MM1326 MITSUMI | Alldatasheet
Document overview
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Technical content
Features
- Sound spreading sensation can be varied at will using an external VR (MM1354, MM1369) 2. Pseudo-stereo effects can be obtained from monaural audio signals (MM1369) 3. Sound spreading sensation can also be varied with a VR for pseudo-stereo from monaural input (MM1369) 4. Q Xpander on/off and pseudo-stereo on/off switching at TTL level 5. Internal filter circuit for few external components (MM1369) 6. No need for input signal encoding or special external equipment; playback possible using ordinary stereo equipment 7. Low-noise design: 55 µVrms with Q Xpander on (MM1326) 60 µVrms with Q Xpander on (MM1354) SSOP-20A (MM1326AJ) SDIP-22A (MM1326AD, MM1354AD, MM1354BD) SSOP-24A (MM1354AJ) SDIP-24A (MM1369AD, MM1369BD)
Applications
- Computer sound boards 2. Active speaker systems 3. TV game equipment and other amusement devices 4. TVs, monitors, audio equipment Line-Up MM1326 MM1354 MM1369 Variable sound spreading feature Fixed Variable Variable Pseudo-stereo No No Yes function (spreading variable) Operating power
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Absolute Maximum Ratings Recommended Operating Conditions Item Symbol Ratings Units Storage temperature TSTG -40~+125 ° C Operating temperature TOPR -20~+75 ° C Power supply voltage VCC max. 12 V Input voltage VIN max. GND <= VIN <= VCC V Output voltage IO max. 10 mA Allowable loss Pd 500 mA Item Symbol Ratings Units Operating temperature TOPR -20~+75 ° C Operating voltage VOP 4.5~10.0 V
Electrical Characteristics
Item Measurement conditions Min. Typ. Max. Units Consumption current 15 20 mA Output voltage *1 2 2.8 Vrms Voltage gain Q Xpander 1 SG1: 1Vrms, 1kHz, SG2: no signal 5 6 7 dB Voltage gain Q Xpander 2 SG1: 1Vrms, 1kHz, SG2: no signal -1 0.5 2 dB Voltage gain Q Xpander 3 SG1: no signal, SG2: 1Vrms, 1kHz 5 6 7 dB Voltage gain Q Xpander 4 SG1: no signal, SG2: 1Vrms, 1kHz -1 0.5 2 dB Voltage gain bypass 1 SG1: 1Vrms, 1kHz, SG2: no signal -0.5 0 0.5 dB Voltage gain bypass 2 SG1: no signal, SG2: 1Vrms, 1kHz -0.5 0 0.5 dB Input resistance 21 30 39 k Ω Power supply voltage rejection ratio VCC=9V+200mVrms, f=1kHz 44 50 dB Total harmonic distortion ratio Q Xpander Lch=1Vrms, Rch=no signal Lch=no signal, Rch=1Vrms 0.3 0.7 % Total harmonic distortion ratio bypass Lch=1Vrms, Rch=no signal Lch=no signal, Rch=1Vrms 0.03 0.3 % Output noise voltage Q Xpander L, R channels=no signal, BW=20Hz to 20kHz, A curve 55 100 µVrms Output noise voltage bypass L, R channels=no signal, BW=20Hz to 20kHz, A curve 15 32 µVrms SN ratio Q Xpander L, R channels=1Vrms, 1kHz, BW=20Hz to 20kHz, A curve 80 85 dB SN ratio bypass L, R channels=1Vrms, 1 kHz, BW=20Hz to 20 kHz, A curve 90 95 dB L-R channel balance L, R channels=1Vrms, 1kHz, Bypass=0V -10 1 d B Bypass pin voltage (H) *2 2.1 V Bypass pin voltage (L) *3 0.7 V Bypass pin voltage (H) *4 350 µA Bypass pin voltage (L) *5 -10 µA *1: Output voltage amplitude at f=1 kHz such that total output harmonic distortion is 1% *2: Voltage at which bypass pin (pin 2) is regarded as H (Q Sound mode) *3: Voltage at which bypass pin (pin 2) is regarded as L (bypass mode) *4: When Vbyp=5 V, current flowing into bypass pin (pin 2) *5: When Vbyp=0 V, current flowing from bypass pin (pin 2) [MM1326]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Absolute Maximum Ratings Recommended Operating Conditions Item Ratings Units Storage temperature -40~+125 ° C Operating temperature -20~+75 ° C Power supply voltage 15 V Input voltage GND <= VIN <= VCC V Output voltage 10 mA Allowable loss 650 mA Item Ratings Units Operating temperature -20~+75 ° C Operating voltage 4.5~12.0 V Item Measurement conditions Min. Typ. Max. Units Consumption current 16 21 mA Voltage gain Q Xpander 1 SG1:1Vrms, 1kHz, SG2: no signal 3 4 5 dB Voltage gain Q Xpander 2 SG1:1Vrms, 1kHz, SG2: no signal -1 0.5 2 dB Voltage gain Q Xpander 3 SG1: no signal, SG2: 1Vrms, 1kHz 3 4 5 dB Voltage gain Q Xpander 4 SG1: no signal, SG2: 1Vrms, 1kHz -1 0.5 2 dB Voltage gain bypass 1 SG1:1Vrms, 1kHz, SG2: no signal -5.6 -5.1 -4.6 dB Voltage gain bypass 2 SG1: no signal, SG2: 1Vrms, 1kHz -5.6 -5.1 -4.6 dB Input resistance 21 30 39 k Ω Input voltage amplitude (1) *1 1 1.4 Vrms Input voltage amplitude(2) *2 0.5 0.7 Vrms Total harmonic distortion ratio Q Xpander Lch=1Vrms, Rch=no signal, Lch=no signal, Rch=1Vrms 0.4 1.0 % Total harmonic distortion ratio bypass Lch=1Vrms, Rch=no signal, Lch=no signal, Rch=1Vrms 0.03 0.3 % Output noise voltage Q Xpander L, R channels=no signal, BW=20Hz to 20kHz, A curve 60 100 µVrms Output noise voltage bypass L, R channels=no signal, BW=20Hz to 20kHz, A curve 15 32 µVrms L-R channel balance L, R channels=1Vrms, 1kHz, Bypass=0V -10 1 d B Bypass pin voltage (H) *3 2.1 V Bypass pin voltage (L) *4 0.7 V Bypass pin voltage (H) *5 350 µA Bypass pin voltage (L) *6 -10 µA *1: Input voltage amplitude at f=1 kHz such that total output harmonic distortion is 1%. However, signals input to SG1 and SG2 are in phase (phase difference 0° ). *2: Input voltage amplitude at f=1 kHz such that total output harmonic distortion is 1%. However, signals input to SG1 and SG2 are opposite in phase (phase difference 180° ). *3: Voltage at which bypass pin (pin 22) is regarded as H *4: Voltage at which bypass pin (pin 22) is regarded as L *5: When Vbyp=5V, current flowing into bypass pin *6: When Vbyp=0V, current flowing from bypass pin [MM1354]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Absolute Maximum Ratings Recommended Operating Conditions Item Ratings Units Storage temperature -40~+125 ° C Operating temperature -20~+75 ° C Power supply voltage 15 V Input voltage GND <= VIN <= VCC V Output voltage 10 mA Allowable loss 650 mA Item Ratings Units Operating temperature -20~+75 ° C Operating voltage 8.0~10.0 V Item Measurement conditions Min. Typ. Max. Units Consumption current 20 26 mA Voltage gain Q Xpander 1 SG1: 1Vrms, 1kHz, SG2: no signal 1.5 3.5 5.5 dB Voltage gain Q Xpander 2 SG1: 1Vrms, 1kHz, SG2: no signal -20 2 d B Voltage gain Q Xpander 3 SG1: no signal, SG2: 1Vrms, 1kHz 1.5 3.5 5.5 dB Voltage gain Q Xpander 4 SG1: no signal, SG2: 1Vrms, 1kHz -20 2 d B Voltage gain bypass 1 SG1: 1Vrms, 1kHz, SG2: no signal -7.5 -5.5 -3.5 dB Voltage gain bypass 2 SG1: no signal, SG2: 1Vrms, 1kHz -7.5 -5.5 -3.5 dB Voltage gain pseudo-stereo 1 SG: 1Vrms, 1kHz, SG2: no signal -9.5 -7.5 -5.5 dB Voltage gain pseudo-stereo 2 SG1: no signal, SG2: 1Vrms, 1kHz -7.5 -5.5 -3.5 dB Output phase (1) SG1: 1Vrms, 1kHz, SG2: no signal -75 -60 -45 dB Output phase (2) SG1: no signal, SG2: 1Vrms, 1kHz -140 -125 -110 dB Input resistance (1) Vbyp1, 2=0V, f=20Hz 21 30 39 k Ω Input resistance (2) Vbyp1, 2=0V, f=1kHz 8 11 14 k Ω Input resistance (3) Vbyp1, 2=0V, f=20kHz 5 7 9 k Ω Input voltage amplitude (1) *1 1 1.4 Vrms Input voltage amplitude (2) *2 0.5 0.7 Vrms Total harmonic distortion ratio Q Xpander Lch=1Vrms, Rch=no signal, Lch=no signal, Rch=1Vrms 0.4 1 % Total harmonic distortion ratio bypass Lch=1Vrms, Rch=no signal, Lch=no signal, Rch=1Vrms, Vbyp=0V 0.4 0.8 % Output noise voltage Q Xpander L, R channels=no signal, BW=20Hz to 20kHz, A curve, Vbyp2=0V 75 150 µVrms Output noise voltage bypass L, R channels=no signal, BW=20Hz to 20kHz, A curve, Vbyp1,2=0V 20 40 µVrms L-R channel balance L, R channels=1Vrms, 1kHz, Vbyp1,2=0V -1.5 0 1.5 dB Bypass pin voltage (H) *3 2.1 V Bypass pin voltage (L) *4 0.7 V Bypass pin voltage (H) Vbyp=5V *5 350 µA Bypass pin voltage (L) Vbyp=0V *6 -10 µA Pin 13 offset voltage Vbyp1=0V *7 -30 0 30 mV Pin 3 offset voltage Vbyp1=0V *8 -30 0 30 mV Pin 4 offset voltage Vbyp1=0V *9 -30 0 30 mV Pin 5 offset voltage Vbyp1=0V *10 -30 0 30 mV *1: Input voltage amplitude at f=1 kHz such that total output harmonic distortion is 1%. However, signals input to SG1 and SG2 are in phase (phase difference 0° ). *2: Input voltage amplitude at f=1 kHz such that total output harmonic distortion is 1%. However, signals input to SG1 and SG2 are opposite in phase (phase difference 180° ). *3: Voltage at which bypass pin (pin 22) is regarded as H *4: Voltage at which bypass pin (pin 22) is regarded as L *5: When Vbyp=5V, current flowing into bypass pin *6: When Vbyp=0V, current flowing from bypass pin *7: Defined as the difference in pin 13 DC output voltages on switching from normal stereo mode to pseudo-stereo mode. *8: Defined as the difference in pin 3 DC output voltages on switching from normal stereo mode to pseudo-stereo mode. *9: Defined as the difference in pin 4 DC output voltages on switching from normal stereo mode to pseudo-stereo mode. *10: Defined as the difference in pin 5 DC output voltages on switching from normal stereo mode to pseudo-stereo mode. [MM1369]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Block Diagram and Application Circuits [MM1326]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Block Diagram and Application Circuits [MM1354]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Block Diagram and Application Circuits [MM1369]
MITSUMI Q Xpander Processors MM1326, 1354, 1369 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 10.0 -10.0 -20.0 -30.0 -40.0 Voltage gain Gr (dB) Characteristics [MM1326] LIN-ROUT (RIN-LOUT) Frequency characteristic LIN-ROUT (RIN-LOUT) Voltage gain-Frequency 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 15.0 10.0 5.0 -5.0 -10.0 Voltage gain Gr (dB) LIN-LOUT (RIN-ROUT) Frequency characteristic LIN-LOUT (RIN-ROUT) Voltage gain-Frequency 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 10.0 -10.0 -20.0 -30.0 -40.0 Voltage gain Gr (dB) [MM1354] LIN-ROUT (RIN-LOUT) Frequency characteristic LIN-ROUT (RIN-LOUT) Voltage gain-Frequency 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 15.0 10.0 5.0 -5.0 -10.0 Voltage gain Gr (dB) LIN-LOUT (RIN-ROUT) Frequency characteristic LIN-LOUT (RIN-ROUT) Voltage gain-Frequency 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 10.0 -10.0 -20.0 -30.0 -40.0 Voltage gain Gr (dB) [MM1369] LIN-ROUT (RIN-LOUT) Frequency characteristic LIN-ROUT (RIN-LOUT) Voltage gain-Frequency 10.0 100.0 1.0k Frequency (Hz) hertz (log) 10.0k 100.0k 15.0 10.0 5.0 -5.0 -10.0 Voltage gain Gr (dB) LIN-LOUT (RIN-ROUT) Frequency characteristic LIN-LOUT (RIN-ROUT) Voltage gain-Frequency
MITSUMI Q Xpander Processors MM1326, 1354, 1369 Speakers with balance control Speakers with balance volume controls OR Balance Centered Volume Left Volume RIght 3. Speaker orientations should be the same 4. Right and left channel volumes should be equal 5. Listening is best midway between the speakers Ideal Settings for Q Sound 1. Speaker heights should be equal 2. Speaker faces should be aligned