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EM6A9320BIA 参数 Datasheet PDF下载

EM6A9320BIA图片预览
型号: EM6A9320BIA
PDF下载: 下载PDF文件 查看货源
内容描述: 4M ×32位DDR同步DRAM (SDRAM)的 [4M x 32 bit DDR Synchronous DRAM (SDRAM)]
分类和应用: 动态存储器双倍数据速率
文件页数/大小: 52 页 / 446 K
品牌: ETRON [ ETRON TECHNOLOGY, INC. ]
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EM6A9320BIA  
EtronTech  
Table 13. Absolute Maximum Rating  
Rating  
-4/5  
Symbol  
Item  
Unit  
Note  
VIN, VOUT Input, Output Voltage  
VDD, VDDQ Power Supply Voltage  
- 0.3 ~ VDDQ+0.3  
-0.3 ~ 3.6  
0~70  
V
V
1,2  
1,2  
1
TA  
Ambient Temperature  
C
°
C
°
C
°
TSTG Storage Temperature  
- 55~150  
260  
1
TSOLDER Soldering Temperature (10s)  
1
PD  
Power Dissipation  
2.0  
W
1
IOUT  
Short Circuit Output Current  
50  
mA  
1
Note1: Stress greater than those listed under “Absolute Maximum Ratings” may cause permanent damage of the  
devices  
Note2: These voltages are relative to Vss  
Table 14. Recommended D.C. Operating Conditions  
(SSTL_2 In/Out, TA = 0 ~ 70 °C)  
Symbol  
Parameter  
Min.  
Typ.  
Max.  
Unit  
Note  
VDD  
Power Supply Voltage  
2.375  
2.5  
2.625  
V
1
VDDQ Power Supply Voltage(for I/O )  
VREF Input Reference Voltage  
2.375  
2.5  
2.625  
V
1
0.49 x VDDQ  
VREF – 0.04  
VREF + 0.15  
VSSQ - 0.3  
Vtt + 0.76  
-
-
0.51 x VDDQ  
V
V
VTT  
Termination Voltage  
VREF  
VREF + 0.04  
VIH(DC) Input High Voltage  
VIL(DC) Input Low Voltage  
-
-
-
-
-
-
VDDQ + 0.3  
V
VREF- 0.15  
V
VOH  
VOL  
IIL  
Output High Voltage  
Output Low Voltage  
Input Leakage Current  
Output Leakage Current  
-
V
IOH = -15.2 mA  
IOL = +15.2 mA  
VTT- 0.76  
V
- 5  
5
5
µA  
µA  
IOL  
- 5  
.
Table 15. Capacitance  
(VDD = 2.5V± 5%, f = 1MHz, TA = 25 °C)  
Symbol  
Parameter  
Min.  
Max.  
Unit  
CIN1  
Input Capacitance (CK,  
)
3
5
pF  
CK  
CIN2  
CI/O  
Input Capacitance (All other input-only pins)  
DM, DQ, DQS Input/Output Capacitance  
4
6
5
8
pF  
pF  
Note: These parameters are guaranteed by design, periodically sampled and are not 100% tested.  
Table 16. Decoupling Capacitance Guide Line  
Symbol  
Parameter  
Value  
Unit  
µF  
CDC1 Decouping Capacitance between VDD and VSS  
CDC2 Decouping Capacitance between VDDQ and VSSQ  
0.1+0.01  
0.1+0.01  
µF  
Etron Confidential  
11  
Rev 1.7  
Nov. 2009