LX5247CPW Ver la hoja de datos (PDF) - Microsemi Corporation
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LX5247CPW Datasheet PDF : 7 Pages
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PRODUCT DATABOOK 1996/1997
LX5245/5246/5247
9-LINE LVD SCSI TERMINATOR
PRELIMINARY DATA SHEET
UltraMAX
A B S O L U T E M A X I M U M R AT I N G S (Note 1)
TermPwr Voltage .............................................................................................. +6.5V
Signal Line Voltage ................................................................................... 0V to 6.5V
Differential Voltage ................................................................................... 0V to 6.5V
Operating Junction Temperature
Plastic (PW Package) ................................................................................... 150°C
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
respect to Ground. Currents are positive into, negative out of the specified
terminal.
THERMAL DATA
PW PACKAGE:
THERMAL RESISTANCE-JUNCTION TO AMBIENT, θJA
100°C/W
Junction Temperature Calculation: TJ = TA + (PD x θJA).
The θ numbers are guidelines for the thermal performance of the device/pc-board
JA
system. All of the above assume no ambient airflow.
PACKAGE PIN OUTS
LX5245/46 CPW
N.C.
1+
1-
2+
2-
3+
3-
4+
4-
DIFFB
DIFFSENSE
GND
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
1
1
14
12
13
VTERM
9-
9+
8-
8+
7-
7+
6-
6+
5-
5+
DISC
24L PW PACKAGE (Top View)
("N.C." = No Internal Connections)
DIFFSENSE / POWER UP / POWER DOWN FUNCTION TABLE
LX5245/LX5247 LX5246
DISCONNECT DISCONNECT
DIFFSENSE
Outputs
Status
Type
L
H
L < 0.5V Disable
HiZ
L
H
0.7V to 1.9V Enable
LVD
L
H
H > 2.4V Disable
HiZ
H
L
X
Disable
HiZ
Open
Open
X
Disable
HiZ
Quiescent
Current
2mA
21mA
2mA
10µA
10µA
2
Copyright © 2000
Rev. 0.6 10/00
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