RFDA2025 Datasheet, PDF (4/11 Pages) RF Micro Devices – DIGITAL CONTROLLED VARIABLE GAIN AMPLIFIER

RFDA2025
Typical Performance - 1.8GHz to 2.2GHz Application Circuit Performance
Isolation, Major States, 25°C
Isolation over Temperature, Max Gain
0
-10
-20
-30
Isolation _-40
(dB)
-50
-60
-70
-80
1.8
0dB
1dB
4dB
16dB
1.9
2.0
2.1
Frequency (GHz)
0.5dB
2dB
8dB
31.5dB
2.2
Attenuation Error, Major States, 25°C
0
-10
-20
-30
Isolation _-40
(dB)
-50
-60
-70
-80
0
+25C
-40C
+85C
1
2
3
4
5
6
Frequency (GHz)
Attenuation Error, Major States, 85°C
3
3
2
2
1
Error (dB) 0
1
Error (dB) 0
-1
-2
-3
1.8
0.5dB
2dB
8dB
31.5dB
1dB
4dB
16dB
1.9
2.0
2.1
2.2
Frequency (GHz)
Attenuation Error, Major States, -40°C
-1
-2
-3
1.8
0.5dB
2dB
8dB
31.5dB
1dB
4dB
16dB
1.9
2.0
2.1
2.2
Frequency (GHz)
Normalized Phase Error, Major States, 25°C
3
45
2
30
1
Error (dB) 0
15
Phase (°) 0
-1
-2
-3
1.8
0.5dB
2dB
8dB
31.5dB
1dB
4dB
16dB
1.9
2.0
2.1
2.2
Frequency (GHz)
-15
-30
-45
1.8
0.5dB
2dB
8dB
31.5dB
1dB
4dB
16dB
1.9
2.0
2.1
2.2
Frequency (GHz)
4 of 11
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at ([phone] or [e-mail].
DS101117