參數(shù)資料
型號(hào)： M52340SP
廠(chǎng)商： Mitsubishi Electric Corporation
英文描述： PAL/NTSC SYSTEM SHINGLE-CHIP COLOR TV SIGNAL PROCESSOR
中文描述： PAL / NTSC制式系統(tǒng)瓦一塊彩色電視信號(hào)處理器
文件頁(yè)數(shù)： 22/44頁(yè)
文件大?。?/td> 314K
代理商： M52340SP
PAL/NTSC SYSTEM SHINGLE-CHIP COLOR TV SIGNAL PROCESSOR
M52340SP
MITSUBISHI ICs (TV)
OL Overload characteristics
1. Input VS4P (ec=800mV
P-P
:chroma+3dB) to VI IN.
2. Measure the output amplitude at pin 41.
3. OL is defined as follows:
Measured value (V
P-P
)
Cn1 (V
P-P
)
VikP Killer operating input level (PAL)
OL = 20 log
(dB)
1. Input SS3N to VI IN
2. Cn3 and Cn4 are output amplitude measured at pins 41
and 43 respectively
.
VikN Killer operating input level (NTSC)
Cn3,Cn4 Standard chroma output 3,4 (NTSC)
1. Input VS3N (eb=single chroma=ec+50KHz) to VI IN.
2. V41 is the output amplitude at pin 41.
3. V43 is the output amplitude at pin 43.
4. R-Y/B-YN is defined as follows:
V43(V
P-P
)
V41(V
P-P
)
R-Y/B-YN = 20 log
R-Y/B-YN Demodulated output ratio
(dB)
1. Input VS4P (level:variable) to VI IN at input level 0dB.
2. Lower the input level with monitoring the output
amplitude at pin 41 and measure the input level when
output amplitude is not found.
KillP Killer color residual (PAL)
1. Input VS4P (level:-40dB) to VI IN.
2. Measure the output amplitude at pin 41
.
APC1 APC pull-in range 1
1. Input VS4P (f=eb=ec=variable) to VI IN.
2. Change the input signal frequency and measure the
frequency range from the point at which signal is output
to pin 41 and to the point that no signal is output to the
pin. The reference value is 4.433619MHz.
1. Input VS4P (eb=single chroma=ec+50KHz) to VI IN.
2. V41 is the output amplitude at pin 41.
3. V43 is the output amplitude at pin 43.
4. R-Y/B-YP is defined as follows:
R-Y/B-YP = 20 logV43 (V
P-P
)
V41 (V
P-P
) (dB)
R-YP Demodulated phase angle
R-Y/B-YP Demodulation output ratio
1. Input VS4P (eb=single chroma=ec+50KHz) to VI IN.
2. V41 is the output amplitude at pin 41.
3. V43 is the output amplitude at pin 43.
4. R-YP is defined as follows:
q
R-YP = tan
-1
* Vector should be found with taking the gain ratio of a demodulator
into consideration.
V43 X3.8
(V41X1.9)+45
°
(deg)
Measure the element of 4.43MHz of the demodulated output
in no-input state.
DDH Difference of demodulated output on line
CC Demodulated output carrier leak
1. Input 4.2MHZ CW (Vi=575mV
P-P
) to VI IN.
2. Measure the center DC voltage of output beat amplitude
for two lines at pins 41 and 43. The absolute value of the
difference in DC voltage is the difference of demodulated
output on line.
1H
2H
GND
1. Input VS3N (level:variable) to VI IN at input level 0dB.
2. Lower the input level with monitoring the output
amplitude at pin 41 and measure the input level when
output amplitude is not found
.
KillN Killer color residual (NTSC)
1. Input VS3N (level:-40dB) to VI IN.
2. Measure the output amplitude at pin 41
.
APC2 APC pull-in range 2
1. Input VS3N (f=eb=ec=variable) to VI IN.
2. Change the input signal frequency and measure the
frequency range from the point at which no signal is
output to pin 41 and to the point at which signal is output
to the pin. (Pull-in state) The reference value is
3.579545MHz.
1. Input VS3N (eb=single chroma=ec+50KHz) to VI IN.
2. V41 is the output amplitude at pin 41.
3. V43 is the output amplitude at pin 43.
4. R-YN is defined as follows:
q
R-YP= tan
-1
* Vector should be found with taking the gain ratio into
consideration.
q
R-YN Demodulated phase angle
V43 X3.8
(V41X1.9)+45
°
(deg)
M
M
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