收藏本站
W9425G6JH
4 M ? 4 BANKS ? 16 BITS DDR SDRAM
Table of Contents-
1.
2.
3.
4.
5.
6.
7.
8.
GENERAL DESCRIPTION............................................................................................................................. 4
FEATURES .................................................................................................................................................... 4
ORDER INFORMATION ................................................................................................................................ 4
KEY PARAMETERS ...................................................................................................................................... 5
PIN CONFIGURATION .................................................................................................................................. 6
PIN DESCRIPTION ........................................................................................................................................ 7
BLOCK DIAGRAM ......................................................................................................................................... 8
FUNCTIONAL DESCRIPTION ....................................................................................................................... 9
8.1
8.2
Power Up Sequence .......................................................................................................................... 9
Command Function .......................................................................................................................... 10
8.2.1
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.2.7
8.2.8
8.2.9
Bank Activate Command ...................................................................................................... 10
Bank Precharge Command .................................................................................................. 10
Precharge All Command ...................................................................................................... 10
Write Command ................................................................................................................... 10
Write with Auto-precharge Command................................................................................... 10
Read Command ................................................................................................................... 10
Read with Auto-precharge Command .................................................................................. 10
Mode Register Set Command .............................................................................................. 11
Extended Mode Register Set Command .............................................................................. 11
8.2.10 No-Operation Command ...................................................................................................... 11
8.2.11 Burst Read Stop Command .................................................................................................. 11
8.2.12 Device Deselect Command .................................................................................................. 11
8.2.13 Auto Refresh Command ....................................................................................................... 11
8.2.14 Self Refresh Entry Command ............................................................................................... 12
8.2.15 Self Refresh Exit Command ................................................................................................. 12
8.2.16 Data Write Enable /Disable Command ................................................................................. 12
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8.10
Read Operation ................................................................................................................................ 12
Write Operation ................................................................................................................................ 13
Precharge ......................................................................................................................................... 13
Burst Termination ............................................................................................................................. 13
Refresh Operation ............................................................................................................................ 13
Power Down Mode ........................................................................................................................... 14
Input Clock Frequency Change during Precharge Power Down Mode ............................................ 14
Mode Register Operation ................................................................................................................. 14
8.10.1 Burst Length field (A2 to A0) ................................................................................................ 14
Publication Release Date: Aug. 27, 2013
-1-
Revision A03
发布紧急采购，3分钟左右您将得到回复。

采购需求

(若只采购一条型号，填写一行即可)

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

*型号 *数量 厂商 批号 封装
添加更多采购

我的联系方式

*
*
*
相关PDF资料
W947D2HBJX5E IC LPDDR SDRAM 128MBIT 90VFBGA
W948D2FBJX5E IC LPDDR SDRAM 256MBIT 90VFBGA
W949D2CBJX5E IC LPDDR SDRAM 512MBIT 90VFBGA
W971GG6JB25I IC DDR2 SDRAM 1GBIT 84WBGA
W971GG8JB-25 IC DDR2 SDRAM 1GBIT 60WBGA
W9725G6IB-25 IC DDR2-800 SDRAM 256MB 84-WBGA
W9725G6JB25I IC DDR2 SDRAM 256MBIT 84WBGA
W9725G6KB-25I IC DDR2 SDRAM 256MBIT 84WBGA
相关代理商/技术参数
W9425G6JH5ITR 制造商:Winbond Electronics Corp 功能描述:256M DDR SDRAM X16, 200MHZ, IN
W9425G6JH5TR 制造商:Winbond Electronics Corp 功能描述:256M DDR SDRAM X16, 200MHZ, 65
W9425G6JH-5TR 制造商:Winbond Electronics Corp 功能描述:256M DDR SDRAM X16, 200MHZ, 65
W9425G8EH 制造商:WINBOND 制造商全称:Winbond 功能描述:8M × 4 BANKS × 8 BITS DDR SDRAM
W946432AD 制造商:WINBOND 制造商全称:Winbond 功能描述:512K X 4 BANKS X 32 BITS DDR SDRAM
W9464G6IB 制造商:WINBOND 制造商全称:Winbond 功能描述:1M × 4 BANKS × 16 BITS DDR SDRAM
W9464G6IH 制造商:WINBOND 制造商全称:Winbond 功能描述:1M ?? 4 BANKS ?? 16 BITS DDR SDRAM
W9464G6JH 制造商:WINBOND 制造商全称:Winbond 功能描述:1M ? 4 BANKS ? 16 BITS DDR SDRAM