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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
SRS 3D Stereo + SRS 3D Mono 1Chip
OUTLINE
M62459 has SRS 3D STEREO and SRS 3D MONO. There are three modes, those are SRS 3D stereo SRS 3D mono and bypass. Each mode can be set by terminals.
PACKAGE OUTLINE
FEATURE
Each mode can be set by terminals. 2- input selectors for TV and AUX.
24P4D(P)
APPLICATION
TV , Mini-Stereo , etc RECOMMENDED OPERATING CONDITION Supply voltage range Rated supply voltage 6 ~ 9.5V 9V
24P2W(FP)
SYSTEM BLOCK DIAGRAM
M62459P/FP
SRS Mono
M62420SP
Volume Tone
SRS3D Stereo & Pseudo Stereo
Mono out
Bypass SRS Stereo SRS Mono
Bass Treble
TV
Bypass SRS Stereo
Bass Treble
AUX
INPUT SELECTOR 2ch/1ch
SRS STEREO ON/OFF
SRS MONO ON/OFF
I2C BUS
1
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
Block Diagram
14
11 10 9 MONO 8 STEREO 7 6 5
+
REF OUT
SRS STEREO GND PS LPF HPF BPF L+R REF IN REF OUT LIN-2 RIN-2
13
12 4 3 2 MITSUBISHI ELECTRIC 1
REF
SRS MONO
Input Selector Vcc LOUT SRS NL SRS C SRS B SRS NR ROUT SRS A SRS PR LIN-1 RIN-1
20 24 23 22 21
-
19
18
17
16
15
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
ABSOLUTE MAXIMUM RATINGS
Symbol Vcc Pd K Topr Tstg
Parameter Supply Voltage Power Dissipation Thermal Derating Operating Temperature Storage Temperature
Conditions
Ratings 13.0
Unit V mW mW/C
Ta25 Ta>25
950(P)/860(FP) 9.5(P)/8.6(FP) -20 ~ 75 -40 ~ 125
C C
Thermal Derating
1000 950
P FP
Power Dissipation Pd [ mW ]
860 800
600
400
200
25
50
75
100
125
150
AMBIENT TEMPERATURE Ta [ C ]
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
RECOMMENDED OPERATING CONDITION
Symbol Vcc VIH VIL
Parameter Supply Voltage High Level Input Voltage Low Level Input Voltage
Conditions
Min. 4.5
Typ. Max. 9.0 12.0 Vcc 0.8
Unit V V V
Pin-12,13,14 Pin-12,13,14
2.1 0
ELECTRICAL CHARACTERISTICS (1) Power Supply Characteristics Symbol Icc Parameter Circuit Current Conditions Min. Typ. Max. 16 35 Unit mA
(2) -1 Input / Output Characteristics (Vcc=9V, Ta=25C, Vi=500mVrms) Symbol Gv1 Gv2 Gv3 Gv4 Gv5 VOM THD Parameter Input - Output Voltage Gain1 Input - Output Voltage Gain2 Input - Output Voltage Gain3 Input - Output Voltage Gain4 Input - Output Voltage Gain5 Conditions Input Output
pin1,2 f=1kHz pin1,2 f=1kHz pin1,2 f=100Hz pin1,2 f=100Hz pin1,2 f=10KHz pin5,10 RL=10K pin5,10 RL=10K pin5,10 RL=10K pin10 RL=10K pin10 RL=10K pin5,10 THD=1% IHF-A filter RL=10K pin5,10 DIN-A filter RL=10K
Conditions
Bypass(pin13,14=0V) 1ch select(pin12=0V) SRS Stereo(pin14=5V) 1ch select(pin12=0V) SRS Stereo(pin14=5V) 1ch select(pin12=0V) SRS Mono(pin13=5V) 1ch select(pin12=0V) SRS Mono(pin13=5V) 1ch select(pin12=0V) Bypass(pin13,14=0V) 1ch select(pin12=0V) Bypass(pin13,14=0V) 1ch select(pin12=0V)
Limit
Min. Typ. Max.
Unit dB dB dB dB dB Vrms
-3 -0.5 +7 +4.5 +2.5 1.8
0 +2.5 +10
+3 +5.5 +13
+7.5 +10.5 +6 2.2 0.01 0.05 +9.5
pin1,2 Maximum f=1kHz Output Voltage pin1,2 Total Harmonic f=1kHz Distortion Vi=-10dBv
%
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
Symbol VNO1 VNO2 VNO3
Parameter Output Noise Voltage1 Output Noise Voltage2 Output Noise Voltage2
Conditions Input Output IHF-A filter IHF-A filter IHF-A filter
Conditions
Bypass(pin13,14=0V)
Limit
Min. Typ. Max.
Unit Vrms
3 30 30
10
SRS Stereo(pin14=5V)
100 Vrms 100 Vrms
SRS Mono(pin13=5V)
Switch Condition and the Mode
12 Input Selector
Input Selector Switch
13 SRS MONO SRS MONO ON SRS MONO OFF
SRS MONO Switch
2 ch 1 ch
H L
H L
14 SRS STEREO
FOCUS H/L Switch
SRS STEREO ON SRS STEREO OFF
H L
*Bypass mode can be set by both SRS STEREO switch and SRS MONO switch are set to "L".
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
SRS Stereo/Mono/Bypass Version
Rin2
Lin2
R7 2K C1 Cref
C4 R9 0.01 C2 C3 C5 0.22 0.1 SRS STEREO ON/OFF SRS MONO ON/OFF
2.2
2.2
10
0.1 4K
0.0047
24
23
22
REF OUT
21
+
REF
20
19
18
17
16
15
14
13
-
MONO
STEREO
1
2
3
C6
4
5
C10 470p 2.2
6
C7 0.01 C8 0.82
7
8
9
C9
10
11
12
2.2
2.2
0.018
470p 1ch/2ch SELECTOR INPUT 2.2
VCC Lout
Rin1
Lin1
Rout
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MITSUBISHI SOUND PROCESSOR
M62459P/FP
SOUND CONTROLLER FOR TV
NOTE
Each switches (SRS ON/OFF, SRS MONO ON/OFF Switches) does not have the countermeasure for click noise, so that we recommend outside mute circuit.
SRS,the SRS logo,Sound Retrieval System and "everything else is only stereo" are registered trademarks of SRS Labs, Inc. This device available only to licensees of SRS Lab,Inc. Licensing and application information may be obtained from SRS Lab, Inc. Mitsubishi Electric Corporation assumes no responsibility for any damage,or infringement of any third-party's rights, originating in the use of any product data, diagrams, charts or circuit application examples contained in these materials.
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