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SI4836-A10 Datasheet, PDF (6/21 Pages) Silicon Laboratories – BROADCAST MECHANICAL TUNING AM/FM/SW RADIO RECEIVER | |||
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Si4836-A10
Table 4. FM Receiver Characteristics1,2
(VDD = 2.7 to 3.6 V, TA = â15 to 85 °C)
Parameter
Symbol
Test Condition
Min Typ Max
Unit
Input Frequency
Sensitivity with Headphone
Network3
LNA Input Resistance4,5
fRF
64
â
109
MHz
(S+N)/N = 26 dB
â
2.2
â
µV EMF
â
4
â
kï
LNA Input Capacitance4,5
â
5
â
pF
AM Suppression4,5,6,7
Input IP34,8
m = 0.3
â
50
â
dB
â
105
â dBµV EMF
Adjacent Channel Selectivity4
±200 kHz
â
50
â
dB
Alternate Channel Selectivity4
±400 kHz
â
65
â
dB
Audio Output Voltage5,6,7,12
â
80
â
mVRMS
Audio Mono S/N5,6,7,9,10
â
55
â
dB
Audio Stereo S/N 3,4,5,7,9,10
â
55
dB
Audio Frequency Response Low4
â3 dB
â
â
30
Hz
Audio Frequency Response High4
â3 dB
15
â
â
kHz
Audio THD6,5,11
â
0.1
0.5
%
Audio Output Load Resistance4,10
RL
Single-ended
10
â
â
kï
Audio Output Load Capacitance4,10 CL
Single-ended
â
â
50
pF
Notes:
1. Additional testing information is available in âAN569: Si4831/35/36/20/24/25-DEMO Board Test Procedure.â
Volume = maximum for all tests. Tested at RF = 98.1 MHz.
2. To ensure proper operation and receiver performance, follow the guidelines in âAN738: Si4825/36-A Antenna,
Schematic, Layout, and Design Guidelines.â Silicon Laboratories will evaluate schematics and layouts for qualified
customers.
3. Frequency is 64~109 MHz.
4. Guaranteed by characterization.
5. VEMF = 1 mV.
6. FMOD = 1 kHz, MONO, and L = R unless noted otherwise.
7. ïf = 22.5 kHz.
8. |f2 â f1| > 2 MHz, f0 = 2 x f1 â f2.
9. BAF = 300 Hz to 15 kHz, A-weighted.
10. At AOUT pin.
11. ïf = 75 kHz.
12. The test is done with Bass/Treble feature not enabled.
6
Rev. 1.0
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