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參數資料
型號: W982516BH
廠商: WINBOND ELECTRONICS CORP
英文描述: 4M X 4 BANKS X 16 BIT SDRAM
中文描述: 4米× 4銀行× 16位SDRAM
文件頁數: 35/43頁
文件大小: 1570K
代理商: W982516BH
W982516BH
Publication Release Date: December 13, 2001
- 35 -
Revision A2
Operating Timing Example, continued
Auto Precharge Timing (Read Cycle)
Read
AP
0
11
10
9
8
7
6
5
4
3
2
1
Q0
Q0
Read
AP
Act
Q1
Read
AP
Act
Q1
Q2
AP
Q6
Act
Read
Act
Q0
Q3
(1) CAS
Latency=2
( a ) burst length = 1
Command
Read
Act
AP
When the Auto precharge command is asserted, the period from Bank Activate command to
the start of internal precgarging must be at least t
RAS
(min).
represents the Read with Auto precharge command.
represents the start of internal precharging.
represents the Bank Activate command.
Note )
t
RP
t
RP
t
RP
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
DQ
DQ
DQ
Q0
Q1
Q2
Q3
Q4
Q5
Q7
t
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
DQ
DQ
DQ
Q0
Read
AP
Act
Q0
Read
AP
Act
Q1
Q0
Read
AP
Act
Q1
Q2
Q3
Read
AP
Act
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
(2) CAS
t
RP
t
RP
t
RP
t
RP
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相關代理商/技術參數
參數描述
W982516BH-7 制造商:WINBOND 制造商全稱:Winbond 功能描述:4M X 4 BANKS X 16 BIT SDRAM
W982516BH-75 制造商:WINBOND 制造商全稱:Winbond 功能描述:4M X 4 BANKS X 16 BIT SDRAM
W982516BH75I 制造商:WINBOND 制造商全稱:Winbond 功能描述:4M X 4 BANKS X 16 BIT SDRAM
W982516BH75L 制造商:WINBOND 制造商全稱:Winbond 功能描述:4M X 4 BANKS X 16 BIT SDRAM
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