M62465FP Просмотр технического описания (PDF) - Renesas Electronics
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M62465FP Datasheet PDF : 25 Pages
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M62465FP
Electrical Characteristics (Decoder)
(VCC = 9 V, VDD = 5 V, 0dB Reference = 300 mVrms/1 kHz at C-OUT unless otherwise noted. (Cch Trimmer = 0 dB))
Limits
Item
Symbol
Min
Typ Max Unit
Conditions
Overall
Circuit current
ICC
—
25
50
mA Quiescent
Circuit current
IDD
—
25
50
mA Quiescent
Reference voltage
Vref
3.5
4.0
4.5
V
Quiescent
Input auto valance
Capture range
CPR
—
±5
—
dB
Error correction
CER
—
±4
—
dB
Adaptive matrix
Output level accuracy ∆VOL
−0.5
0
0.5
dB L, R, S′ch out
relative to Cch
Matrix rejection relative. MR
25
40
—
dB L, R, C, S′ch out
Headroom
HRAM
15
17
—
dB L, R, C, S′ out
Total harmonic
THDAM
—
0.05
0.2
%
L, R, C, S′ch out 4ch mode
Distortion
—
0.002 0.05
L, Rch out 2ch mode
Signal to noise ratio
SNAM
75
80
—
dB Rg = 0 Ω, weighted CCIR/AMR 4ch
mode
95
100
—
L, Rch out 2ch mode
Peak noise
NopAM
—
—
±0.3 mVp-p measurement time = 4ch mode
—
—
±0.3
40ms
2ch mode
Noise sequencer (0 dBd Reference is input at NR–IN when adjust to 0 dB (300 mVrms/100 Hz) at S out.
Output noise level
Vno
−15
−12.5 −10
dB
Output level accuracy ∆Vno
−0.5
0
0.5
dB L, R, S′ch out
relative to Cch
Output noise peak
Vnop
—
—
±550 mVp-p Measurement time = 6 s
Modified B type noise reduction
Voltage gain
VGNR
—
9.2
—
dB Vin = 0 dBd, f = 100 Hz
Decode response 1
DEC1
−1.6
−0.1
1.4
dB Vin = 0 dBd, f = 1.0 kHz
Decode response 2
DEC2
−3.0
−1.5
0
Vin = −15 dBd, f = 1.4 kHz
Decode response 3
DEC3
−4.9
−3.4 −1.9
Vin = −20 dBd, f = 1.4 kHz
Decode response 4
DEC4
−6.8
−5.3 −3.8
Vin = −40 dBd, f = 5.0 kHz
Total harmonic
THDNR
—
0.0
0.3
%
Vin = 0 dBd, f = 1 kHz
distortion
Headroom
HRNR
15
717
—
dB THD = 1%
Signal to noise ratio
SNNR
73
78
—
dB Rg = 0 Ω weighted CCIR/AMR
Peak noise
NoPNR
—
—
±0.3 mVp-p Measurement time = 40 ms
C, Sch trimmer
Attenuation level: –12dB ATT–12dB
−14
−12
−10
dB Digital input = −12
Maximum attenuation ATTmax
−37
−31
−25
dB Digital input = −31
Trimmer step
TS
0.6
1.0
1.4
dB
Surround (L+R, L−R) <MIXOUT>
Total harmonic
THDSU
—
0.05
0.2
%
Vin = 0 dBd, f = 1 kHz
distortion
Signal to noise ratio
SNSU
85
90
—
dB Rg = 0 Ω weighted CCIR/AMR
REJ03F0219-0201 Rev.2.01 Mar 31, 2008
Page 9 of 24
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