參數(shù)資料
型號: TDA8708AT-T
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
文件頁數(shù): 10/24頁
文件大?。?/td> 124K
代理商: TDA8708AT-T
June 1994
18
Philips Semiconductors
Product specication
Video analog input interface
TDA8708A
Fig.15 Example of an economical 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.
handbook, full pagewidth
MSA678
15 pF
2.2 k
82
H
ADOUT
(pin 19)
ADCIN
(pin 20)
VCCA
(pin 22)
680
Vo
V i
Fig.16 Frequency response for filter shown in Fig.15.
handbook, halfpage
010
30
0
10
30
40
20
MSA681
20
f (MHz)
α
(dB)
Characteristics of Fig. 15
Order 5; adapted CHEBYSHEV
Ripple ρ≤ 0.4 dB
f = 6.5 MHz at 3 dB.
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