參數(shù)資料
型號(hào)： LX5250
廠(chǎng)商： Microsemi Corporation
英文描述： 9-Line Multimode SCSI Terminator
中文描述： 9線(xiàn)多模的SCSI終結(jié)者
文件頁(yè)數(shù)： 4/8頁(yè)
文件大?。?/td> 196K
代理商： LX5250
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
Copyright
2002
Rev. 1.2b, 2005-08-29
W
M
.
C
LX5250/5252
9-Line Multimode SCSI Terminator
P
RODUCTION DATA SHEET
TM
E L E C T R I C A L C H A R A C T E R I S T I C S
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0
°
C
≤
T
A
≤
70
°
C, VTerm = 4.75V.
For the LX5250, DISCONNECT = L; for the LX5252, DISCONNECT = H.
LX5250/52
Min Typ Max
Parameter
Symbol
Test Conditions
Units
`
DISCONNECT Section
Disconnect Thresholds
V
TH
LX5250: DISCONNECT = 0V;
LX5252:
DISCONNECT
= 2.4V
LX5250: DISCONNECT = 2.4V;
LX5252: DISCONNECT = 0V
0.8
2.0
V
I
IL
10
μA
Input Current
I
IH
100
nA
`
MASTER/SLAVE Section
Master/Slave Thresholds
V
TH(MS)
I
IL(MS)
I
IH(MS)
Master/Slave = 0V
Master/Slave = 2.4V
0.8
2.0
10
V
μA
nA
Input Current
100
Note 1: Guaranteed by design.
B L O C K D I A G R A M
DIFSENSE
M/S
DISCONNECT
DIFFB
Window
Comp.
LVD
SE
HVD
150
1.07 mA
1.07 mA
52.5
52.5
VTERM
20
SE
LVD
HVD
LVD
HVD
SE
SE
LVD
HVD
GND
LVD(-)
/SE
LVD(+)
/SE (Pseudo-GND)
1 of 9
Terminator
Pairs
POWER
ON
&
MODE
DELAY
LATCH
DISC
1.25V
10mA
I-Limited
1.3V
Source
DISC
22.4mA
I-Limited
2.7V
Source
20K
36
17
19
20
21
33
35
34
18
4
5
Figure 1 –
LX5250/52 Block Diagram; 36-pin version shown
E
L
E
C
T
R
I
C
A
L
S
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