參數資料
型號： MSP3425G
廠商： Electronic Theatre Controls, Inc.
英文描述： MSP 34x5G Multistandard Sound Processor Family
中文描述： 中型34x5G多標準聲音處理器系列
文件頁數： 69/98頁
文件大?。?/td> 1541K
代理商： MSP3425G
PRELIMINARY DATA SHEET
MSP 34x5G
Micronas
69
4.6.3.10. Sound Standard Dependent Characteristics
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
NICAM Characteristics (MSP Standard Code = 8)
dV
NICAMOUT
Tolerance of Output Voltage
of NICAM Baseband Signal
DACM_s,
SC1_OUT_s
1)
1.5
+
1.5
dB
2.12 kHz, Modulator input
level = 0 dBref
S/N
NICAM
S/N of NICAM Baseband Signal
72
dB
NICAM:
6 dB, 1 kHz, RMS
unweighted
0 to 15 kHz, Vol = 9 dB
NIC_Presc = 7F
hex
Output level 1 V
RMS
at
DACM_s
THD
NICAM
Total Harmonic Distortion
+
Noise
of NICAM Baseband Signal
0.1
%
2.12 kHz, Modulator input
level = 0 dBref
BER
NICAM
NICAM: Bit Error Rate
1
10
7
FM
+
NICAM, norm conditions
fR
NICAM
NICAM Frequency Response,
20...15000 Hz
1.0
+
1.0
dB
Modulator input
level =
12 dB dBref; RMS
XTALK
NICAM
NICAM Crosstalk Attenuation (Dual)
80
dB
SEP
NICAM
NICAM Channel Separation (Stereo)
80
dB
FM Characteristics (MSP Standard Code = 3)
dV
FMOUT
Tolerance of Output Voltage
of FM Demodulated Signal
DACM_s,
SC1_OUT_s
1)
1.5
+
1.5
dB
1 FM-carrier, 50
μ
s, 1 kHz,
40 kHz deviation; RMS
S/N
FM
S/N of FM Demodulated Signal
73
dB
1 FM-carrier 5.5 MHz, 50
μ
s,
1 kHz, 40 kHz deviation;
RMS, unweighted
0 to 15 kHz (for S/N);
full input range, FM-Pres-
cale = 46
, Vol = 0 dB
→
Output Level 1 V
RMS
at
DACM_s
THD
FM
Total Harmonic Distortion
+
Noise
of FM Demodulated Signal
0.1
%
fR
FM
FM Frequency Responses,
20...15000 Hz
1.0
+
1.0
dB
1 FM-carrier 5.5 MHz,
50
μ
s, Modulator input
level =
14.6 dBref; RMS
XTALK
FM
FM Crosstalk Attenuation (Dual)
80
dB
2 FM-carriers 5.5/5.74 MHz,
50
μ
s, 1 kHz, 40 kHz
deviation; Bandpass 1 kHz
SEP
FM
FM Channel Separation (Stereo)
50
dB
2 FM-carriers 5.5/5.74 MHz,
50
μ
s, 1 kHz, 40 kHz
deviation; RMS
AM Characteristics (MSP Standard Code = 9)
S/N
AM(1)
S/N of AM Demodulated Signal
measurement condition: RMS/Flat
DACM_s,
SC1_OUT_s
1)
55
dB
SIF level: 0.1
0.8 V
AM-carrier 54% at 6.5 MHz
Vol = 0 dB, FM/AM
prescaler set for
output = 0.5 V
at
Loudspeaker out;
Standard Code = 09
hex
no video/chroma
components
S/N
AM(2)
S/N of AM Demodulated Signal
measurement condition: QP/CCIR
45
dB
THD
AM
Total Harmonic Distortion
+
Noise
of AM Demodulated Signal
0.6
%
fR
AM
AM Frequency Response
50...12000 Hz
2.5
+
1.0
dB
1)
“
s
”
means
“
L
”
or
“
R
”
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