M62465FP Просмотр технического описания (PDF) - MITSUBISHI ELECTRIC

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производитель

M62465FP

Dolby Pro Logic Surround

MITSUBISHI ELECTRIC  

PRELIMINARY

Notice ; This is not a f inal specif ication.

some parametric limits are subject to change.

MITSUBISHI SOUND PROCESSORS

M62465FP

Dolby Pro Logic Surround

ELECTRICAL CHARACTERRISTICS (DECODER)

Vcc=9V,VDD=5V 0dB Reference=300mVrms/1KHz at C-OUT unless otherwise noted.(Cch Trimmer=0dB)

Symbol

Overall

Parameter

Conditions

Limits

Min

Typ

Icc

Circuit Current

Quiescent

25

IDD

Circuit Current

Quiescent

25

Vref

Reference Voltage

Input Auto Balance

Quiescent

3.5

4.0

CPR

Capture Range

±5

CER

Error Correction

±4

Adaptive Matrix

∆VoL

Output Level Accuracy

relative to C ch

L, R, S'ch out

-0.5

MR

Matrix Rejection relative L, R, C, S'ch out

25

HRAM Headroom

L, R, C, S' out

15

L, R, C, S'ch out 4ch mode

THDAM Total Harmonic Distortion

L, Rch out 2ch mode

Rg=0Ω,weighted CCIR/AMR 4ch mode

75

SNAM Signal to Noise Ratio

L, Rch out 2ch mode

95

0

40

17

0.05

0.002

80

100

NopAM Peak Noise

measurement time 4ch mode

=40msec

2ch mode

Noise Sequencer (0dBd Reference is input at NR-IN when adjust to 0dB (300mVrms/100Hz) at S out.

Vno

∆Vno

Vnop

Output Noise Level

Output Level Accuracy

relative to C ch

Output Noise peak

L, R, S'ch out

measurement time=6sec

-15 -12.5

-0.5

0

Modified B type Noise Reduction

VGNR

Voltage Gain

Vin=0dBd,f =100Hz

9.2

DEC1

Decode Responce 1

Vin=0dBd,f=1.0kHz

-1.6 -0.1

DEC2

Decode Responce 2

Vin=-15dBd,f=1.4kHz

-3.0 -1.5

DEC3

Decode Responce 3

Vin=-20dBd,f=1.4kHz

-4.9

-3.4

DEC4

Decode Responce 4

Vin=-40dBd,f=5.0kHz

-6.8

-5.3

THDNR Total Harmonic Distortion Vin=0dBd,f=1kHz

0.0

HRNR

Headroom

THD=1%

15

717

SNNR

Signal to Noise Ratio

Rg=0Ω, weighted CCIR/AMR

73

78

NoPNR Peak Noise

measurement time=40msec

C,S ch Trimmer

ATT-12dB attenuation level:-12dB Digital Input=-12

-14

-12

ATTmax Maximum attenuation

TS

Trimmer step

Surround (L+R,L-R) <MIXOUT >

Digital Input=-31

-37

-31

0.6

1.0

THDSU Total Harmonic Distortion Vin=0dBd,f=1kHz

SNSU Signal to Noise Ratio Rg=0Ω, weighted CCIR/AMR

0.05

85

90

Unit

Max

50

mA

50

mA

4.5

V

dB

dB

0.5 dB

dB

dB

0.2

%

0.05

±0.3

±0.3

dB

mV0-p

-10

0.5

±550

dB

dB

mV0-p

1.4

0

-1.9

-3.8

0.3

±0.3

dB

dB

%

dB

dB

mV0-p

-10 dB

-25

dB

1.4 dB

0.2 %

dB

MITSUBISHI

ELECTRIC

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