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Número de pieza | HY5DU561622DTP | |
Descripción | (HY5DU56x22DTP) 256M DDR SDRAM | |
Fabricantes | Hynix Semiconductor | |
Logotipo | ||
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HY5DU56422D(L)TP
HY5DU56822D(L)TP
HY5DU561622D(L)TP
256M DDR SDRAM
HY5DU56422D(L)TP
HY5DU56822D(L)TP
HY5DU561622D(L)TP
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. 0.1 /May 2004
1 page www.DataSheet4U.com
FUNCTIONAL BLOCK DIAGRAM (64Mx4)
4Banks x 16Mbit x 4 I/O Double Data Rate Synchronous DRAM
HY5DU56422D(L)TP
HY5DU56822D(L)TP
HY5DU561622D(L)TP
CLK
/CLK
CKE
/CS
/RAS
/CAS
/WE
Command
Decoder
Bank
Control
Mode
Register
Row
Decoder
Write Data Register
2-bit Prefetch Unit
8
16Mx4 / Bank0
16Mx4 / Bank1
16Mx4 / Bank2
16Mx4 / Bank3
4
84
DQS
DM
DQ[0:3]
ADD
Address
BA Buffer
Column Decoder
Column Address
Counter
CLK_DLL
DQS
DQS
Data Strobe
Transmitter
Data Strobe
Receiver
CLK,
/CLK
DLL
Block
Mode
Register
Rev. 0.1 /May 2004
5
5 Page www.DataSheet4U.com
OPERATION COMMAND TRUTH TABLE-II
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
HY5DU56422D(L)TP
HY5DU56822D(L)TP
HY5DU561622D(L)TP
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. 0.1 /May 2004
11
11 Page |
Páginas | Total 37 Páginas | |
PDF Descargar | [ Datasheet HY5DU561622DTP.PDF ] |
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