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BCM4339XKWBGT 参数 Datasheet PDF下载

BCM4339XKWBGT图片预览
型号: BCM4339XKWBGT
PDF下载: 下载PDF文件 查看货源
内容描述: [Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/Radio with Integrated Bluetooth 4.1 and FM Receiver]
分类和应用:
文件页数/大小: 183 页 / 4237 K
品牌: CYPRESS [ CYPRESS ]
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BCM4339 Preliminary Data Sheet  
FM Receiver Specifications  
Table 38: FM Receiver Specifications (Cont.)  
Minimum l  
Typica  
Parameter  
Conditionsa  
Maximum Units  
Left and right AC mute  
FM input signal fully muted with DAC  
enabled  
60  
80  
dB  
dB  
Left and right hard mute FM input signal fully muted with DAC  
disabled  
Soft mute attenuation and Muting is performed dynamically  
start level  
proportional to the FM wanted input  
signal C/N. The muting characteristic is  
fully programmable. Refer to “Audio  
Features” on page 66 for further details.  
Maximum signal plus  
noise-to-noise ratio  
69  
64  
dB  
dB  
%
(S + N)/N, mono i  
Maximum signal plus  
noise-to-noise ratio  
(S + N)/N, stereog  
Total harmonic distortion, Vin = 66 dBµV EMF (2 mV EMF),  
0.8  
mono  
f = 75 kHz, fmod = 400 Hz  
f = 75 kHz, fmod = 1 kHz  
f = 75 kHz, fmod = 3 kHz  
f = 100 kHz, fmod = 1 kHz  
0.8  
0.8  
1.0  
1.5  
%
%
%
%
Total harmonic distortion, Vin = 66 dBµV EMF (2 mV EMF)  
stereo  
f = 67.5 kHz, fmod = 1 kHz, f  
Pilot = 7.5 kHz, L = R  
Audio spurious productsi  
Range from 300 Hz to 15 kHz, with  
respect to 1 kHz tone  
–60  
dBc  
kHz  
Hz  
Audio bandwidth, upper (– Vin = 66 dBµV EMF (2 mV EMF)  
15  
3 dB point)  
f = 8 kHz, for 50 µs  
Audio bandwidth, lower (–  
3 dB point)  
20  
0.5  
Audio in-band ripple  
100 Hz to 13 kHz,  
–0.5  
dB  
Vin = 66 dBµV EMF (2 mV EMF)  
f = 8 kHz, for 50 µs  
Deemphasis time  
constant tolerance  
With respect to 50 and 75 µs  
3
±5  
83  
%
RSSI range  
With 1 dB resolution and ± 5 dB  
accuracy at room temp  
dBµV  
EMF  
1.41  
–3  
14100  
77  
µV EMF  
dBuV  
Stereo Decoder  
Stereo channel separation Forced Stereo mode  
Vin = 66 dBµV EMF (2 mV EMF),  
48  
dB  
f = 67.5 kHz, fmod = 1 kHz,  
f Pilot = 6.75 kHz  
R = 0, L = 1  
Broadcom®  
November 17, 2014 • 4339-DS106-R  
Page 136  
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