參數(shù)資料
型號: TDA9815
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: Multistandard/MAC VIF-PLL with QSS-IF and dual FM-PLL/AM demodulator(帶QSS-IF和雙路FM-PLL/AM解調(diào)器的多標(biāo)準(zhǔn)/媒體存取控制 VIF-PLL)
中文描述: AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP32
封裝: 0.400 INCH, PLASTIC, SOT-232-1, SDIP-32
文件頁數(shù): 21/40頁
文件大小: 265K
代理商: TDA9815
1998 Feb 11
21
Philips Semiconductors
Product specification
Multistandard/MAC VIF-PLL with QSS-IF
and dual FM-PLL/AM demodulator
TDA9815
Fig.5
Typical signal-to-noise ratio as a function of
IF input voltage.
handbook, halfpage
S/N
(dB)
60
40
20
20
60
40
20
0
0
0.06
0.6
6
600
60
MED684
Vi (VIF)(rms)(dB)
Vi (VIF)(rms)(mV)
10
Fig.6 Input signal conditions.
handbook, halfpage
SC CC
PC
SC CC
PC
BLUE
YELLOW
27 dB
13.2 dB
3.2 dB
27 dB
13.2 dB
10 dB
MED685 - 1
SC = sound carrier, with respect to sync level.
CC = chrominance carrier, with respect to sync level.
PC = picture carrier, with respect to sync level.
The sound carrier levels are taking into account
a sound shelf attenuation of 20 dB (SAW filter G1962).
Fig.7 Measurement conditions and typical AFC characteristic.
handbook, full pagewidth
V = 5 V
V
P
200
100
0
200
100
(
μ
A)
38.5
38.9
39.3
f (MHz)
(source current)
(sink current)
V23
(V)
I23
2.5
TDA9815
23
I23
22 k
22 k
MED686 - 1
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