RFDA0026 Datasheet, PDF (4/13 Pages) RF Micro Devices – DIGITAL CONTROLLED VARIABLE GAIN AMPLIFIER 700MHz TO 1035MHz, 6-BIT 0.5dB LSB CONTROL

RFDA0026
Typical Performance - 800MHz to 1035MHz Broadband Application Circuit
Isolation, Major States, 25°C
0
0dB
0.5dB
1dB
2dB
4dB
8dB
-20
16dB
31.5dB
Isolation Over Temperature, Max Gain
0.0
-10.0
-20.0
+25C
-40C
+85C
-30.0
-40.0
-40
-50.0
-60.0
-60
-70.0
-80.0
-80
-90.0
0.80
0.85
0.90
0.95
1.00
1.05
0.0
1.0
2.0
3.0
4.0
Frequency (GHz)
Frequency (GHz)
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
0.80
Bit Error, Major States, 25°C
0.5dB
2dB
8dB
31.5dB
1dB
4dB
16dB
0.85
0.90
0.95
1.00
1.05
Frequency (GHz)
Worst Case Successive Step Error, Major
States, 25eC
0.6
0.4
0.2
0.0
-0.2
Pos
-0.4
Neg
-0.6
0.80
0.85
0.90
0.95
1.00
1.05
Frequency(GHz)
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0
Bit Error versus Attenuation at 950MHz
4
8
12
16
20
24
28
Attenuation (dB)
Relative Phase, Major States, 25°C
30
20
10
0
-10
0.5dB
1dB
-20
2dB
4dB
8dB
16dB
31.5dB
-30
0.80
0.85
0.90
0.95
1.00
1.05
Frequency (GHz)
4 of 13
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DS120803