ACT4438 View Datasheet(PDF) - Aeroflex Corporation
Part Name
Description
Manufacturer
ACT4438 Datasheet PDF : 7 Pages
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Electrical Characteristics – Receiver Section
Parameter
Differential Voltage Range
Common Mode Rejection Ratio
Condition
Symbol
VIDR
CMRR
Min Typ Max
-
-
20
45
-
-
Unit
V peak
dB
Strobe Characteristics (Logic "0" inhibits output) if not used, a 1K pullup to 5 V is recommended
"0" Input Current
VS = 0.4 V
IIL
-
-0.2 -0.4
mA
"1" Input Current
VS = 2.7V
IIH
-
1 +40
µA
"0" Input Voltage
VIL
-
-
0.7
V
"1" Input Voltage
VIH
2.0
-
-
V
Strobe Delay (turn-on)
tSD(ON)
-
90 200
nS
Strobe Delay (turn-off)
tSD(OFF)
-
90 200
nS
Threshold Characteristics (Sinewave input )
Input Threshold Voltage (Referred to the bus)
100KHz-
1MHz
VTH
0.60 0.8 1.15 V p-p
Output Characteristics, RX DATA and RX DATA
"1" State
IOH = -0.4 mA
VOH
"0" State
IOL = 4 mA
VOL
Delay, (average)from differential input zero
crossings to RX DATA and RX DATA output
50% points
tDRX
2.5 3.7
-
V
-
0.3 0.5
V
-
330 450
nS
Power Data
Maximum Currents, (+5V) For RISET = 2.2 KΩ
Duty Cycle
Transmitter Standby
25% duty cycle
50% duty cycle
100% duty cycle
Typ
20 mA
155 mA
264 mA
600 mA
Max
30 mA
185 mA
335 mA
650 mA
Power Supply Voltage
+V
4.75 to 5.5 Volts
Note 2. Vcc = 5 Volts ±0.1 V, for all measurements unless otherwise specified.
Note 3. Specifications apply over the case temperature range of -55°C to +90°C unless otherwise specfied.
Note 4. All typical values are measured at +25°C.
Aeroflex Circuit Technology
4
SCD4438-1 REV A 11/19/01 Plainview NY (516) 694-6700
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