WED3EG6418S-D4
FINAL
IDD SPECIFICATIONS AND TEST CONDITIONS
(Recommended operating conditions, tA = 0 to 70°C, VCCQ = 2.5V 0.2V, VCC = 2.5V 0.2V)
DDR333@CL=2.5 DDR266@CL=2, 2.5 DDR200@CL=2
Parameter
Symbol Conditions
Units
Max
Max
Max
One device bank; Active = Precharge;
tRC=tRC(MIN); tCK=tCK
Operating Current
IDD0
(MIN); DQ, DM and DQS inputs changing
once per clock cycle; Address and control
inputs changing once every two cycles.
840
760
680
mA
One device banks; Active-Read-Precharge;
Burst = 2; tRC=tRC(MIN); tCK=tCK
Operating Current
IDD1
IDD2P
IDD2F
IDD3P
1040
24
960
24
880
24
mA
mA
mA
mA
(MIN); lOUT=0mA; Address and control inputs
changing once per clock cycle.
Precharge Power-
Down Standby Current
All device bank idle; Power-down mode;
tCK=tCK(MIN); CKE=(low)
CS# = High; All device banks idle;
tCK=tCK(MIN); CKE = high; Address and other
control inputs changing once per clock cycle.
VIN = VREF for DQ, DQS and DM.
Idle Standby Current
200
280
180
280
160
225
Active Power-Down
Standby Current
One device bank active; Power-down mode;
tCK(MIN); CKE=(low)
CS# = High; CKE = High; One device
bank; Active-Precharge; tRC=tRAS(MAX);
tCK=tCK(MIN); DQ, DM and DQS inputs
changing twice per clock cycle; Address and
other control inputs changing once per clock
cycle
Active Standby Current
IDD3N
495
440
360
mA
Burst = 2; Reads; Continous burst; Once
device bank active; Address and control
inputs changing once per clock cycle;
tCK=tCK(MIN); IOUT=0mA
Burst=2; Writes; Continous burst; Once
device bank active; Address and control
inputs changing once per clock cycle;
tCK=tCK(MIN); DQ,DM and DQS inputs
changing twice per clock cycle.
Operating Current
Operating Current
IDD4R
1280
1216
1140
1040
960
815
mA
mA
IDD4W
Auto Refresh Current
Self Refresh Current
IDD5
IDD6
1520
16
1440
16
1315
16
mA
mA
tRC=tRC(MIN)
CKE £ 0.2V
Four bank interleaving Reads (BL=4)
with auto precharge with tRC=tRC(MIN);
tCK=tCK(MIN); Address and control input
change only during Active Read or Write
commands.
Operating Current
IDD7A
2640
2400
1920
mA
* Module IDD was calculated on the basis of component IDD and can be different measured according to DQ loading cap.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
Oct. 2002
Rev. # 0
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
