參數(shù)資料
型號: W987Z6CBG80
廠商: WINBOND ELECTRONICS CORP
元件分類: DRAM
英文描述: 8M X 16 SYNCHRONOUS DRAM, 6 ns, PBGA54
封裝: 8 X 9 MM, 1.20 MM HEIGHT, FBGA-54
文件頁數(shù): 32/46頁
文件大?。?/td> 1634K
代理商: W987Z6CBG80
Preliminary W987Z6CB
- 38 -
Operating Timing Example, continued
Auto Precharge Timing (Read Cycle)
Read
AP
0
11
10
9
8
7
6
5
4
3
2
1
Q0
Read
AP
Act
Q1
Read
AP
Act
Q1
Q2
AP
Act
Read
Act
Q0
Q3
(1) CAS Latency=2
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 tRAS(min).
represents the Read with Auto precharge command.
represents the start of internal precharging.
represents the Bank Activate command.
Note )
tRP
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
tRP
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
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 Latency=3
tRP
相關(guān)PDF資料
PDF描述
WA-1RVX051-A4 SNAP ACTING/LIMIT SWITCH
WA-1RX12-A4 SNAP ACTING/LIMIT SWITCH
WB3M200VD1R800 200 CONTACT(S), MALE, STRAIGHT SINGLE PART CARD EDGE CONN, SURFACE MOUNT, PLUG
WB3F200VD1R1000 200 CONTACT(S), FEMALE, STRAIGHT SINGLE PART CARD EDGE CONN, SURFACE MOUNT, RECEPTACLE
WB3F200VD1 200 CONTACT(S), FEMALE, STRAIGHT SINGLE PART CARD EDGE CONN, SURFACE MOUNT, RECEPTACLE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W987Z6CBN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DRAM
W988D2FB 制造商:WINBOND 制造商全稱:Winbond 功能描述:256Mb Mobile LPSDR
W988D2FBJX6E 制造商:Winbond Electronics Corp 功能描述:IC LPSDR SDRAM 256MBIT 90VFBGA
W988D2FBJX6I 制造商:WINBOND 制造商全稱:Winbond 功能描述:256Mb Mobile LPSDR
W988D2FBJX7E 制造商:Winbond Electronics Corp 功能描述:IC LPSDR SDRAM 256MBIT 90VFBGA