EDD1216AASE ELPIDA [Elpida Memory], EDD1216AASE Datasheet - Page 35

• Manufacturer Part Number: EDD1216AASE
• Description: 128M bits DDR SDRAM (8M words x 16 bits)
• Manufacturer: ELPIDA [Elpida Memory]

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.
Preliminary Data Sheet E0614E20 (Ver. 2.0)
Command
Command
DQS
DQS
/CK
DQ
/CK
CK
DQ
CK
READ to PRECHARGE Command Interval (same bank): To output all data (CL = 2.5, BL = 4)
READ to PRECHARGE Command Interval (same bank): To output all data (CL = 2, BL = 4)
NOP
NOP
t0
t0
READ
READ
t1
t1
tRPD = BL/2
tRPD = BL/2
NOP
NOP
t2
t2
PRE/
PALL
PRE/
PALL
t3
t3
out0 out1 out2 out3
out0 out1 out2 out3
35
t4
t4
t5
t5
NOP
t6
t6
NOP
t7
t7
EDD1216AASE
t8
t8