lx5250 Microsemi Corporation, lx5250 Datasheet - Page 4

• Manufacturer Part Number: lx5250
• Description: 9-line Multimode Scsi Terminator
• Manufacturer: Microsemi Corporation

Copyright © 2002
Rev. 1.2b, 2005-08-29
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0°C
For the LX5250, DISCONNECT = L; for the LX5252, DISCONNECT = H.
DISCONNECT Section
MASTER/SLAVE Section
Disconnect Thresholds
Master/Slave Thresholds
Note 1: Guaranteed by design.
Input Current
Input Current
TM
Parameter
DISCONNECT
DIFSENSE
VTERM
DIFFB
M/S
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
36
17
19
20
21
DISC
20K
Figure 1 – LX5250/52 Block Diagram; 36-pin version shown
Symbol
I-Limited
V
Source
10mA
I
I
1.3V
IH(MS)
V
TH(MS)
IL(MS)
I
I
IL
IH
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
TH
Window
Comp.
1.25V
LX5250: DISCONNECT = 0V;
LX5252: DISCONNECT = 2.4V
LX5250: DISCONNECT = 2.4V;
LX5252: DISCONNECT = 0V
Master/Slave = 0V
Master/Slave = 2.4V
LVD
SE
HVD
Integrated Products Division
B L O C K D I A G R A M
150
®
Microsemi
POWER
DELAY
LATCH
MODE
ON
&
52.5
52.5
1.07 mA
1.07 mA
Test Conditions
DISC
Terminator
9-Line Multimode SCSI Terminator
1 of 9
Pairs
20
SE
LVD
HVD
SE
LVD
HVD
P
RODUCTION DATA SHEET
I-Limited
22.4mA
Source
2.7V
18
33
35
34
5
4
GND
HVD
LVD
SE
LVD(+)
/SE (Pseudo-GND)
≤
LVD(-)
/SE
T
A
Min
≤
0.8
0.8
LX5250/52
70°C, VTerm = 4.75V.
LX5250/5252
Typ Max
100
100
2.0
2.0
10
10
Units
µA
µA
nA
nA
V
V
Page 4