MSP3438G Datasheet, PDF (65/84 Pages) Micronas – Multistandard Sound Processor Family

PRELIMINARY DATA SHEET
MSP 3438G
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
DACp_s
−1.5
SCn_OUT_s¹⁾
+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 = 7Fh
Output level 1 V_RMS at
DACp_s
THD_NICAM
BER_NICAM
Total Harmonic Distortion + Noise
of NICAM Baseband Signal
NICAM: Bit Error Rate
0.1
%
1
10^−7
2.12 kHz, Modulator input
level = 0 dBref
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
DACp_s,
−1.5
SCn_OUT_s¹⁾
+1.5 dB
1 FM-carrier, 50 µs, 1 kHz,
40 kHz deviation; RMS
S/N_FM
THD_FM
S/N of FM Demodulated Signal
Total Harmonic Distortion + Noise
of FM Demodulated Signal
73
dB
1 FM-carrier 5.5 MHz,
50 µs, 1 kHz, 40 kHz devi-
0.1
%
ation; RMS, unweighted
0 to 15 kHz (for S/N);
full input range, FM-Pres-
cale = 46 h, Vol = 0 dB
→ Output Level 1 V_RMS at
DACp_s
fR_FM
FM Frequency Responses,
20...15000 Hz
−1.0
+1.0 dB
1 FM-carrier 5.5 MHz,
50 µs, Modulator input
level = −14.6 dBref; RMS
XTALK_FM
FM Crosstalk Attenuation (Dual)
80
dB
2 FM-carriers
5.5/5.74 MHz, 50 µs,
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 µs,
1 kHz, 40 kHz deviation;
RMS
AM Characteristics (MSP Standard Code = 9)
S/N_AM(1)
S/N_AM(2)
THD_AM
S/N of AM Demodulated Signal
DACp_s,
48
measurement condition: RMS/Flat SCn_OUT_s¹⁾
S/N of AM Demodulated Signal
35
measurement condition: QP/CCIR
Total Harmonic Distortion + Noise
of AM Demodulated Signal
dB
dB
0.6
%
SIF level: 0.1−0.8 V_pp
AM-carrier 54% at 6.5 MHz
Vol = 0 dB, FM/AM
prescaler set for
output = 0.5 V_RMS at
Loudspeaker out;
Standard Code = 09_hex
1) _{“n” means “1”, “2”, “3”, or “4”; “s” means “L” or “R”; “p” means “Loudspeaker (Main)’’ or ‘‘Headphone (AUX)’’}
MICRONAS INTERMETALL
65