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EM42BM1684RBA-6F 参数 Datasheet PDF下载

EM42BM1684RBA-6F图片预览
型号: EM42BM1684RBA-6F
PDF下载: 下载PDF文件 查看货源
内容描述: [DRAM]
分类和应用: 动态存储器
文件页数/大小: 23 页 / 403 K
品牌: EOREX [ EOREX CORPORATION ]
 浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第7页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第8页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第9页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第10页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第12页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第13页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第14页浏览型号EM42BM1684RBA-6F的Datasheet PDF文件第15页  
EM42BM1684RBA  
AC Operating Test Characteristics (Continued)  
(VDD=2.5V±0.2V, TA=0°C ~70°C)  
-5  
-6  
Symbol  
Units  
Parameter  
Min.  
0.4  
Max.  
0.6  
Min.  
Max.  
0.6  
Read Postamble  
tRPST  
tRAS  
0.4  
42  
tCK  
Active to Precharge  
command period  
40  
55  
70  
15  
70k  
70k  
ns  
Active to Active  
command period  
tRC  
-
-
-
60  
72  
18  
-
-
-
ns  
ns  
ns  
Auto Refresh Row  
Cycle Time  
tRFC  
Active to Read or  
Write delay  
tRCD  
tRP  
Precharge command  
period  
15  
15  
10  
2.2  
-
-
-
-
18  
15  
12  
2.2  
-
-
-
-
ns  
ns  
ns  
ns  
Write recover time  
tWR  
Active bank A to B  
command period  
tRRD  
Control & Address  
Input width  
tIPW  
tRAP  
Active to READ with  
Auto Precharge  
command  
15  
-
18  
-
ns  
DQS read preamble  
tRPRE  
tWTR  
0.9  
2
1.1  
-
0.9  
1
1.1  
-
tCK  
tCK  
ns  
tCK  
us  
Internal write to read  
command delay  
Exit self Refresh to  
non-read command  
-
-
-
-
tXSNR  
tXSRD  
tREFI  
75  
75  
Exit self Refresh to  
read command  
200  
-
200  
-
Average periodic  
refresh interval  
7.8  
7.8  
Dec. 2010  
11/23  
www.eorex.com