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EM44BM1684LBA-5FE 参数 Datasheet PDF下载

EM44BM1684LBA-5FE图片预览
型号: EM44BM1684LBA-5FE
PDF下载: 下载PDF文件 查看货源
内容描述: 256MB ( 4M 】 4Bank 】 16 )双数据速率2 SDRAM [256Mb (4M】4Bank】16) Double DATA RATE 2 SDRAM]
分类和应用: 动态存储器
文件页数/大小: 29 页 / 1543 K
品牌: EOREX [ EOREX CORPORATION ]
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eorex  
EM44AM1684LBA  
Recommended DC Operating Conditions  
(VDD=1.8V±0.1V, TA=0°C ~ 85°C)  
-3  
-37  
-5  
5-5-5  
4-4-4  
3-3-3  
Symbol  
Parameter  
Test Conditions  
Burst length=2,  
tRCtRC(min.), IOL=0mA,  
One bank active  
Units  
Max.  
110  
Max.  
95  
Max.  
75  
Operating Current  
IDD1  
mA  
mA  
(Note 1)  
Precharge Standby  
Current in Power  
Down Mode  
IDD2P  
5
5
5
CKEVIL(max.), tCK=min  
Precharge Standby  
Current in Non-power  
Down Mode  
CKEVIH(min.), tCK=min,  
/CSVIH(min.)  
Input signals SWITCHING  
IDD2N  
50  
40  
32  
mA  
Active Standby  
IDD3P  
Current in Power  
Down Mode (A12=0)  
Active Standby  
Current in Power  
Down Mode (A12=1)  
20  
7
17  
5
14  
5
mA  
mA  
CKEVIL(max.), tCK=min  
CKEVIL(max.), tCK=min  
IDD3P  
Active Standby  
Current in Non-power  
Down Mode  
CKEVIH(min.), tCK=min,  
/CSVIH(min.)  
Input signals SWITCHING  
IDD3N  
55  
42  
35  
mA  
Operating Current  
tCK tCK(min.), IOL=0mA,  
IDD4  
IDD5  
IDD6  
IDD7  
170  
170  
130  
150  
100  
130  
mA  
mA  
(Burst Mode) (Note 2)  
All banks active  
Refresh Current  
tRCtRFC (min.), All banks  
active  
(Burst Mode) (Note 3)  
Self Refresh Current  
Operating Current  
5
5
5
mA  
mA  
CKE0.2V  
All bank Interleave read  
240  
220  
210  
*All voltages referenced to VSS.  
Note 1: IDD1 depends on output loading and cycle rates. (CL=CL min. AL=0)  
Note 2: IDD4 depends on output loading and cycle rates.  
Input signals SWITCHING.  
Note 3: Min. of tRFC (Auto refresh Row Cycle Times) is shown at AC Characteristics.  
Recommended DC Operating Conditions (Continued)  
Symbol  
IIL  
Parameter  
Test Conditions  
Min.  
-2  
Max.  
+2  
Units  
0VIVDDQ, VDDQ=VDD  
All other pins not under  
test=0V  
Input Leakage Current  
uA  
IOL  
VOH  
VOL  
Output Leakage Current  
High Level Output Voltage  
Low Level Output Voltage  
-5  
+5  
uA  
V
0VOVDDQ, DOUT is disabled  
IO=-13.4mA  
VTT+0.603  
IO=+13.4mA  
VTT-0.603  
V
Jul. 2006  
www.eorex.com  
7/29