參數(shù)資料
型號: TDA8708AN
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP28
封裝: 0.600 INCH, PLASTIC, DIP-28
文件頁數(shù): 9/24頁
文件大?。?/td> 190K
代理商: TDA8708AN
June 1994
17
Philips Semiconductors
Product specication
Video analog input interface
TDA8708A
Fig.13 Example of a low-pass filter for CVBS and Y signals.
This filter can be adapted to various applications with respect to performance requirements. An input and output impedance of at least 680
and 2.2 k
must in any event be applied.
dbook, full pagewidth
MBB966 - 1
27 pF
68 pF
27 pF
2.2 k
12 pF
22
H
ANOUT
(pin 19)
ADCIN
(pin 20)
Vo
V i
VCCA
(pin 22)
680
22
H
Fig.14 Frequency response for filter shown in
Fig.13.
handbook, halfpage
010
30
0
40
120
160
80
MSA682
20
f (MHz)
α
(dB)
Characteristics of Fig. 13
Order 5; adapted CHEBYSHEV
Ripple ρ≤ 0.4 dB
f = 6.5 MHz at 3dB
fnotch = 9.75 MHz.
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