W3EG264M64EFSU-D4 Datasheet, PDF (4/11 Pages) White Electronic Designs Corporation – 1GB - 2x64Mx64 DDR SDRAM, UNBUFFERED, FBGA

White Electronic Designs ^{W3EG264M64EFSU-D4}
ADVANCED
DC ELECTRICAL CHARACTERISTICS
PARAMETER/CONDITION
Supply Voltage
I/O Supply Voltage
I/O Reference Voltage
I/O Termination Voltage (system)
Input High (Logic 1) Voltage
Input Low (Logic 0) Voltage
High Current (VOUT = VCCQ - 0.373V, minimum VREF, minimum VTT)
Low Current (VOUT = 0.373V, maximum VREF, maximum VTT)
SYMBOL
VCC
VCCQ
VREF
VTT
VIH
VIL
VOH
VOL
MIN
2.3
2.3
0.49 × VCCQ
VREF - 0.04
VREF + 0.15
-0.3
-16.8
16.8
MAX
2.7
2.7
0.51 × VCCQ
VREF + 0.04
VCC + 0.3
VREF - 0.15
—
—
UNITS
V
V
V
V
V
V
mA
mA
PARAMETER
Input/Output Capacitance: DQ, DQS,DM
Input Capacitance: Command and Address
Input Capacitance: CK, CK#,
Input Capacitance: CKE, S#
CAPACITANCE
SYMBOL
MAX
CI0
12
CI1
47
CI2
25
CI3
25
UNITS
pF
pF
pF
pF
August 2005
Rev. 0
4
White Electronic Designs Corporation • [phone] • www.wedc.com