参数资料
型号: W987X6CBN80
厂商: WINBOND ELECTRONICS CORP
元件分类: DRAM
英文描述: 8M X 16 SYNCHRONOUS DRAM, 6 ns, PBGA54
封装: 8 X 9 MM, 1.20 MM HEIGHT, FBGA-54
文件页数: 11/46页
文件大小: 1634K
代理商: W987X6CBN80
Preliminary W987X6CB
Publication Release Date: June 6, 2002
- 19 -
Revision A1
Simplified State Diagram
Mode
Register
Set
IDLE
CBR
Refresh
Self
Refresh
ROW
ACTIVE
Power
Down
Precharge
POWER
ON
Active
Power
Down
WRITE
SUSPEND
WRITEA
SUSPEND
READ
SUSPEND
READ
READA
SUSPEND
READA
Precharge
MRS
REF
ACT
CKE
SELF
exit
CKE
Write
with
Read
Write
Auto
precharge
Auto
prechargeRead
with
Write
Read
PRE(precharge
termination)
PRE(precharge
termination)
Read
BST
PRE
Manual input
Automatic sequence
Notes:
MRS = Mode Register Set
REF = Refresh
ACT = Active
PRE = Precharge
WRITEA = Write with Auto precharge
READA = Read with Auto precharge
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