ARA2000 Datasheet, PDF (6/20 Pages) ANADIGICS, Inc – Address-Programmable Reverse Amplifier with Step Attenuator

ARA2000
continued: AC Electrical Specifications
TA=25°C; VDD, VATTN, VCMOS = +5.0 VDC; Vg1, Vg2 = +1.0 V (TX enabled); Vg1, Vg2 = 0 V (TX disabled)
PARAMETER
MIN TYP MAX UNIT COMMENTS
Output Noise Power
Active / No Signal / Min. Atten. Set.
-
Active / No Signal / Max. Atten. Set.
-
-
-38.5 dBmV Any 160 kHz bandwidth
-
-53.8
from 5 to 42 MHz
Difference in output
Isolation (45 MHz) in Tx disable mode
-
65
-
dB signal between Tx
enable and Tx disable
Differential Input Impedance
-
300
-
Ohms
between pins 5 and 8
(Tx enabled)
Input Impedance
-
75
-
Ohms
with transformer
(Tx enabled)
Input Return Loss
(75 Ohm characteristic impedance)
-
-
-20
-5
-12
-
dB
Tx enabled
Tx disabled
Differential Output Impedance
-
300
-
Ohms between pins 21 and 24
Output Impedance
-
75
-
Ohms with transformer
Output Return Loss
-
(75 Ohm characteristic impedance)
-
Output Voltage Transient
-
Tx enable / Tx disable
-
Note: As measured in ANADIGICS test fixture
-17
-15
-12
-10
dB
Tx enabled
Tx disabled
-
4
100
7
mVp-p
0 dB attenuator setting
24 dB attenuator setting
6
Data Sheet - Rev 2.2
06/2004