W3DG7265V-D2 Datasheet, PDF (3/5 Pages) White Electronic Designs Corporation – 512MB- 64Mx72 SDRAM UNBUFFERED

White Electronic Designs
W3DG7265V-D2
ABSOLUTE MAXIMUM RATINGS
Parameter
Voltage on any pin relative to VSS
Voltage on VCC supply relative to VSS
Storage Temperature
Power Dissipation
Short Circuit Current
Symbol
VIN, VOUT
VCC, VCCQ
TSTG
PD
IOS
Value
-1.0 ~ 4.6
-1.0 ~ 4.6
-55 ~ +150
9
50
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.
Units
V
V
°C
W
mA
RECOMMENDED DC OPERATING CONDITIONS
(Voltage Referenced to: VSS = 0V, TA ≤ 0°C to +70°C)
Parameter
Supply Voltage
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
Input Leakage Current
Symbol
Min
VCC
3.0
VIH
2.0
VIL
-0.3
VOH
2.4
VOL
—
ILI
-10
Typ
Max
Unit
3.3
3.6
V
3.0
VCCQ+0.3
V
—
0.8
V
—
—
V
—
0.4
V
—
10
µA
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 ≤ VCCQ
Input leakage currents include Hi-Z output leakage for all bi-directional buffers with Tri-State outputs.
Note
1
2
IOH= -2mA
IOL= -2mA
3
CAPACITANCE
(TA = 23°C, f = 1MHz, VCC = 3.3V, VREF=1.4V ± 200mV)
Parameter
Symbol
Max
Unit
Input Capacitance (A0-A12)
CIN1
45
pF
Input Capacitance (RAS#,CAS#,WE#)
CIN2
45
pF
Input Capacitance (CKE0)
CIN3
45
pF
Input Capacitance (CLK0)
CIN4
35
pF
Input Capacitance (CS0#, CS2#)
CIN5
30
pF
Input Capacitance (DQM0-DQM7)
CIN6
15
pF
Input Capacitance (BA0-BA1)
CIN7
45
pF
Data input/output capacitance (DQ0-DQ63)
CouT
10
pF
Data input/output capacitance (CB0-7)
CouT1
10
pF
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
Sept. 2002
Rev. 0
3
White Electronic Designs Corporation • [phone] • www.wedc.com