參數(shù)資料
型號: T4258NFN
廠商: ATMEL CORP
元件分類: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO44
封裝: SSOP-44
文件頁數(shù): 28/38頁
文件大?。?/td> 443K
代理商: T4258NFN
34
T4258N
4566B–AUDR–02/04
Figure 18. Selectivity
Integrated bandfilter BW setting: 120 kHz
Desired signal level adjusted to 40 dB S/N without undesired signal
Undesired signal level adjusted to 26 dB S/N
-70
-60
-50
-40
-30
-20
-10
0
10
20
-300
-250 -200
-150 -100
-50
0
50
100
150
200
250
300
Frequency Offset [kHz]
P
d
es/
P
undes
[d
B]
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
A
d
ja
cent
C
h
annel
Out
put
Vo
lt
age
[
V
]
Pdes/Pundes
Adjacent
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