W3DG64128V-D1 Datasheet, PDF (4/7 Pages) White Electronic Designs Corporation – 1GB - 2x64Mx64 SDRAM, UNBUFFERED w/PLL

White Electronic Designs
W3DG64128V-D1
PRELIMINARY
Parameter
Operating Current
(One bank active)
Precharge Standby Current
in Power Down Mode
Precharge Standby Current
in Non-Power Down Mode
Active Standby Current in
Power-Down Mode
Active Standby Current in
Non-Power Down Mode
Operating Current (Burst mode)
Refresh Current
Self Refresh Current
Notes:
1. Measured with outputs open.
2. Refresh period is 64ms.
OPERATING CURRENT CHARACTERISTICS
VCC = 3.3V, 0°C ≤ TA ≤ +70°C
Version
Symbol
ICC1
ICC2P
ICC2PS
ICC2N
ICC2NS
Conditions
Burst Length = 1
tRC ≥ tRC(min)
IOL = 0mA
CKE ≤ VIL(max), tCC = 10ns
CKE & CLK ≤ VIL(max), tCC = ∞
CKE ≥ VIH(min), CS ≥ VIH(min), tcc =10ns
Input signals are charged one time during 20
CKE ≥ VIH(min), CLK ≤ VIL(max), tCC = ∞
Input signals are stable
133/100
Units
Note
1,440
mA
1
32
mA
32
320
mA
160
ICC3P
CKE ≥ VIL(max), tCC = 10ns
96
mA
ICC3PS CKE & CLK ≤ VIL(max), tCC = ∞
96
ICC3N
CKE ≥ VIH(min), CS ≥ VIH(min), tcc = 10ns Input
480
mA
signals are changed one time during 20ns
ICC3NS
CKE ≥ VIH(min), CLK ≤ VIL(max), tcc = ∞
Input signals are stable
400
mA
ICC4
Io = mA
Page burst
4 Banks activated
tCCD = 2CLK
1,600
mA
1
ICC5
tRC ≥ tRC(min)
3,200
mA
2
ICC6
CKE ≤ 0.2V
96
mA
May 2005
Rev. 2
4
White Electronic Designs Corporation • [phone] • www.wedc.com