參數(shù)資料
型號: TDA9887TS/V3
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24
封裝: 5.30 MM, PLASTIC, MO-150, SOT-340-1, SSOP-24
文件頁數(shù): 32/56頁
文件大?。?/td> 230K
代理商: TDA9887TS/V3
2002 Mar 05
38
Philips Semiconductors
Product specication
I2C-bus controlled multistandard alignment-free
IF-PLL demodulator with FM radio
TDA9887TS
handbook, full pagewidth
MHC116
Vi(VIF) (dBV)
VVAGC
(V)
ITAGC
(
A)
(2)
(3)
(4)
(1)
4
2
30
40
50
60
1
70
80
90
100
110
3
0
100
200
300
400
500
600
120
Fig.5 Typical VIF and tuner AGC characteristic.
(1) VVAGC is VIF-AGC voltage and can only be measured at pin OP2 controlled by the I2C-bus (see Table 15).
(2) ITAGC is tuner current in TV mode with RTOP =22k or setting via I2C-bus at 15 dB.
(3) ITAGC is tuner current in TV mode with RTOP =10k or setting via I2C-bus at 0 dB.
(4) ITAGC is tuner current in TV mode with RTOP =0k or setting via I2C-bus at +15 dB.
Fig.6
Typical tuner takeover point as a function of
resistor RTOP.
handbook, halfpage
024
120
60
70
100
90
80
MHB159
12
820
416
Vi(VIF)
(dB
V)
RTOP (k)
handbook, halfpage
40
60
80
120
Vi(FMIN) (dBV)
VFMAGC
(V)
4
1
2
3
100
MHC148
Fig.7 Typical FM-AGC characteristic.
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