eorex
EM428M1644RTA
Recommended DC Operating Conditions
(VDD=2.5V 0.2V, TA=0°C ~ 70°C)
Symbol
IDD1
Parameter
Test Conditions
Max.
120
20
Units
mA
Burst length=2,
tRC≥tRC(min.), IOL=0mA,
One bank active
(Note 1)
Operating Current
Precharge Standby Current in
Power Down Mode
IDD2P
IDD2N
IDD3P
IDD3N
mA
mA
mA
mA
CKE≤VIL(max.), tCK=min
CKE≥VIL(min.), tCK=min,
/CS≥VIH(min.)
Input signals are changed one time
during 2 clks
Precharge Standby Current in
Non-power Down Mode
45
20
Active Standby Current in
Power Down Mode
CKE≤VIL(max.), tCK=min
CKE≥VIH(min.), tCK=min,
/CS≥VIH(min.)
Input signals are changed one time
during 2 clks
Active Standby Current in
Non-power Down Mode
75
Operating Current (Burst
(Note 2)
Mode)
tCK ≥ tCK(min.), IOL=0mA,
All banks active
IDD4
IDD5
IDD6
200
mA
mA
mA
(Note 3)
195
Refresh Current
tRC≥ tRFC (min.), All banks active
(Note 4)
Self Refresh Current
CKE≤0.2V
3
*All voltages referenced to VSS.
Note 1: IDD1 depends on output loading and cycle rates.
Specified values are obtained with the output open.
Input signals are changed only one time during tCK (min.)
Note 2: IDD4 depends on output loading and cycle rates.
Specified values are obtained with the output open.
Input signals are changed only one time during tCK (min.)
Note 3: Min. of tRFC (Auto refresh Row Cycle Times) is shown at AC Characteristics.
Note 4: Standard power version.
Recommended DC Operating Conditions (Continued)
Symbol
IIL
Parameter
Test Conditions
Min.
-5
Max.
+5
Units
uA
0≤VI≤VDDQ, VDDQ=VDD
All other pins not under test=0V
Input Leakage Current
IOL
VOH
VOL
Output Leakage Current
High Level Output Voltage
Low Level Output Voltage
-5
+5
uA
V
0≤VO≤VDDQ, DOUT is disabled
IO=-16.8mA
VTT+0.76
IO=+16.8mA
VTT-0.76
V
Apr. 2007
www.eorex.com
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EOREX [ EOREX CORPORATION ]
