參數(shù)資料
型號: V85C2256164SAS8
廠商: MOSEL-VITELIC
元件分類: DRAM
英文描述: 16M X 16 DDR DRAM, 0.8 ns, PBGA60
封裝: 0.80 X 1 MM PITCH, SOC, BGA-60
文件頁數(shù): 5/61頁
文件大?。?/td> 814K
代理商: V85C2256164SAS8
13
MOSEL VITELIC
V58C2256(804/404/164)S
V58C2256(804/404/164)S Rev. 1.4 October 2002
Data Strobe Preamble and Postamble Timings for DDR Read Cycles
Consecutive Burst Read Operation and Effects on the Data Strobe Preamble and Postamble
(CAS Latency = 2; Burst Length = 2)
T0
T1
T2
T3
T4
READ
NOP
D0
D1
CK, CK
Command
DQS
DQ
tRPRE(max)
tRPST(min)
tRPRE(min)
tRPST(max)
tDQSQ(max)
tDQSQ(min)
NOP
ReadB
NOP
ReadA
D0A D1A
NOP
D2A D3A
Command
DQS
DQ
Burst Read Operation (CAS Latency = 2; Burst Length = 4)
CK, CK
NOP
D0B D1B D2B D3B
NOP
ReadB
NOP
ReadA
D0A D1A
NOP
D2A D3A
Command
DQS
DQ
Burst Read Operation (CAS Latency = 2; Burst Length = 4)
CK, CK
NOP
D0B D1B D2B D3B
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