W3DG6416V-D1 Datasheet, PDF (3/6 Pages) White Electronic Designs Corporation – 128MB- 16Mx64 SDRAM, UNBUFFERED

White Electronic Designs
W3DG6416V-D1
PRELIMINARY
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
8
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 ≤ +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 = 25°C, f = 1MHz, VCC = 3.3V, VREF=1.4V ± 200mV
Parameter
Symbol
Max
Unit
Input Capacitance (A0-A11)
Input Capacitance (RAS#,CAS#,WE#)
Input Capacitance (CKE0, CKE1)
Input Capacitance (CLK0, CLK1)
Input Capacitance (CS0#, CS1#)
Input Capacitance (DQM0-DQM7)
Input Capacitance (BA0-BA1)
Data Input/Output Capacitance (DQ0-DQ63)
CIN1
36
pF
CIN2
36
pF
CIN3
20
pF
CIN4
18
pF
CIN5
20
pF
CIN6
7
pF
CIN7
36
pF
COUT
15
pF
June 2004
Rev. 0
3
White Electronic Designs Corporation • [phone] • www.wedc.com