參數(shù)資料
型號: LV1041M
廠商: Sanyo Electric Co.,Ltd.
英文描述: Dolby Prologic Decoder
中文描述: 杜比定向邏輯解碼器
文件頁數(shù): 2/3頁
文件大?。?/td> 91K
代理商: LV1041M
No. 5889-2/19
LV1041M
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
CC
max
12
V
Ta
70°C
When mounted on a 114.3
×
76.1
×
1.6 mm fiberglass
epoxy printed circuit board.
Allowable power dissipation
Pd max
1300
mW
Operating temperature
Topr
–20 to +70
°C
Storage temperature
Tstg
–40 to +150
°C
Specifications
Maximum Ratings
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
V
CC
op
V
IH
V
IL
V
O
Dolby
9
V
Operating supply voltage range
8 to 10
V
Input high-level voltage
3.5 to 5.5
V
Input low-level voltage
0 to 1.0
V
Dolby level
300
mVrms
Operating Conditions
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
I
CC
V
OC
V
OL
R
jL
R
jC
R
jR
R
jS
THD
L
THD
C
THD
R
THD
S2
SN/
L
SN/
C
SN/
R
SN/
S
SH
L
SH
C
SH
R
SH
S
Vns
No signal
80
110
mA
Center channel output level
C input
–2
0
+2
dB
Output level deviation
L, R, Sch from Cch, matrix output
–0.5
0
+0.5
dB
Matrix rejection (L)
L input
–40
–25
dB
Matrix rejection (C)
C input
–40
–25
dB
Matrix rejection (R)
R input
–40
–25
dB
Matrix rejection (S)
S input
–40
–25
dB
Total harmonic distortion (L)
L 24-pin output
0.02
0.09
%
Total harmonic distortion (C)
C 31-pin output
0.02
0.09
%
Total harmonic distortion (R)
R 21-pin output
0.02
0.09
%
Total harmonic distortion (S)
S delay 33-pin output
L 24-pin output, CCIR/ARM, R
S
= 10 k
C 31-pin output, CCIR/ARM, R
S
= 10 k
R 21-pin output, CCIR/ARM, R
S
= 10 k
S delay 33-pin output
0.1
0.7
%
Signal-to-noise ratio (L)
–76
–71
dB
Signal-to-noise ratio (C)
–77
–71
dB
Signal-to-noise ratio (R)
–76
–71
dB
Signal-to-noise ratio (S)
–75
–65
dB
Signal handling (L)
L 24-pin output, V
CC
= 8.5 V, THD = 1%
C 31-pin output, V
CC
= 8.5 V, THD = 1%
R 21-pin output, V
CC
= 8.5 V, THD = 1%
V
CC
= 8.5 V, THD = 3%, output 33-pin S delay
Each matrix out
15
16
dB
Signal handling (C)
15
17
dB
Signal handling (R)
15
16
dB
Signal handling (S)
15
16
dB
Noise sequencer output level
53
60
90
mV
Dec1
0 dB, 1 kHz
–1.5
0.0
+1.5
dB
Noise reduction frequency
characteristics
Dec2
–20 dB, 1 kHz
–24.0
–22.5
–21.0
dB
Dec3
0 dB, 5 kHz
–1.5
0.0
+1.5
dB
Dec4
–20 dB, 5 kHz
–23.3
–21.8
–20.3
dB
Dec5
–40 dB, 5 kHz
–46.8
–45.3
–43.8
dB
[Prologic Off Mode]
Left and right channels total
harmonic distortion
THD
OFF
L, R, 400 to 30 kHz BPF
0.01
0.03
%
Left and right channels signal-to-
noise ratio
S/N
OFF
L, R, CCIR/ARM
–90
–80
dB
Left and right channels signal
handling
Shoff
L, R, V
CC
= 8.5 V, THD = 1%
15
16
dB
Master volume muting attenuation
V
MUTE
V
IN
= 1 Vrms
–92
–80
dB
Operating Conditions
at Ta = 25°C, V
CC
= 9 V, V
IN
= 300 mV rms (left and right inputs), 0.707
×
300 mV rms (center and surround
inputs), f = 1 kHz, center trim = 0 dB, surround trim = 0 dB, delay time = 20 ms, in wide mode, and with the
center and surround master volume set to 0 dB.
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