JPN MTS (Multi Channel Television Sound) Decoder IC
http://onsemi.com
Features
•
With SIF circuit, alignment-free* STEREO channel separation.
* In base band signal input mode, separation is adjusted by input level.
•
Three I
2
C slave-addresses are prepared.
•
The maximum output level is as large as 4.2dBV.
(Frequency = 1kHz, distortion = less than 3%, VCC = 5V, TYP)
•
The external clock is unnecessary.
•
A couple of external input terminal is prepared.
Functions
•
Stereo & Bilingual demodulation.
•
Stereo & Bilingual detection.
•
Just clock out.
Specifications
Maximum Ratings
at Ta = 25°C
Parameter
Maximum power supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
VCCH max
Pd max
Topr
Tstg
Ta
≤
80°C, Mounted on a specified board*
Conditions
Ratings
7.0
203
-20 to +80
-55 to +150
Unit
V
mW
°C
°C
* Mounted on a specified board: 114.3mm
×
76.1mm
×
1.6mm glass epoxy board
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.
Semiconductor Components Industries, LLC, 2013
July, 2013
N1908 MS / D2607 TI IM 20070928-S00006, S00003 No.A0982-1/12
LA72715V
Operating Ranges
at Ta = 25°C
Parameter
Recommended operating voltage
Allowable operating voltage
Symbol
VCCH
VCCH op
Conditions
Ratings
5.0
4.5 to 5.5
Unit
V
V
Electrical Characteristics
at Ta
=
25°C, VDD = 5V
[Condition of input signal at pin 5]
BASE BAND input
[Output] L-ch: pin 18, R-ch: pin 17
Ratings
Parameter
Current dissipation
MONO output level
Symbol
ICC1
VOMN1
ΔV
OMN1
THDM1
FCM1
SNM1
VOST1
Conditions
No signal, Inflow current at pin 19
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
10kHz/1kHz, 100% Mod, 15kHz LPF
Pre-emphasis OFF
MONO S/N
STEREO output level
Non Mod, 15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Stereo),
15kHz LPF
STEREO distortion
STEREO S/N
Main output level
THDS1
SNS1
VOMA1
fm
=
1kHz, 100% Mod, Cue (Stereo),
15kHz LPF
Sub Carrier (Non Mod), Cue (Stereo),
15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
Main distortion
Main S/N
SUB output level
THDMA1
SNMA1
VOSU1
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
Sub Carrier (Non Mod), Cue (Bilingual), 15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
SUB distortion
SUB frequency characteristics
SUB Main S/N
STEREO separation L
→
R
STERO separation R
→
L
Stay behind carrier level (SUB)
Stay behind carrier level (MAIN)
Cross-talk MAIN
→
SUB
Cross-talk SUB
→
MAIN
MODE output MONO
MODE output STEREO
MODE output BILINGUAL
Just Clock output High voltage
Just Clock output Low voltage
Max Output level
THDSU1
FCSU1
SNSU1
SEPR1
SEPL1
CLSU1
CLMA1
CTSUB1
CTMA1
MODMO1
MODST1
MODBI1
JCH1
JCL1
MOL1
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
fm
=
10kHz/1kHz, 60% Mod, Cue (Bilingual),
15kHz LPF, Pre-emphasis OFF
Sub Carrier (Non Mod), Cue (Bilingual), 15kHz LPF
fm
=
1kHz (L-only), 60% Mod, Cue (Stereo),
15kHz LPF
fm
=
1kHz (R-only), 60% Mod, Cue (Stereo),
15kHz LPF
Main
=
0%, Sub
=
0% (Carrier)
Cue (Bilingual)
Main
=
0%, Sub
=
0% (Carrier)
Cue (Bilingual)
Main : fm
=
1kHz, 100% modulation,
Cue (Bilingual), 1kHz BPF
Sub : fm
=
1kHz, 100% modulation,
Cue (Bilingual), 1kHz BPF
Input
=
Mono Signal
Input
=
Stereo Signal
Input
=
Bilingual Signal
f
=
400Hz (mono), 25% Mod
f
=
400Hz (mono), 10% Mod
f = 1kHz, distortion = 3%
3.3
1462
EXTERNAL input level
EXTIN1
f = 1kHz, (pin 12 & pin 13 input)
4.2
1622
-14.5
188.4
1.7
0
2.7
4
1
2
1
3
2.3
1.3
3.3
V
V
V
V
V
dBV
mVrms
dBV
mVrms
55
62
dB
55
62
dB
-55
-45
dBV
-50
-40
dBV
35
43
dB
50
35
60
43
dB
dB
-18
-14.5
dB
60
-6
501
65
-4.5
595
0.7
-3
708
1.5
dB
dBV
mVrms
%
-6
501
-4.5
595
0.2
-3
708
0.5
dBV
mVrms
%
50
60
dB
60
-6
501
65
-4.5
595
0.5
-3
708
1
dB
dBV
mVrms
%
-18
min
18
-6
501
MONO L/R level difference
MONO distortion
MONO frequency characteristics
-1
typ
26
-4.5
595
0
0.2
-13.5
max
34
-3
708
1
0.5
unit
mA
dBV
mVrms
dB
%
dB
No.A0982-2/12
LA72715V
[Condition of input signal at pin 5]
Deviation of SIF input MONO : (fm = 1kHz) 100%→4.5MHz±25kHz Pre-Emphasis ON
[Output] L-ch : pin 18, R-ch : pin 17
Ratings
Parameter
Current dissipation
Input sensitivity level
Symbol
ICC2
VSIN
Conditions
No signal, Inflow current at pin 19
fc = 4.5MHz
min
20
70
3.16
MONO output level
VOMN2
ΔV
OMN2
THDM2
FCM2
SNM2
VOST2
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
1kHz, 100% Mod, Pre-emphasis OFF
fm
=
10kHz/1kHz, 100% Mod, 15kHz LPF
Pre-emphasis OFF
MONO S/N
STEREO output level
Non Mod, 15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Stereo),
15kHz LPF
STEREO distortion
STEREO S/N
Main output level
THDS2
SNS2
VOMA2
fm
=
1kHz, 100% Mod, Cue (Stereo),
15kHz LPF
Sub Carrier (Non Mod), Cue (Stereo),
15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
Main distortion
Main S/N
SUB output level
THDMA2
SNMA2
VOSU2
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
Sub Carrier (Non Mod), Cue (Bilingual), 15kHz LPF
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
SUB distortion
SUB frequency characteristics
SUB Main S/N
STEREO separation L
→
R
STERO separation R
→
L
Stay behind carrier level (SUB)
Stay behind carrier level (MAIN)
Cross-talk MAIN
→
SUB
Cross-talk SUB
→
MAIN
MODE output MONO
MODE output STEREO
MODE output BILINGUAL
Just Clock output High voltage
Just Clock output Low voltage
Max Output level
THDSU2
FCSU2
SNSU2
SEPR2
SEPL2
CLSU2
CLMA2
CTSUB2
CTMA2
MODMO2
MODST2
MODBI2
JCH2
JCL2
MOL2
fm
=
1kHz, 100% Mod, Cue (Bilingual),
15kHz LPF
fm
=
10kHz/1kHz, 60% Mod, Cue (Bilingual),
15kHz LPF, Pre-emphasis OFF
Sub Carrier (Non Mod), Cue (Bilingual), 15kHz LPF
fm
=
1kHz (L-only), 60% Mod, Cue (Stereo),
15kHz LPF
fm
=
1kHz (R-only), 60% Mod, Cue (Stereo),
15kHz LPF
Main
=
0%, Sub
=
0% (Carrier)
Cue (Bilingual)
Main
=
0%, Sub
=
0% (Carrier)
Cue (Bilingual)
Main : fm
=
1kHz, 100% modulation,
Cue (Bilingual), 1kHz BPF
Sub : fm
=
1kHz, 100% modulation,
Cue (Bilingual), 1kHz BPF
Input
=
Mono Signal
Input
=
Stereo Signal
Input
=
Bilingual Signal
f
=
400Hz (mono), 25%Mod
f
=
400Hz (mono), 10%Mod
f = 1kHz, distortion = 3%
3.3
1462
EXTERNAL input level
EXTIN2
f = 1kHz, (pin 12 & pin 13 input)
4.2
1622
-14.5
188.4
1.7
0
2.7
4
1
2
1
3
2.3
1.3
3.3
V
V
V
V
V
dBV
mVrms
dBV
mVrms
55
62
dB
55
62
dB
-55
-45
dBV
-50
-40
dBV
35
38
dB
50
35
58
38
dB
dB
-18
-14.5
dB
55
-6
501
60
-4.5
595
0.7
-3
708
1.5
dB
dBV
mVrms
%
-6
501
-4.5
595
0.2
-3
708
0.5
dBV
mVrms
%
50
57
dB
55
-6
501
60
-4.5
595
0.5
-3
708
1
dB
dBV
mVrms
%
-18
-6
501
MONO L/R level difference
MONO distortion
MONO frequency characteristics
-1
typ
28
90
31.62
-4.5
595
0
0.2
-13.5
max
36
110
316.2
-3
708
1
0.5
unit
mA
dBμV
mVrms
dBV
mVrms
dB
%
dB
No.A0982-3/12
LA72715V
Package Dimensions
unit : mm (typ)
3175C
7.8
24
13
5.6
7.6
1
0.65
(0.33)
0.22
12
0.15
SANYO : SSOP24(275mil)
0.1
(1.3)
1.5max
0.5
No.A0982-4/12
MODE
I/O
VCC 5V
47μF
OUT(L)
OUT(R)
EXT_IN(L)
+
1μF
1μF
14
13
+
20
AMP(10dB)
MODE
REGULATOR
CUE
DET
LOGIC
CONTROL
SUB
15kHz
LPF
SUB
DEEM
MAIN
DEEM
15kHz
LPF
MAIN
COMP
952Hz
BPF
AM
DEMOD
CUE
BPF
4.5fH
TRAP
3.5fH
CLK.G
SUB
BPF
SUB
DEMOD
SUB
DET
SW
LCH
RCH
MATRIX
0.1μF
19
18
17
16
15
+
100μH
2.2μF
or more
2.2μF
or more
SLAVE ADD
SELECT
H:84H
OPEN:80H
L:A0H
N.C.
24
23
22
21
Block Diagram and Application Circuit Example
N.C.
N.C.
2.2μF
+
4.7μF
(*3)
LA72715V
SIF
VCC
1
4.7μF
1μF
Base Band Mode Application
controlled by I
2
C
4
5
+
MPX IN
N.C
10μF
10kΩ
+
0.1μF
SIF_IN
2
3
4
5
GND
6
JUST
CLK
7
8
VCC
1kΩ
100kΩ
9
I
2
C
DECODE
10
1kΩ
11
1μF
12
470kΩ to 1MΩ
(*1)
0.01μF
to 0.047μF
(*1)
The value of (1*), (2*), and (3*) affects sensitivity for signal detection. It must be adjusted depending on the
circumstances by the user.
(1*): Recommended constant value 0.0033μF + 470kΩ
(values when tested)
(2*): Recommended matching resistor value R1=1kΩ, R2=1kΩ
Recommended BPF Murata SFSRA4M50DF00-B0
(3*): Recommended constant value 4.7μF to 10kΩ
The ceramic capacitor may be used for the electrolytic capacitor.
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Microcontroller MCU
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