ATR4251_09 Datasheet, PDF (11/21 Pages) ATMEL Corporation – Low-noise, High-dynamic-range Antenna Amplifier IC

ATR4251
8. Test Circuit FM/AM
Figure 8-1. Common Emitter Configuration
VS
4.7Ω ⁺
10 µF 100 nF
GND
4.7Ω ⁺
10 µF 100 nF
FMOUT
22 pF
150 nH
AGCIN
470 nF 500 pF
22 pF 4.7 µF 2.2 µF
+
+
47Ω¹⁾
5 kΩ
1 nF
AMOUT1
2.2 nF
270Ω
FMIN
2.2 nF
1 µH
22Ω
56Ω
2.2 nF
2.2 nF
(1) Output impedance 50Ω adjustment
68Ω
4.7 MΩ
+
+
1 µF
33 pF
10 µF
220 nF
15 nF
Cant
AMINP1
50Ω
AMAGCIN
50Ω
11
4913J–AUDR–10/09