lx5242cpwk Microsemi Corporation, lx5242cpwk Datasheet - Page 2

• Manufacturer Part Number: lx5242cpwk
• Description: Multimode Scsi Terminator
• Manufacturer: Microsemi Corporation

LX5241/5242/5243
2
DISCONNECT DISCONNECT
LX5241/5243
TermPwr Voltage ................................................................................................. +7V
Operating Junction Temperature
Storage Temperature Range .............................................................. -65°C to 150°C
Lead Temperature (Soldering, 10 seconds) .................................................... 300°C
Note 1. Exceeding these ratings could cause damage to the device. All voltages are with
DB PACKAGE:
PW PACKAGE:
Junction Temperature Calculation: T
The
system. All of the above assume no ambient airflow.
THERMAL RESISTANCE-JUNCTION TO AMBIENT,
THERMAL RESISTANCE-JUNCTION TO AMBIENT,
Open
Plastic (DB, PW Packages) .......................................................................... 150°C
H
L
L
L
JA
numbers are guidelines for the thermal performance of the device/pc-board
respect to Ground. Currents are positive into, negative out of the specified
terminal.
A B S O L U T E M A X I M U M R AT I N G S
* When in Low state, terminator will detect state of DIFFSENSE line.
Open (Pull-up)
MASTER /
SLAVE
LX5242
Open
L*
H
H
H
H
L
T H E R M A L D ATA
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
0.7 - 1.9V
J
H > 2.4V
L < 0.5V
= T
SENSE
DIFF
A
1.3V
1.3V
HI Z
X
+ (P
P
M
D
R O D U C T I O N
DIFFSENSE
U L T I M O D E
x
Status
JA
JA
JA
Disable
Disable
Enable
Enable
).
Status
15mA Source
15mA Source
Outputs
0mA
S C S I T
Type
(Note 1)
HI Z
HI Z
S.E.
LVD
D
100°C/W
A T A
50°C/W
Quiescent
E R M I N A T O R
Current
21mA
10µA
7mA
1mA
S
H E E T
DISCONNECT
DISCONNECT
LX5241/5242 ("N.C." = No Internal Connection)
LX5241/5242 ("N.C." = No Internal Connection)
DISCONNECT
LX5243 ("N.C." = No Internal Connection)
HEATSINK
HEATSINK
HEATSINK
GND
GND
N.C.
N.C.
GND
N.C.
N.C.
N.C.
1+
2+
3+
4+
5+
1+
2+
3+
4+
5+
PACKAGE PIN OUTS
1-
2-
3-
4-
5-
1-
2-
3-
4-
5-
PW PACKAGE (Top View)
PW PACKAGE (Top View)
1+
2+
3+
4+
5+
1-
2-
3-
4-
5-
DB PACKAGE (Top View)
UltraMAX
V
HVD
LVD
SE
9-
9+
8-
8+
HEATSINK
HEATSINK
HEATSINK
7-
7+
6-
6+
DIFF B
DIFFSENSE
MASTER/SLAVE
TERM
V
N.C.
9-
9+
8-
8+
7-
7+
6-
6+
DIFFSENSE
MASTER/SLAVE
V
N.C.
9-
9+
8-
8+
N.C.
7-
7+
6-
6+
DIFFB
DIFFSENSE
MASTER/SLAVE
Rev. 1.4 11/00
TERM
TERM