K4H560438J
K4H560838J
K4H561638J
DDR SDRAM
目录
1.0主要特点...............................................................................................................................4
2.0订购信息..................................................................................................................4
3.0工作频率...............................................................................................................4
4.0引脚说明...........................................................................................................................五
5.0包装物理尺寸....................................................................................................6
6.0块图( 16兆×4 / 8Mb的×8 / 4Mb的X 16 I / O X4银行) ............................. .................... 7
7.0输入/输出功能说明............................................ ................................................ 8
8.0命令真值表................................................................................................................9
9.0概述..................................................................................................................10
10.0绝对最大额定值.....................................................................................................10
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
21.0
DC工作条件.......................................................................................................10
DDR SDRAM规格产品&测试条件........................................... ............................. 11
输入/输出电容......................................................................................................11
详细的测试条件为DDR SDRAM IDD1 & IDD7A ......................................... ............. 12
DDR SDRAM IDD规格表............................................. .................................................. ... 13
交流工作条件.......................................................................................................14
AC过冲/下冲规范地址和控制引脚........................... 14
过冲/下冲规范数据,频闪和面膜销.............................. 15
AC Timming参数&规格............................................. .............................. 16
系统特点的DDR SDRAM ............................................. ................................ 17
成分说明...................................................................................................................18
22.0系统注意事项..........................................................................................................................20
23.0 IBIS : I / V特性的输入和输出缓冲器...................................... .................. 21
2 24
1.12修订版2008年8月