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參數(shù)資料
| 型號(hào)： | W3DG72256V75D2 |
| 廠商： | MICROSEMI CORP-PMG MICROELECTRONICS |
| 元件分類： | DRAM |
| 英文描述： | 256M X 72 SYNCHRONOUS DRAM MODULE, DMA168 |
| 封裝： | DIMM-168 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大小： | 151K |
| 代理商： | W3DG72256V75D2 |
W3DG72256V-D2
3
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
August 2005
Rev. 3
ABSOLUTE MAXIMUM RATINGS
Parameter
Voltage on any pin relative to V
SS
Symbol
V
IN
, V
OUT
Value
-1.0 ~ 4.6
Units
V
Voltage on V
CC
supply relative to V
SS
Storage Temperature
Power Dissipation
Short Circuit Current
V
CC
, V
CCQ
T
STG
P
D
I
OS
-1.0 ~ 4.6
-55 ~ +150
36
50
V
°C
W
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.
RECOMMENDED DC OPERATING CONDITIONS
Voltage Referenced to: V
SS
= 0V, 0°C
≤
T
A
≤
70°
Parameter
Supply Voltage
Input High Voltage
Symbol
V
CC
V
IH
Mn
3.0
2.0
Typ
3.3
3.0
Max
3.6
Unit
V
V
Note
V
CCQ
+0.3
1
Input Low Voltage
Output High Voltage
Output Low Voltage
Input Leakage Current
V
IL
V
OH
V
OL
I
LI
-0.3
2.4
—
-10
—
—
—
—
0.8
—
0.4
10
V
V
V
μ
A
2
I
OH
= -2mA
I
OL
= -2mA
3
Note: 1. V
IH
(max)= 5.6V AC. The overshoot voltage duration is
≤
3ns.
2. V
IL
(min)= -2.0V AC. The undershoot voltage duration is
≤
3ns.
3. Any input 0V
≤
V
IN
≤
V
CCQ
Input leakage currents include Hi-Z output leakage for all bi-directional buffers
with Tri-State outputs.
CAPACITANCE
T
A
= 25 °C, f = 1MHz, V
CC
= 3.3V, V
REF
= 1.4V
±
200mV
Parameter
Symbol
Max
Unit
Input Capacitance (A0-A12)
C
IN1
9
pF
Input Capacitance (RAS#,CAS#,WE#)
C
IN2
9
pF
Input Capacitance (CKE0)
C
IN3
9
pF
Input Capacitance (CLK0)
C
IN4
17
pF
Input Capacitance (CS0#,CS2#)
C
IN5
9
pF
Input Capacitance (DQM0-DQM7)
C
IN6
7
pF
Input Capacitance (BA0-BA1)
C
IN7
9
pF
Data input/output capacitance (DQ0-DQ63)
C
OUT
16
pF
Data input/output capacitance (CB0-CB7)
C
OUT1
16
pF
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