EDD5108AFTA_06 ELPIDA [Elpida Memory], EDD5108AFTA_06 Datasheet - Page 39
EDD5108AFTA_06
Manufacturer Part Number
EDD5108AFTA_06
Description
512M bits DDR SDRAM
Manufacturer
ELPIDA [Elpida Memory]
Datasheet
1.EDD5108AFTA_06.pdf
(52 pages)
- Current page: 39 of 52
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A Read command to the consecutive Precharge command interval (same bank): To output all data
To complete a burst read operation and get a burst length of data, the consecutive precharge command must be
issued tRPD (= BL/ 2 cycles) after the read command is issued.
READ to PRECHARGE Command Interval (same bank): To stop output data
A burst data output can be interrupted with a precharge command. All DQ pins and DQS pins become High-Z tHZP
(= CL) after the precharge command.
Data Sheet E0699E50 (Ver. 5.0)
Command
Command
DQS
READ to PRECHARGE Command Interval (same bank): To stop output data (CL = 3, BL = 2, 4, 8)
/CK
DQ
DQS
CK
/CK
DQ
CK
READ to PRECHARGE Command Interval (same bank): To output all data (CL = 3, BL = 4)
NOP
t0
t0
NOP
READ
t1
t1
tRPD = BL/2
NOP
READ
t2
t2
PRE/PALL
PRE/
PALL
t3
t3
CL = 3
39
t4
t4
out0 out1 out2 out3
tHZP
EDD5108AFTA, EDD5116AFTA
t5
t5
out0 out1
t6
NOP
t6
NOP
t7
t7
High-Z
High-Z
t8
t8
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