PRELIMINARY DATA SHEET
MSP 34x7G
Symbol
Parameter
Pin Name
Min.
Typ.
Max.
Unit
Test Conditions
BTSC Characteristics (MSP Standard Code = 20 , 21
)
hex
hex
with a minimum IF input signal level of 70 mVpp (measured without any video/chroma signal components)
S/N
S/N of BTSC Stereo Signal
S/N of BTSC-SAP Signal
DACM_s,
SC1_OUT_s
64
55
dB
dB
1 kHz L or R or SAP, 100%
modulation, 75 µs deempha-
sis, RMS unweighted 0 to 15
kHz
BTSC
1)
THD
THD+N of BTSC Stereo Signal
THD+N of BTSC SAP Signal
0.15
0.8
%
%
1 kHz L or R or SAP, 100%
75 µs EIM , DBX NR or
MNR, RMS unweighted
0 to 15 kHz
BTSC
2)
fR
fR
Frequency Response of BTSC Ste-
reo, 50 Hz...12 kHz
−1.0
−1.0
1.0
1.0
dB
dB
L or R or SAP,
1%...66% EIM , DBX NR
DBX
2)
Frequency Response of BTSC-
SAP, 50 Hz...9 kHz
2)
Frequency Response of BTSC Ste-
reo, 50 Hz...12 kHz
−2.0
−2.0
2.0
2.0
dB
dB
L or R 5%...66% EIM , MNR
MNR
Frequency Response of BTSC-
SAP, 50 Hz...9 kHz
SAP, white noise, 10% Modu-
lation, MNR
XTALK
Stereo → SAP
SAP → Stereo
75
75
dB
dB
1 kHz L or R or SAP, 100%
modulation, 75 µs deempha-
sis, Bandpass 1 kHz
BTSC
2)
SEP
Stereo Separation DBX NR
50 Hz...10 kHz
50 Hz...12 kHz
L or R 1%...66% EIM , DBX
NR
DBX
35
30
dB
dB
SEP
Stereo Separation MNR
30
dB
L = 300 Hz, R = 3.1 kHz
14% Modulation, MNR
MNR
1)
“s” means “L” or “R”
2)
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
55
MICRONAS [ MICRONAS ]
