10/15/02 SP3486/3487 Low Power Quad RS485/422 Line Drivers
Copyright 2000 Sipex Corporation
2
ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device
at these or any other above those indicated in the operation
sections of the specifications below is not implied. Exposure to
absolute maximum rating conditions for extended periods of time
may affect reliability.
V
......................................................................................... +6.0V
Input Voltages
Logic ............................................................ –0.3V to +6.0V
Drivers ......................................................... –0.3V to +6.0V
Driver Output Voltage .............................................................
±
14V
Input Currents
Logic ........................................................................
±
25mA
Driver .......................................................................
±
25mA
Storage Temperature ............................................–65
°
C to +150
°
C
Power Dissipation
Plastic DIP .......................................................................... 375mW
(derate 7mW/
C above +70
C)
Small Outline ...................................................................... 375mW
(derate 7mW/
°
C above +70
°
C)
Lead Temperature (soldering, 10 sec) ...................................300
°
C
PARAMETER
DC CHARACTERISTICS
Digital Inputs
Voltage
V
IL
V
Input Current
DRIVER OUTPUTS
Differential Voltage
MIN.
TYP.
MAX.
UNIT
CONDITIONS
DI, EN, EN, EN
1
/EN
2
, EN
3
/EN
4
0.8
Volts
Volts
μ
A
2.0
±
2
V
IN
= 0V to V
CC
V
CC
Volts
Volts
Volts
unloaded
R = 50
(RS-422)
R
= 27
(RS-485); Figure 1
2
1.5
V
CC
Common Mode Output Voltage
Change in Common Mode Output Magnitude
for Complementary Output State
3
Volts
Volts
R = 27
or 50
; Figure 1
R
= 27
or 50
; Figure 1
R = 50
(RS-422)
R
= 27
(RS-485)
0.2
Maximum Data Rate
Short–circuit Current
V
OH
V
High Impedance Output Current
POWER REQUIREMENTS
Supply Voltage
Supply Current
10
Mbps
±
250
±
250
1
mA
mA
μ
A
-7V
≤
V
O
≤
+12V
-7V
≤
V
≤
+12V
V
O
= -7V to +12V, T
A
=25
o
C
3.00
3.30
3.00
0.10
3.60
Volts
μ
A
μ
A
No load, output enabled
No load, output disabled
ENVIRONMENTAL AND MECHANICAL
Operating Temperature
–C
–E
Storage Temperature
Package
–_P
–_T
0
+70
+85
+150
°
C
°
C
°
C
-40
-65
16–pin Plastic DIP
16–pin SOIC
SPECIFICATIONS
V
CC
= 3.3V
±
5%; typicals at 25
°
C; T
MIN
≤
T
A
≤
T
MAX
unless otherwise noted.