W3DG7233V-D2 Datasheet, PDF (4/9 Pages) White Electronic Designs Corporation – 256MB - 32Mx72 SDRAM, REGISTER and SPD, w/PLL

White Electronic Designs
W3DG7233V-D2
PRELIMINARY
OPERATING CURRENT CHARACTERISTICS
VCC = 3.3V, 0°C ≤ TA ≤ 70°C
Parameters
Symbol
Conditions
Versions
Units
Note
133/100
Operating Current
(One bank active)
ICC1
Burst Length = 1
tRC ≥ tRC(min)
IOL = 0mA
1620
mA
1
Precharge Standby Current
in Power Down Mode
ICC2P
CKE ≤ VIL(max), tCC = 10ns
36
mA
3
Active standby in current non power-
ICC3N
CKE ≥ VIH(min), CS ≥ VIH(min), tCC = 10ns
540
mA
3
down mode
Input signals are charged one time during 20ns
Operating current (Burst mode)
Refresh current
Self refresh current
ICC4
Io = mA
Page burst
4 Banks activated
tCCD = 2CLK
ICC5
tRC ≥ tRC(min)
ICC6
CKE ≤ 0.2V
1980
mA
1
3600
mA
2
36
mA
3
Notes: 1. Measured with outputs open.
2. Refresh period is 64ms.
3. Measured with 1 PLL & 2 Drive ICs.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
February 2005
Rev. 3
4
White Electronic Designs Corporation • [phone] • www.wedc.com