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參數(shù)資料
| 型號： | LA74320FN |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2 CHANNEL, AUDIO/VIDEO AMPLIFIER, QCC44 |
| 封裝： | 6 X 6 MM, VQFN-44 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大小： | 185K |
| 代理商： | LA74320FN |
LA74320FN
No.A0905-3/14
Continued from preceding page.
Ratings
No.
Parameter
Symbol
Conditions
min
typ
max
unit
EVR output system: ALC2 level=-11dBV mode
25
EVR reference output level 1
(VOl=Max)
VOEVR1
Audio source pin input, VIN=-25dBV,
EVR=Max
-17.3
dBV
26
EVR reference output distortion
HDEVR
Audio source pin input, VIN=-25dBV,
EVR=Max, THD: from 2nd to 5th harmonic
0.003
%
27
EVR reference output level 2
(VOl=Typ)
VOEVR2
Audio source pin input, VIN=-25dBV,
EVR=Typ (5Bit: 11011)
-22.5
dBV
28
EVR reference output level 3
(VOl=Min)
VOEVR3
Audio source pin input, VIN=-25dBV,
EVR=Min, JIS-A Filter
-96
dBV
29
EVR maximum input level
VMXEVR
ALC2=Through MODE, audio source input level
at which up to 5th order distortions of EVR output
are reduced to 3% or less l
-3
dBV
H/P output system: Measured at HP load = 16
Ω, ALC2=Through mode
30
H/P reference output level
VOHP
Base band input, VIN=-11dBV, EVR=Max
-19
dBV
31
H/P reference output distortion
HDHP
Base band input, VIN=-11dBV,
THD: from 2nd to 5th harmonic
0.1
%
32
H/P output noise voltage
VNHP
No base band input, EVR=Max,
JIS-A Filter
-100
dBV
33
H/P maximum input level
VMXHP
Base band input, base band input level at which
up to 5th order distortions of H/P output are
reduced to 3% or less
-10
dBV
SPK output system: Measured at SPK load = 8
Ω, ALC2 level=-11dBV mode
34
SPK reference output level
VOSPK
Audio source pin input, VIN=-30dBV, VOl=Max
-4
dBV
35
SPK reference output distortion
VDSPK
Audio source pin input, VIN=-30dBV,
VOl=Max, THD: from 2nd to 5th harmonic
0.9
%
36
SPK output noise voltage
VNSPK
No input at audio source pin, EVR=Max,
JIS-A Filter
-70
dBV
37
SPK maximum output power
VMXSPK
Audio source pin input, SPK output power at
which up to 5th order distortions of SPK output
are reduced to 3% or less, ALC2=Through
MODE
1000
mW
38
SPK ALC level 1
VOSPK1
Audio source pin input, VIN=-10dBV, VOl=Max,
LC2=-13dBV MODE
4.5
dBV
39
SPK ALC level 2
VOSPK2
Audio source pin input, VIN=-10dBV, VOl=Max,
ALC2=-12dBV MODE
5.5
dBV
40
SPK ALC level 3
VOSPK3
Audio source pin input, VIN=-10dBV, VOl=Max,
ALC2=-11dBV MODE
6.4
dBV
41
SPK ALC level 4
VOSPK4
Audio source pin input, VIN=-10dBV, VOl=Max,
ALC2=-10.5dBV MODE
7
dBV
Receiver SPK output system: Measured at SPK load = 32
Ω
42
Receiver SPK reference output
level 1 (VOl=Max)
VORSP1
Base band input, VIN=-22dBV, VOl=Max
-4
dBV
43
Receiver SPK reference output
distortion
VDRSP
Base band input, VIN=-22dBV, VOl=Max,
THD: from 2nd to 5th harmonic
0.9
%
44
Receiver SPK reference output
level 2 (VOl=Typ)
VORSP2
Base band input, VIN=-22dBV,
VOl=Typ (5Bit: 11011)
-10
dBV
45
EVR reference output level 3
(VOl=Min)
VORSP3
Base band input, VIN=-22dBV, EVR=Min,
JIS-A Filter
-80
dBV
46
Receiver SPK
output noise voltage
VNRSP
Base band no input, EVR=Max,
JIS-A Filter
-80
dBV
47
Receiver SPK
maximum output power
VMXRSP
Base band input, SPK output power at which up
to 5th order distortions of SPK output are
reduced to 3% or less
110
mW
Control system
48
Serial CLOCK frequency
FCLK
I
2C bus first mode
400
kHz
49
Serial input LOW level
SERLO
0
0.6
V
50
Serial input HIGH level
SERHI
2.4
3.5
V
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