decoder Column Address Counter CLK_DLL DQS DQS Data Strobe Transmitter Data Strobe Receiver CLK, /CLK DLL Block Mode Register Rev. 0.3 / Oct. 2003 5 5 Page OPERATION COMMAND TRUTH TABLE-II HY5DU56422CT-D4/D43 HY5DU56822CT-D4/D43 HY5DU561622CT-D4/D43 Current State WRITE READ WITH AUTOPRE- CHARGE WRITE AUTOPRE- CHARGE PRE- CHARGE /CS /RAS /CAS /WE L L HH L LHL L L LH LLLL HXXX L HHH L HHL LHLH LHLL L L HH L LHL L L LH LLLL HXXX L HHH L HHL LHLH LHLL L L HH L LHL L L LH LLLL HXXX L HHH L HHL LHLH LHLL L L HH L LHL L L LH LLLL Address BA, RA BA, AP X OPCODE X X X BA, CA, AP BA, CA, AP BA, RA BA, AP X OPCODE X X X BA, CA, AP BA, CA, AP BA, RA BA, AP X OPCODE X X X BA, CA, AP BA, CA, AP BA, RA BA, AP X OPCODE Command ACT PRE/PALL AREF/SREF MRS DSEL NOP BST READ/READAP WRITE/WRITEAP ACT PRE/PALL AREF/SREF MRS DSEL NOP BST READ/READAP WRITE/WRITEAP ACT PRE/PALL AREF/SREF MRS DSEL NOP BST READ/READAP WRITE/WRITEAP ACT PRE/PALL AREF/SREF MRS Action ILLEGAL4 Term burst, precharge ILLEGAL11 ILLEGAL11 Continue burst to end Continue burst to end ILLEGAL ILLEGAL10 ILLEGAL10 ILLEGAL4,10 ILLEGAL4,10 ILLEGAL11 ILLEGAL11 Continue burst to end Continue burst to end ILLEGAL ILLEGAL10 ILLEGAL10 ILLEGAL4,10 ILLEGAL4,10 ILLEGAL11 ILLEGAL11 NOP-Enter IDLE after tRP NOP-Enter IDLE after tRP ILLEGAL4 ILLEGAL4,10 ILLEGAL4,10 ILLEGAL4,10 NOP-Enter IDLE after tRP ILLEGAL11 ILLEGAL11 Rev. 0.3 / Oct. 2003 11 11 Page

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Hoja de datos destacado

Número de pieza	Descripción	Fabricantes
HY5DU56422CF	(HY5DU56xxxC(L)F) 256M DDR SDRAM	Hynix Semiconductor
HY5DU56422CT	(HY5DU56xx22CT) 256M-P DDR SDRAM	Hynix Semiconductor

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