W3DG64126V-D2 Datasheet, PDF (3/9 Pages) White Electronic Designs Corporation – 1GB - 2x64Mx64, SDRAM UNBUFFERED

White Electronic Designs
W3DG64126V-D2
Parameter
Voltage on any pin relative to VSS
Voltage on VCC supply relative to VSS
Storage Temperature
Power Dissipation
Short Circuit Current
ABSOLUTE MAXIMUM RATINGS
Symbol
VIN, VOUT
VCC, VCCQ
TSTG
PD
IOS
Note: Permanent device damage may occur if "ABSOLUTE MAXIMUM RATINGS" are exceeded.
Functional operation should be restricted to recommended operating condition.
Exposure to higher than recommended voltage for extended periods of time could affect device reliability.
Value
-1.0 ~ 4.6
-1.0 ~ 4.6
-55 ~ +150
8
50
Units
V
V
°C
W
mA
Parameter
Supply Voltage
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Input Leakage Current
RECOMMENDED DC OPERATING CONDITIONS
Voltage Referenced to: VSS = 0V, 0°C ≤ TA ≤ +70°C
Symbol
Min
VCC
3.0
VIH
2.0
VIL
-0.3
VOH
2.4
VOL
—
ILI
-10
Typ
Max
Unit
Note
3.3
3.6
V
3.0
VCCQ+0.3
V
1
—
0.8
V
2
—
—
V
IOH = -2mA
—
0.4
V
IOL = -2mA
—
10
µA
3
Note:
1. VIH (max)= 5.6V AC. The overshoot voltage duration is ≤ 3ns.
2. VIL (min)= -2.0V AC. The undershoot voltage duration is ≤ 3ns.
3. Any input 0V ≤ VIN ≤ VCC
Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs.
CAPACITANCE
TA = 25°C, f = 1MHz, VCC = 3.3V, VREF=1.4V ± 200mV
Parameter
Input Capacitance (A0-A12)
Input Capacitance (RAS#,CAS#,WE#)
Input Capacitance (CKE0-CKE1)
Input Capacitance (CK0-CK3)
Input Capacitance (CS0#-CS3#)
Input Capacitance (DQM0-DQM7)
Input Capacitance (BA0-BA1)
Data input/output capacitance (DQ0-DQ63)
Symbol
Max
Unit
CIN1
66
pF
CIN2
66
pF
CIN3
66
pF
CIN4
16
pF
CIN5
21
pF
CIN6
15
pF
CIN7
66
pF
COUT
15
pF
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
January 2005
Rev. 1
3
White Electronic Designs Corporation • [phone] • www.wedc.com