Etr onTech
Absolute Maximum Rating
Symbol
V
IN
, V
OUT
V
DD
, V
DDQ
T
A
T
STG
T
SOLDER
P
D
I
OUT
4Mx32 DDR SDRAM
EM6A9320
Unit
V
V
°C
°C
°C
W
mA
Note
Item
Input, Output Voltage
Power Supply Voltage
Ambient Temperature
Storage Temperature
Soldering Temperature (10s)
Power Dissipation
Short Circuit Output Current
Rating
- 0.3 ~ V
DDQ
+0.3
-0.3 ~ 3.6
0~70
- 55~150
240
2.0
50
Recommended D.C. Operating Conditions (SSTL_2 In/Out, T
A
= 0 ~ 70
°C)
Symbol
V
DD
V
DDQ
V
REF
V
TT
V
IH(DC)
V
IL(DC)
V
OH
V
OL
I
IL
I
OL
Note :
Min.
2.66
Power Supply Voltage
2.375
2.66
Power Supply Voltage(for I/O )
2.375
Input Reference Voltage
0.49 x V
DDQ
Termination Voltage
V
REF
– 0.04
Input High Voltage
V
REF
+ 0.15
Input Low Voltage
Vssq - 0.3
Output High Voltage
V
tt
+ 0.76
Output Low Voltage
Input Leakage Current
Output Leakage Current
-
-5
-5
Parameter
Typ.
2.8
2.5
2.8
2.5
-
V
REF
-
-
-
-
-
-
Max.
Unit
2.94
V
2.625
2.94
V
2.625
0.51 x V
DDQ
V
V
REF
+ 0.04
V
V
DDQ
+ 0.3
V
V
REF
- 0.15
V
-
V
V
tt
- 0.76
5
5
V
uA
uA
Note
1,2
1,3
1,2
1,3
I
OH
= -15.2 mA
I
OL
= +15.2 mA
1. Under all conditions V
DDQ
must be less than or equal to V
DD
.
2. For CLK Frequency is 350, 333, 300, or 285MHz
3. For CLK Frequency is 250, or 200MHz
Capacitance (VDD = 2.8V, f = 1MHz, T
A
= 25
°C)
Parameter
Input Capacitance (A0~A11, BA0, BA1)
Input Capacitance (CK, CK#, CKE, CS#, RAS#, CAS#, WE#)
DQ & DQS input/output capacitance
DM0~DM3 input/output capacitance
Note: These parameters are periodically sampled and are not 100% tested.
Symbol
C
IN1
C
IN2
C
OUT
C
IN3
Min.
4
3
6
6
Max.
5
5
8
8
Unit
pF
pF
pF
pF
Etron Confidential
8
Rev 0.3
July. 2002
ETRON [ ETRON TECHNOLOGY, INC. ]
