ACT4489-F View Datasheet(PDF) - Aeroflex Corporation
Part Name
Description
Manufacturer
ACT4489-F Datasheet PDF : 7 Pages
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Absolute Maximum Ratings
Operating case temperature
-55°C to +125°C
Storage case temperature
-65°C to +150°C
Power supply voltage
VCC
VEE
VL
-0.3 V to +18 V
+0.3 V to-18 V
-0.3 V to +7.0 V
Logic input voltage
-0.3 V to +5.5 V
Receiver differential input
±40 VP-P
Receiver input voltage (common mode)
±10 V
Driver peak output current
300 mA
Total package power dissipation over the full operating
case temperature rise
2.5 Watts
Maximum junction to case temperature
10°C
Thermal resistance – junction to case
4°C/W
Electrical Characteristics — Driver Section
Input Characteristics, TX DATA IN or TX DATA IN (Notes 2 & 3 apply)
Parameter
Condition
Symbol
Min Typ
Ma
x
Unit
"0" Input Current
"1" Input Current
"0" Input Voltage
"1" Input Voltage
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) Note 1
See Figure 5
VIN = 0.4 V
VIN = 2.7 V
IILD
IIHD
VIHD
VIHD
VIN = 0.4 V
VIN=2.7V
From mid pt
inhibit to
±1.2V pt B,
See Figure 5
Point B
Point C
IILI
IIHI
VILI
VIHI
tDXOFF
tDXON
VNOI
ZOI
ZOI
-0.1 -0.2
mA
1
40
µA
0.7
V
2.0
V
-0.1 -0.2
mA
1.0 40
µA
0.7
V
2.0
V
175 225
nS
90 150
nS
2
10
mVP-P
2K
Ω
1K
Ω
Output Characteristics
Differential output level,
See Figure 5
Rise and fall times(10% to 90% at pt A output)
See Figure 5
Output offset, Figure 3, 2.5µS after midpoint
crossing of the parity bit of the last word of a 660µS
message See Figure 5
Delay from 50% point of TX DATA or TX DATA input
to zero crossing of differential signal. See Fig 5
Point A
Point A
Point A
Point A
VO
6
7
9
VP-P
tr
100 160 300
nS
VOS
± 90 mV peak
tDXT
100 200
nS
Aeroflex Circuit Technology
3
SCD4489 Rev A 1/29/98 Plainview NY (516) 694-6700
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