參數(shù)資料
型號(hào): TDA9183
廠商: NXP Semiconductors N.V.
英文描述: Integrated NTSC comb filter
中文描述: 綜合NTSC制式梳狀濾波器
文件頁(yè)數(shù): 2/24頁(yè)
文件大?。?/td> 106K
代理商: TDA9183
2000 Nov 30
2
Philips Semiconductors
Objective specification
Integrated NTSC comb filter
TDA9183
FEATURES
One-chip NTSC adaptive comb filter
Cross luminance reduction
Cross colour reduction
No chroma trap, therefore sharper vertical luminance
transients
Analog discrete-time signal processing, therefore no
quantization noise
Anti-aliasing and reconstruction filters are included
Input switch selects between two Y/CVBS inputs
Output switch selects between combed CVBS and an
external Y/C source
f
SC
as well as 2
×
f
SC
colour subcarrier signal may be
applied
Alignment free
Few external components
Low power.
GENERAL DESCRIPTION
The TDA9183 is a an adaptive NTSC comb filter with two
internal delay lines, filters, clock control and input clamps.
The NTSC M video standard is supported.
Two CVBS input signals can be selected by means of an
input switch.
The selected CVBS input signal is filtered to obtain
a combed luminance output signal and a combed
chrominance output signal. Switched capacitor circuit
techniques are used, requiring an internal clock, locked on
to the colour subcarrier frequency.
Thecolour subcarrier frequencyaswellas twicethe colour
subcarrier frequency may be applied to the IC.
In addition to the comb filter the circuit contains an output
switch so that a selection can be made between the
combed CVBS signal and an external Y/C signal.
The IC is available in a DIP16 and SO16 package.
The supply voltage is 5 V.
QUICK REFERENCE DATA
ORDERING INFORMATION
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNIT
V
CCA
I
CCA
V
DDD
I
DDD
V
i(Y/CVBS)(p-p)
V
i(CIN)(p-p)
V
i(FSC)(p-p)
V
o(Y/CVBS)(p-p)
V
o(CIN)(p-p)
analog supply voltage
analog supply current
digital supply voltage
digital supply current
luminance or CVBS input signal voltage (peak-to-peak value)
chrominance input signal voltage (peak-to-peak value)
colour subcarrier input signal voltage (peak-to-peak value)
luminance or CVBS output signal voltage (peak-to-peak value)
chrominance output signal voltage (peak-to-peak value)
4.5
4.5
0.7
100
0.6
5.0
25
5.0
10
1.0
0.7
200
1.0
0.7
5.5
5.5
1.4
1.0
400
1.54
1.1
V
mA
V
mA
V
V
mV
V
V
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TDA9183P
TDA9183T
DIP16
SO16
plastic dual in-line package; 16 leads (300 mil); long body
plastic small outline package; 16 leads; body width 7.5 mm
SOT38-4
SOT162-1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA9183P 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated NTSC comb filter
TDA9183T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated NTSC comb filter
TDA9201 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:WIDE BAND VIDEO PREAMPLIFIER
TDA9203 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:I2C BUS CONTROLLED 70MHz RGB PREAMPLIFIER
TDA9203A 制造商:Panasonic Industrial Company 功能描述:IC