參數(shù)資料
型號(hào): V54C365404VELF6
廠商: PROMOS TECHNOLOGIES INC
元件分類: DRAM
英文描述: 16M X 4 SYNCHRONOUS DRAM, 5.4 ns, PBGA60
封裝: LEAD FREE, MO-210, FBGA-60
文件頁數(shù): 14/54頁
文件大?。?/td> 694K
代理商: V54C365404VELF6
21
V54C365(16/80/40)4VE Rev. 1.1 January 2005
ProMOS TECHNOLOGIES
V54C365(16/80/40)4VE
1. Bank Activate Command Cycle
(CAS latency = 3)
2. Burst Read Operation
(Burst Length = 4, CAS latency = 2, 3)
3. Read Interrupted by a Read
ADDRESS
CLK
T0
T
T1
T
TTT
COMMAND
NOP
Bank A
Row Addr.
Bank A
Activate
Write A
with Auto
Bank A
Col. Addr.
. . . . . . . . . .
Bank B
Activate
Bank A
Row Addr.
Bank A
Activate
tRCD
: “H” or “L”
tRC
Precharge
tRRD
Bank B
Row Addr.
COMMAND
READ A
NOP
DOUT A0
CAS latency = 2
t
CK3, I/O’s
CAS latency = 3
DOUT A1
DOUT A2
DOUT A3
NOP
CLK
T0
T2
T1
T3
T4
T5
T6
T7
T8
t
CK2, I/O’s
DOUT A0
DOUT A1
DOUT A2
DOUT A3
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