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參數(shù)資料
White Electronic Designs
4
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
December 2006
Rev. 6
W3EG64128S-D3
-JD3
ADVANCED
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Value
Units
Voltage on any pin relative to VSS
VIN, VOUT
-0.5 to 3.6
V
Voltage on VCC supply relative to VSS
VCC, VCCQ
-1.0 to 3.6
V
Storage Temperature
TSTG
-55 to +150
°C
Power Dissipation
PD
16
W
Short Circuit Current
IOS
50
mA
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
DC CHARACTERISTICS
0°C ≤ TA ≤ 70°C, VCC = 2.5V ± 0.2V
Parameter
Symbol
Min
Max
Unit
Supply Voltage
VCC
2.3
2.7
V
Supply Voltage
VCCQ
2.3
2.7
V
Reference Voltage
VREF
1.15
1.35
V
Termination Voltage
VTT
1.15
1.35
V
Input High Voltage
VIH
VREF + 0.15
VCCQ + 0.3
V
Input Low Voltage
VIL
-0.3
VREF -0.15
V
Output High Voltage
VOH
VTT + 0.76
—
V
Output Low Voltage
VOL
—VTT-0.76
V
CAPACITANCE
TA = 25°C. f = 1MHz, VCC = 2.5V, VREF = 1.4V ± 200mV
Parameter
Symbol
Max
Unit
Input Capacitance (A0-A12)
CIN1
50
pF
Input Capacitance (RAS#,CAS#,WE#)
CIN2
50
pF
Input Capacitance (CKE0, CKE1)
CIN3
26
pF
Input Capacitance (CK0#,CK0)
CIN4
50
pF
Input Capacitance (CS0#, CS1#)
CIN5
26
pF
Input Capacitance (DQM0-DQM8)
CIN6
13
pF
Input Capacitance (BA0-BA1)
CIN7
50
pF
Data input/output capacitance (DQ0-DQ63)(DQS)
COUT
13
pF
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| W3EG64128S335JD3 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 2x64Mx64 DDR SDRAM UNBUFFERED |
| W3EG64128S403D3 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 2x64Mx64 DDR SDRAM UNBUFFERED |
| W3EG64128S403JD3 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 2x64Mx64 DDR SDRAM UNBUFFERED |
| W3EG64128S-AD4 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 2x64Mx64 DDR SDRAM UNBUFFERED w/PLL |
| W3EG64128S-BD4 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 2x64Mx64 DDR SDRAM UNBUFFERED w/PLL |
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