Absolute Maximum Ratings
Operating Case Temperature
-55°C to +125°C
Storage Case Temperature
-65°C to +150 °C
Power Supply Voltages
±15 V P.S. to ±18V MAX +5 V P.S. to +7V MAX
Logic Input Voltage
-0.3 V to +5.5 V
Receiver Differential Input
±40 V
Receiver Input Voltage (Common Mode)
±10V
Driver Peak Output Current
300 mA
Total Package Power Dissipation over the Full
Operating Case Temperature Range
2.4 Watts
Power Dissipation for hottest die, (100% duty cycle)
600 mW
Maximum junction to case temperature rise for the
hottest device (100 % duty cycle)
36°C
Junction-Case, Thermal Resistance for hottest device
60°C/W
Electrical Characteristics, Transmitter Section
Input Characteristics, TX DATA in or TX DATA in
Parameter
Condition Symbol Min Typ Max
"0" Input Current
VIN = 0.4 V
IILD
-0.2 -0.4
"1" Input Current
VIN = 2.7 V
IIHD
1.0 40
"0" Input Voltage
VILD
0.7
"1" Input Voltage
VIHD
2.0
Unit
mA
µA
V
V
Inhibit Characteristics
"0" Input Current
"1" Input Current
"0" Input Voltage
"1" Input Voltage
Delay from TX inhibit, (0→1) to inhibited
output
Delay from TX inhibit, (1→0) to active output
Differential output noise, inhibit mode
Differential output impedance (inhibited)
VIN = 0.4V
VIN = 2.7V
Note 1
Note 1
Note 2
IILI
IIHI
VILI
VIHI
tDXOFF
tDXON
VNOI
ZOI
-
-0.2 -0.4
mA
-
1.0 40
µA
-
-
0.7
V
2
-
-
V
-
400 500
nS
-
400 500
nS
-
0.8 10 mV p-p
2K
-
-
Ω
Output Characteristics
Differential output level at point B–B’ Fig 5,
Vcont = 10 Vdc, See Fig 3 for control voltage RL = 140 Ω
VO
28 30 36
V p-p
versus output level
Rise and fall times
(10% to 90% of p-p output)
tR
200 250 300
nS
Output offset at point A-A’ on Fig 5, 2.5 µS
after midpoint crossing of the parity bit of the RL = 35 Ω
VOS
last word of a 660 µS message
-
-
±90 mV peak
Delay from 50% point of TX DATA or TX
DATA input to zero crossing of differential
signal. (Note 1)
ARX4418
tDTX
ARX4417
-
330 450
nS
-
-
360
nS
Aeroflex Circuit Technology
3
SCD4418 REV B 10/18/99 Plainview NY (516) 694-6700