EDD1204ALTA ELPIDA [Elpida Memory], EDD1204ALTA Datasheet - Page 33

• Manufacturer Part Number: EDD1204ALTA
• Description: 128 M-bit Synchronous DRAM with Double Data Rate (4-bank, SSTL_2)
• Manufacturer: ELPIDA [Elpida Memory]

/CAS latency = 2.5
/CAS latency = 2
Command
Command
T0
/CLK
CLK
DQS
DQS
CKE
DQ
DQ
T1
READ A
READ A
T2
T0
T3
T4
T1
T5
T6
BST
BST
T2
QA1
T7
QA2
QA1
T8
T3
DQ and DQS : Output
QA3
QA2
T9
QA4
QA3
T10
T4
QA4
Hi-Z
Hi-Z
T11
Hi-Z
Hi-Z
WRITE B
WRITE B
T12
DQ and DQS : Input
T5
T13
T14
DB1
DB1
T6
Burst length = 8
DB2
DB2
DB
DB