LX5249CPW MICROSEMI, LX5249CPW Datasheet - Page 2

• Manufacturer Part Number: LX5249CPW
• Manufacturer: MICROSEMI
• Type: SCSI Terminationr

Specifications of LX5249CPW

• Number Of Bits: 9
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.25V
• Package Type: TSSOP
• Mounting: Surface Mount
• Pin Count: 24
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

LX5248/LX5249
2
LX5248/LX5249
DISCONNECT
TermPwr Voltage .............................................................................................. +6.5V
Signal Line Voltage ................................................................................... 0V to 6.5V
Differential Voltage ................................................................................... 0V to 6.5V
Operating Junction Temperature
Storage Temperature Range .............................................................. -65°C to 150°C
Lead Temperature (Soldering, 10 seconds) .................................................... 300°C
RoHS / Pb-free Peak Package Solder Reflow Temp.(40 sec. max. exp.)...260°C(+0, -5)
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,
Plastic (PW Package) ................................................................................... 150°C
Open
H
JA
L
L
L
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
0.7V to 1.9V
DIFFSENSE
L*
H
H > 2.4V
L < 0.5V
X
X
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
DIFFSENSE
J
= T
Status
Disable
Disable
Disable
Disable
Enable
Status
1.3V
1.3V
HI Z
A
+ (P
P
9 - L
R E L I M I N A R Y
Outputs
D
x
JA
JA
JA
I N E
).
15mA Source
15mA Source
Type
LVD
HiZ
HiZ
HiZ
HiZ
LV D S C S I T
Output
Current
0mA
(Note 1)
Quiescent
D
100°C/W
Current
50°C/W
21mA
A T A
10µA
10µA
2mA
2mA
E R M I N A T O R
S
H E E T
HEATSINK/GND
HEATSINK/GND
HEATSINK/GND
DISCONNECT
DISCONNECT
LX5249CPW ("N.C." = No Internal Connection)
DISCONNECT
LX5248CPW ("N.C." = No Internal Connection)
LX5249C ("N.C." = No Internal Connection)
RoHS / Pb-free 100% Matte Tin Lead Finish
GND
GND
N.C.
N.C.
1+
2+
3+
4+
5+
GND
PACKAGE PIN OUTS
N.C.
N.C.
N.C.
1-
2-
3-
4-
5-
1+
2+
3+
4+
5+
PW PACKAGE (Top View)
1-
2-
3-
4-
5-
DB PACKAGE (Top View)
PW PACKAGE (Top View)
1+
2+
3+
4+
5+
1-
2-
3-
4-
5-
UltraMAX
V
HVD
LVD
SE
9-
9+
8-
8+
HEATSINK/GND
HEATSINK/GND
HEATSINK/GND
7-
7+
6-
6+
DIFF B
DIFFSENSE
MASTER/SLAVE
Copyright © 2001
TERM
Rev. 0.6b
V
N.C.
9-
9+
8-
8+
7-
7+
6-
6+
DIFFSENSE
MASTER/SLAVE
V
LVD
9-
9+
8-
8+
N.C.
7-
7+
6-
6+
DIFFB
DIFFSENSE
MASTER/SLAVE
TERM
TERM