参数资料
型号: WED9LAPC2C16V8BC
厂商: WHITE ELECTRONIC DESIGNS CORP
元件分类: 存储器
英文描述: SPECIALTY MEMORY CIRCUIT, PBGA192
封装: 21 X 21 MM, BGA-192
文件页数: 4/24页
文件大小: 933K
代理商: WED9LAPC2C16V8BC
12
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
WED9LAPC2C16V8BC
July, 2000
Rev. 0
White Electronic Designs Corp. reserves the right to change products or specications without notice.
FIG. 5 SDRAM POWER UP SEQUENCE
GCK
VCRAS#
VCCAS#
VCADDR
VCBS
VCADDR9/AP
VCDATA
VCWE#
VCDQM#
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
tRP
tRFC
Key
RAa
HIGH-Z
High level is necessary
Precharge
(All Banks)
Auto Refresh
Mode Register Set
Row Active
(A-Bank)
DON’T CARE
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