W3DG648V-D2 Datasheet, PDF (4/5 Pages) White Electronic Designs Corporation – 64MB- 8Mx64 SDRAM UNBUFFERED

White Electronic Designs
W3DG648V-D2
OPERATING CURRENT CHARACTERISTICS
(VCC = 3.3V, TA = 0°C to +70°C)
Parameter
Symbol
Conditions
Operating Current
(One bank active)
Precharge Standby Current
in Power Down Mode
Precharge Standby Current
in Non-Power Down Mode
ICC1
ICC2P
ICC2PS
Icc2N
Icc2NS
Burst Length = 1
tRC tRC(min)
IOL = 0mA
CKE VIL(max), tCC = 10ns
CKE & CK VIL(max), tCC =
CKE VIH(min), CS VIH(min), tcc = 10ns
Input signals are charged one time during 20ns
CKE VIH(min), CK VIL(max), tcc =
Input signals are stable
Active standby current in
power-down mode
Active standby current in
non power-down mode
ICC3P
ICC3PS
ICC3N
ICC3NS
CKE VIL(max), tCC = 10ns
CKE & CK VIL(max), tcc =
CKE VIH(min), CS VIH(min), tcc = 10ns
Input signals are changed one time during 20ns
CKE VIH(min), CK VIL(max), tcc =
input signals are stable
Operating current (Burst mode)
Refresh current
Self refresh current
ICC4 Io = mA
Page burst
4 Banks activated
tCCD = 2CK
ICC5 tRC tRC(min)
ICC6 CKE 0.2V
Notes:
1. Measured with outputs open.
2. Refresh period is 64ms.
3. Unless otherwise noticed, input swing level is CMOS (VIH/VIL = VCCQ/VssQ)
Version
Units
Note
133
100
1
mA
620
500
20
mA
20
120
mA
50
25
mA
25
200
mA
120
mA
650
540
mA
1
660
600
mA
2
10
mA
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June 2003 Rev. 1
4
White Electronic Designs Corporation • [phone] • www.wedc.com