參數(shù)資料
型號: TDA9809M-T
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: FM, AUDIO DEMODULATOR, PDSO20
封裝: PLASTIC, SOT-339, SSOP-20
文件頁數(shù): 17/40頁
文件大?。?/td> 186K
代理商: TDA9809M-T
1998 Jan 08
24
Philips Semiconductors
Preliminary specication
Single standard multimedia IF-PLL and FM
radio demodulator
TDA9809M
handbook, full pagewidth
125
115
105
10
30
25
35
75
95
65
85
55
MHA966
45
20
10
0
(1)
(2)
(3)
(4)
(5)
end of
level detector range
start of
level detector range
Vi(11) (dBV)
αmute
(dB)
Fig.12 Typical soft mute attenuation as a function of input signal at radio operation.
(1) AF level; R8 =0 .
(2) AF level; R8 =5k.
(3) AF level; R8 =11k.
(4) AF level; R8 =16k.
(5) AF level; R8 =22k.
Fig.13 Typical audio level, S/N ratio and AM rejection (54% FM deviation) for FM (radio).
(1) Signal.
(2) AM rejection.
(3) Noise.
handbook, halfpage
30
50
70
(dB)
110
10
50
70
30
90
Vi (dBV)
MHA967
(1)
(2)
(3)
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