參數(shù)資料
型號(hào): TDA8708BT
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Video analog input interface
中文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝: 7.50 MM, PLASTIC, SOT-136-1, MS-013AE, SO-28
文件頁(yè)數(shù): 18/24頁(yè)
文件大?。?/td> 190K
代理商: TDA8708BT
June 1994
18
Philips Semiconductors
Product specification
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
15 pF
2.2 k
82
μ
H
ADOUT
(pin 19)
ADCIN
(pin 20)
VCCA
(pin 22)
680
Vo
Vi
Fig.16 Frequency response for filter shown in Fig.15.
handbook, halfpage
α
(dB)
0
10
30
10
30
40
20
MSA681
20
f (MHz)
Characteristics of Fig. 15
Order 5; adapted CHEBYSHEV
Ripple
ρ ≤
0.4 dB
f = 6.5 MHz at
3 dB.
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