參數(shù)資料
型號： LV1050M
元件分類： 消費家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝： QIP-80
文件頁數(shù)： 2/4頁
文件大?。?/td> 84K
代理商： LV1050M
LV1050M
No.6628-2/14
Specifications
Absolute Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
10.5
V
Allowable power dissipation
Pd max
Ta
≤ 70°C Twith board
1400
mW
Operating temperature
Topr
--20 to +70
°C
Storage temperature
Tstg
--40 to +150
°C
Note : TWhen mounted on a 114.3 mm ! 76.1 mm, t = 1.6 mm fiberglass epoxy printed circuit board.
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
9V
Operating supply voltage range
VCCopg
8 to 10
V
Control input high level
3.5 to 5.5
V
Control input low level
0 to 1.5
V
Dolby level
VO Dolby
300
mVrms
Electrical Characteristics at Ta = 25
°C, VCC = 9 V, f = 1 kHz, VIN = 300 mV (L, R inputs), VIN = 212 mV (C,S
inputs), center and surround trim = 0 dB. Unless otherwise specified : in pro logic on mode
and with the 400 Hz to 30 kHz bandpass filter used.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current
ICC
120
135
mA
Cch output level
VOC
--2
0
2
dB
Output level deviation
VOA
--0.5
0
0.5
dB
(Reference to the center output)
Lch matrix rejection
Rj, L
25
35
dB
Cch matrix rejection
Rj, C
25
35
dB
Rch matrix rejection
Rj, R
25
35
dB
Sch matrix rejection
Rj, LS, RS
25
35
dB
Total harmonic distortion L, R, C
THD
0.02
0.05
%
Total harmonic distortion S
THD
0.1
0.7
%
S/N Lch
S/N, L
65
76
dB
S/N Cch
S/N, C
CCIR/ARM, Rg = 10 k
65
77
dB
S/N Rch
S/N, R
65
76
dB
S/N Sch
S/N, LS,RS
60
72
dB
Lch signal handling
SH, L
15
16
dB
Cch signal handling
SH, C
VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
15
18
dB
Rch signal handling
SH, R
15
16
dB
Sch signal handling
SH, LS, RS
15
16
dB
Noise sequencer output
VN
50
70
90
mV
Pro Logic off S/N (Full Bypass mode)
S/N off L,R
80
90
dB
Pro Logic off total harmonic distortion
THD off L,R
0.007
0.03
%
Dec1
0dB, 1kHz, VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
--1.5
0.0
1.5
dB
Dec2
--20dB, 1kHz, VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
--24.0
--22.5
--21.0
dB
NR frequency characteristics
Dec3
0dB, 5kHz, VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
--1.5
0.0
1.5
dB
Dec4
--20dB, 5kHz, VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
--23.3
--21.8
--20.3
dB
Dec5
--40dB, 5kHz, VCC = 8.5 V, f = 1 kHz, THD = 1% (L,C,R), THD = 3% (LS, RS)
--46.8
--45.3
--43.8
dB
Virtual Dolby Surround S/N
S/N v L, R
CCIR/ARM, Rg=10 k
55
64
dB
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