WED3EG7218S-JD3
White Electronic Designs
PRELIMINARY
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Value
Units
Voltage on any pin relative to VSS
Voltage on VCC supply relative to VSS
Storage Temperature
VIN, VOUT
VCC, VCCQ
TSTG
-0.5 ~ 3.6
V
-1.0 ~ 3.6
V
-55 ~ +150
°C
W
Power Dissipation
PD
9
Short Circuit Current
I0S
50
mA
Notes:
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
DC CHARACTERISTICS
(0°C ≤ TA ≤ 70°C, VCC = 2.5V ± O.2V)
Parameter
Symbol
VCC
Min
2.3
Max
2.7
Unit
V
Supply Voltage
Supply Voltage
VCCQ
VREF
VTT
2.3
2.7
V
Reference Voltage
Termination Voltage
Input High Voltage
Input Low Voltage
Output High Voltage
Output Low Voltage
1.15
1.35
V
1.15
1.35
V
VIH
VREF+0.15
-0.3
VCCQ+0.3
VREF+0.15
—
V
VIL
V
VOH
VTT+0.76
—
V
VOL
VTT-0.76
V
CAPACITANCE
(TA = 25°C. f = 1MHz, VCC = 2.5V)
Parameter
Symbol
CIN1
Max
45
45
45
40
44
15
45
15
15
Unit
pF
pF
pF
pF
pF
pF
pF
pF
pF
Input Capacitance (A0-A12)
Input Capacitance (RAS#,CAS#,WE#)
Input Capacitance (CKE0, CKE1)
Input Capacitance (CK0,CK0#)
Input Capacitance (CS0#, CS1#)
Input Capacitance (DQM0-DQM8)
Input Capacitance (BA0-BA1)
CIN2
CIN3
CIN4
CIN5
CIN6
CIN7
Data Input/Output capacitance (DQ0-DQ63)(DQS)
Data Input/Output Capacitance (CB0-CB7)
COUT
COUT
June 2006
Rev. 2
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
