參數(shù)資料
型號(hào): SDA9251-2X
廠商: SIEMENS A G
元件分類: DRAM
英文描述: 868352-Bit Dynamic Sequential Access Memory for Television Applications (TV-SAM)
中文描述: 212K X 4 VIDEO DRAM, 25 ns, PDSO28
文件頁(yè)數(shù): 10/23頁(yè)
文件大?。?/td> 771K
代理商: SDA9251-2X
SDA 9251-2X
Semiconductor Group
168
Absolute Maximum Ratings
Parameter
Symbol
Limit Values
Unit
Remarks
min.
max.
Storage temperature
T
stg
T
sold
t
sold
V
I/Q
– 55
125
°
C
°
C
s
Soldering temperature
260
Soldering time
10
Input/output voltage
– 1
7
V
Exception:
pin 21 = TF
– 1 to + 11 V
Test function input voltage
V
I
V
CC
I
Q
P
tot
P
Q
– 1
11
V
For factory use only
Power supply voltage
– 1
7
V
Data out current (short circuit)
25
mA
Total power dissipation
900
mW
Power dissipation per output
112
mW
Operating Range
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
Supply voltage
V
CC1
V
CC2
V
SS1
V
SS2
V
IH
V
IL
T
A
4.5
5.0
5.5
V
Supply voltage
4.5
5.0
5.5
V
Supply voltage
0
V
Supply voltage
0
V
H-input voltage
2.4
6.5
V
L-input voltage
– 1.0
0.8
V
°
C
Ambient temperature
0
25
70
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