參數(shù)資料
型號(hào): WED416S16030A10SI
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: DRAM
英文描述: 16M X 16 SYNCHRONOUS DRAM, 7 ns, PDSO54
封裝: TSOP2-54
文件頁(yè)數(shù): 25/26頁(yè)
文件大?。?/td> 398K
代理商: WED416S16030A10SI
8
White Electronic Designs Corporation Westborough MA (508) 366-5151
White Electronic Designs
WED416S16030A
Current State
Command
Action
Notes
CE
RAS CAS
WE BA0,1
A11-12,
Description
A10/AP-A0
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto orSelf Refresh
ILLEGAL
L
H
L
X
Precharge
ILLEGAL
4
Write with
L
H
BA
Row Address
Bank Activate
ILLEGAL
4
Auto Precharge
L
H
L
BA
Column
Write
ILLEGAL
L
H
L
H
BA
Column
Read
ILLEGAL
L
H
L
X
Burst Termination
ILLEGAL
L
H
X
No Operation
Continue the Burst
H
X
Device Deselect
Continue the Burst
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto orSelf Refresh
ILLEGAL
L
H
L
X
Precharge
No Operation; Bank(s) idle after tRP
L
H
BA
Row Address
Bank Activate
ILLEGAL
4
Precharging
L
H
L
BA
Column
Write w/o Precharge
ILLEGAL
4
L
H
L
H
BA
Column
Read w/o Precharge
ILLEGAL
4
L
H
L
X
Burst Termination
No Operation; Bank(s) idle after tRP
L
H
X
No Operation
No Operation; Bank(s) idle after tRP
H
X
Device Deselect
No Operation; Bank(s) idle after tRP
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto orSelf Refresh
ILLEGAL
L
H
L
X
Precharge
ILLEGAL
4
L
H
BA
Row Address
Bank Activate
ILLEGAL
4,10
Row Activating
L
H
L
BA
Column
Write
ILLEGAL
4
L
H
L
H
BA
Column
Read
ILLEGAL
4
L
H
L
X
Burst Termination
No Operation; Row active after tRCD
L
H
X
No Operation
No Operation; Row active after tRCD
H
X
Device Deselect
No Operation; Row active after tRCD
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto orSelf Refresh
ILLEGAL
L
H
L
X
Precharge
ILLEGAL
4
L
H
BA
Row Address
Bank Activate
ILLEGAL
4
Write Recovering
L
H
L
BA
Column
Write
Start Write; Determine if Auto Precharge
9
L
H
L
H
BA
Column
Read
Start Read; Determine if Auto Precharge
9
L
H
L
X
Burst Termination
No Operation; Row active after tDPL
L
H
X
No Operation
No Operation; Row active after tDPL
H
X
Device Deselect
No Operation; Row active after tDPL
L
OP Code
Mode Register Set
ILLEGAL
L
H
X
Auto orSelf Refresh
ILLEGAL
L
H
L
X
Precharge
ILLEGAL
4
Write Recovering
L
H
BA
Row Address
Bank Activate
ILLEGAL
4
with Auto
L
H
L
BA
Column
Write
ILLEGAL
4,9
Precharge
L
H
L
H
BA
Column
Read
ILLEGAL
4,9
L
H
L
X
Burst Termination
No Operation; Precharge after tDPL
L
H
X
No Operation
No Operation; Precharge after tDPL
H
X
Device Deselect
No Operation; Precharge after tDPL
CURRENT STATE TRUTH TABLE (CONT.)
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