WED3EG7218S-JD3
White Electronic Designs
PRELIMINARY
ICC SPECIFICATIONS AND TEST CONDITIONS
DDR400: VCC = VCCQ = +2.6V ± 0.1V; DDR333, 266, 200: VCC = VCCQ = +2.5V ± 0.2V includes DDR SDRAM component only
DDR266@
CL=2
Max
DDR266@
CL=2.5
Max
DDR200@
CL=2
Max
DDR400@
CL=3
Max
DDR333@
CL=2.5
Max
Parameter
Symbol Conditions
One device bank; Active =
Units
Precharge; TRC=TRC(MIN);
TCK=TCK(MIN); DQ,DM and DQS
inputs changing once per clock cycle;
Address and control inputs changing
once every two cycles
Operating
Current
ICC0
990
990
810
mA
One device bank; Active-read-
Precharge; Burst = 2; TRC=TRC(MIN);
TCK=TCK(MIN); lout=0mA; Address
and control inputs changing once per
clock cycle
Operating
Current
ICC1
1260
270
1260
270
1035
255
mA
mA
Precharge
Power-Down
Standby
All device banks idle; Power-down
mode; TCK=TCK(MIN); CKE=(low)
ICC2P
Current
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
ICC2F
495
315
495
315
405
270
mA
mA
Active Power-
Down Standby
Current
One device bank active; Power-down
mode; TCK(MIN); CKE=(low)
ICC3P
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
ICC3N
540
540
450
mA
Burst = 2; Reads; Continous burst;
One device bank active; Address
and control inputs changing once per
clock cycle;
Operating
Current
ICC4R
1800
1800
1485
mA
mA
TCK = TCK(MIN); lout = 0mA
Burst = 2; Writes; Continous burst;
One 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
ICC4W
1935
1935
1935
1935
1530
1530
Auto Refresh
Current
ICC5
TRC = TRC(MIN)
mA
mA
Standard
CKE ≤ 0.2V
18
9
18
9
18
9
Self Refresh
Current
ICC6
Low Power
June 2006
Rev. 2
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
