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Rev.1
Page 12
Read- Modify- Write Cycle
Refresh Cycle
Parameter
Symbol
AD404M42V
Unit
Notes
-5
-6
Min
Max
Min
Max
Read-modify- write cycle time
t
RWC
108
-
133
-
ns
RAS to WE delay time
t
RWD
64
-
77
-
ns
18
CAS to WE dealy time
t
CWD
26
-
32
-
ns
18
Column address to WE delay time
t
AWD
39
-
47
-
ns
18
OE hold time from WE
t
OEH
8
-
10
-
ns
Parameter
Symbol
t
CSR
t
CHR
t
RPC
t
RASS
AD404M42V
Unit
ns
Notes
-5
-6
Min
Max
Min
Max
CAS setup time (CBR refresh)
5
-
5
-
CAS hold time (CBR refresh)
8
-
10
-
ns
10
RAS precharge to CAS hold time
5
-
5
-
ns
7
RAS pulse width (self refresh)
100
-
100
-
RAS precharge time (self refresh)
t
RPS
t
CHS
t
WSR
t
WHR
90
-
110
-
ns
CAS hold time (CBR self refresh)
-50
-
-50
-
ns
WE setup time
0
-
0
-
ns
WE hold time
10
-
10
-
ns
μ
s
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AD401M324VLB-5 | Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VPA-5 | Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VPB-5 | Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VQA-5 | Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VQB-5 | Low voltage operation is more suitable to be used on battery backup, portable electronic |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD401M324VLB-5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VPA-5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VPB-5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VQA-5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low voltage operation is more suitable to be used on battery backup, portable electronic |
| AD401M324VQB-5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Low voltage operation is more suitable to be used on battery backup, portable electronic |
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