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MSP4418G 参数 Datasheet PDF下载

MSP4418G图片预览
型号: MSP4418G
PDF下载: 下载PDF文件 查看货源
内容描述: 多标准音频处理器 [Multistandard Sound Processor]
分类和应用:
文件页数/大小: 85 页 / 653 K
品牌: MICRONAS [ MICRONAS ]
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PRELIMINARY DATA SHEET  
MSP 44x8G  
Symbol  
Parameter  
Pin Name  
Min.  
Typ.  
Max.  
Unit  
Test Conditions  
AM Characteristics (MSP Standard Code = 9)  
S/N  
S/N  
S/N of AM Demodulated Signal  
measurement condition: RMS/Flat  
DACp_s,  
SCn_OUT_s  
55  
45  
dB  
dB  
%
SIF level: 0.10.8 V  
pp  
AM(1)  
AM(2)  
1)  
AM-carrier 54% at 6.5 MHz  
Vol = 0 dB, FM/AM  
prescaler set for  
S/N of AM Demodulated Signal  
measurement condition: QP/CCIR  
output = 0.5 V  
Main out;  
at  
RMS  
THD  
Total Harmonic Distortion + Noise  
of AM Demodulated Signal  
0.6  
Standard Code = 09  
AM  
hex  
no video/chrominance  
components  
fR  
AM Frequency Response  
50 Hz... 12 kHz  
2.5  
+1.0  
dB  
AM  
BTSC Characteristics (MSP Standard Code = 20 , 21  
)
hex  
hex  
S/N  
S/N of BTSC Stereo Signal  
S/N of BTSC-SAP Signal  
DACp_s,  
SCn_OUT_s  
68  
57  
dB  
dB  
1 kHz L or R or SAP, 100%  
modulation, 75 µs deem-  
phasis, RMS unweighted 0  
to 15 kHz  
BTSC  
1)  
THD  
THD+N of BTSC Stereo Signal  
THD+N of BTSC SAP Signal  
0.1  
0.5  
%
%
1 kHz L or R or SAP, 100%  
75 µs EIM , DBX NR,  
RMS unweighted  
0 to 15 kHz  
BTSC  
2)  
fR  
Frequency Response of BTSC  
Stereo, 50 Hz...12 kHz  
0.5  
1.0  
0.5  
0.6  
dB  
dB  
L or R or SAP,  
1%...66% EIM , DBX NR  
BTSC  
2)  
Frequency Response of BTSC  
SAP, 50 Hz...9 kHz  
XTALK  
Stereo SAP  
SAP Stereo  
76  
80  
dB  
dB  
1 kHz L or R or SAP, 100%  
modulation, 75 µs deem-  
phasis, Bandpass 1 kHz  
BTSC  
2)  
Sep  
Stereo Separation  
50 Hz...10 kHz  
50 Hz...12 kHz  
L or R 1%...66% EIM ,  
DBX NR  
BTSC  
35  
30  
dB  
dB  
FM  
Pilot deviation threshold  
Stereo off on  
ANA_IN1+,  
ANA_IN2+  
4.5 MHz carrier modulated  
ThrPilot  
with f =15.743 kHz  
h
3.2  
1.2  
3.5  
1.5  
kHz  
kHz  
SIF level=100mV  
pp  
indication: STATUS Bit[6]  
Stereo on off  
f
Pilot Frequency Range  
ANA_IN1+  
ANA_IN2+  
15.563  
15.843 kHz  
standard BTSC stereo sig-  
nal, sound carrier only  
Pilot  
1)  
2)  
“n” means “1”, “2”, “3”, or “4”;  
“s” means “L” or “R”; “p” means “M” or “A”  
EIM refers to 75-µs Equivalent Input Modulation. It is defined as the audio-signal level which results in a stated percentage modulation,  
when the DBX encoding process is replaced by a 75-µs preemphasis network.  
Micronas  
67  
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