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參數資料
| 型號： | LA74303FN |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, QCC24 |
| 封裝： | 4 X 4 MM, VQFN-24 |
| 文件頁數： | 5/11頁 |
| 文件大小： | 210K |
| 代理商： | LA74303FN |
LA74303FN
No.A1181-3/18
Continued from preceding page.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
SP output system (SP load = as measured at both ends of 8
Ω)
SP reference output LEVEL1 (Vol.MAX)
VOSP1
PB IN, VIN=-15dBV, Vol=MAX (Serial DATA=31)
-5
-2
1
dBV
SP reference output distortion
THDSP
PB IN, VIN=-15dBV, Vol=MAX,
THD: from 2nd to 5th harmonic
0.4
1
%
SP reference output LEVEL2 (Vol.TYP)
VOSP2
PB IN, VIN=-15dBV, Vol=TYP (Serial DATA=17)
-19
-13
-7
dBV
SP reference output LEVEL3 (Vol.MIN)
VOSP3
PB IN, VIN=-15dBV, Vol=MIN (Serial DATA=0),
JIS-A Filter
-80
-70
dBV
SP reference output noise voltage
VNOSP
PB IN, no input, Vol=MAX, JIS-A Filter
-76
-70
dBV
SP maximum ratings output
VOMSP
PB IN, Vol=MAX, LEVEL at which THD=10%
200
340
mW
MIC output system
MIC voltage gain
VGMIC
MIC IN, VIN=-39dBV
19
20
21
dB
MIC output distortion
HDMIC
MIC IN, VIN=-39dBV, THD: from 2nd to 5th harmonic
0.02
0.1
%
MIC output noise voltage
VNOMIC
MIC IN, no input, JIS-A Filter
-94
-83
dBV
MIC IN max input level
VINMMX
MIC IN LEVEL at which the MIC output THD
(from 2nd to 5th harmonic) becomes 3% or less.
-22
dBV
MIC VCC output voltage
VMIC
At 6.2k
Ω load
1.5
1.7
1.9
V
Control system
Serial CLOCK frequency
FCLK
1.25
1.5
MHz
Serial input LOW level
SERLO
0
0.7
V
Serial input HIGH level
SERHI
2.3
3.5
V
Package Dimensions
unit : mm (typ)
3364
SANYO : VQFN24(4.0X4.0)
(0.
05)
0.
45
4.0
4.
0
0.
0NOM
(0.
8)
0.
85
MAX
1
24
2
12
0.4
(1.0)
TOP VIEW
SIDE VIEW
BOTTOM VIEW
Do Not Connect
Exposed Die-Pad
(0.9)
(0.
9)
0.16
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