HY5DU561622FLTP-4 HYNIX [Hynix Semiconductor], HY5DU561622FLTP-4 Datasheet - Page 8
HY5DU561622FLTP-4
Manufacturer Part Number
HY5DU561622FLTP-4
Description
256M(16Mx16) DDR SDRAM
Manufacturer
HYNIX [Hynix Semiconductor]
Datasheet
1.HY5DU561622FLTP-4.pdf
(28 pages)
- Current page: 8 of 28
- Download datasheet (186Kb)
Rev. 1.1 / Mar. 2008
WRITE MASK TRUTH TABLE
Note :
1. Write Mask command masks burst write data with reference to LDQS/UDQS(Data Strobes) and it is not related with read data.
2. LDM and UDM control lower byte(DQ0~7) and Upper byte(DQ8~15) respectively.
Data Write
Data-In Mask
Lower Byte Write /
Upper Byte-In Mask
Upper Byte Write /
Lower Byte-In Mask
Function
CKEn-1
H
H
H
H
CKEn
X
X
X
X
/CS, /RAS, /CAS, /WE
X
X
X
X
LDM
H
H
L
L
UDM
H
H
L
L
1HY5DU561622FTP-5
HY5DU561622FTP-4
ADDR
A10/
AP
X
X
X
X
BA
Note
1,2
1,2
1,2
1,2
8
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