AT-273-PIN
Digital Attenuator
32.0 dB, 2-Bit, TTL Driver, DC-2.0 GHz
Electrical Specifications: TA = 25°C1,2
Parameter
Test Conditions
Insertion Loss
—
Attenuation Accuracy
VSWR
Trise, Tfall
Ton, Toff
Transients
1 dB Compression
Input IP3
C1 Bit
Full Attenuation (32 dB)
Full Attenuation (32 dB)
Full Attenuation (32 dB)
Full Range
10% to 90%
50% Cntl to 90% / 10% RF
In-Band (peak-to-peak)
Input Power
Input Power
Two-tone inputs up to +5 dBm
Input IP2
Two-tone inputs up to +5 dBm
Vcc
-Vee
Vctl
Vctl
Input Leakage Current (Low)
Input Leakage Current (High)
Icc
-Iee
—
—
Logic (0) TTL
Logic (1) TTL
0 to 0.8V
2.0 to 5.0V
Vcc = 4.5 to 5.5V
Vctl = 0 to 0.8V, or Vcc –2.1V
to Vcc
Vee = -5.0 to -8.0V
Frequency
DC - 0.5 GHz
DC - 1.0 GHz
DC - 2.0 GHz
DC - 2.0 GHz
DC - 0.5 GHz
DC - 1.0 GHz
DC - 2.0 GHz
DC - 2.0 GHz
—
—
—
0.05 GHz
0.5 - 2.0 GHz
0.05 GHz
0.5 - 2.0 GHz
0.05 GHz
0.5 - 2.0 GHz
—
—
—
—
—
—
—
—
Rev. V9
Units
Min
Typ
Max
dB
—
—
1.6
dB
—
—
1.7
dB
—
—
1.9
± 3% of attenuation setting in dB
± 3% of attenuation setting in dB
± 3% of attenuation setting in dB, -1 dB
± 3% of attenuation setting in dB, -3 dB
Ratio
—
—
1.6:1
ns
—
7
—
ns
—
28
—
mV
—
30
—
dBm
—
+20
—
dBm
—
+28
—
dBm
—
+38
—
dBm
—
+48
—
dBm
—
+44
—
dBm
—
+68
—
V
4.5
5.0
5.5
V
-8.0
—
-5.0
V
0.0
—
0.8
V
2.0
—
5.0
µA
—
—
1.0
µA
—
—
1.0
mA
—
—
2.0
mA
—
—
-1
1. All specifications apply when operated with bias voltages of +5V for Vcc and –5.0V for Vee.
2. This attenuator is guaranteed monotonic.
2
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