參數(shù)資料
型號： LA74303FN
廠商： SANYO SEMICONDUCTOR CO LTD
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(shù)： 4/11頁
文件大?。?/td> 210K
代理商： LA74303FN
LA74303FN
No.A1181-2/18
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
VCCA
3.0
V
Recommended supply voltage
VCCSP
3.3
V
VCCA
2.7 to 3.6
V
Allowable operating voltage range
VCCSP
Take care not to exceed Pd max.
2.7 to 3.6
V
Electrical Characteristics at Ta=25
°C, VCCA=3.0V, VCCSP=3.3V, f=1kHz, with the VREF capacitance charging
circuit in the OFF MODE
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Circuit current
VCCA current dissipation at no signal 1
ICCA1
VCCA=3.0V
7
9.4
11.8
mA
VCCA current dissipation at no signal 2
ICCA2
VCCA=3.0V: REC BLOCK (MIC/ALC/REC AMP)
POWER SAVE MODE
5
6.7
8.4
mA
VCCA current dissipation at no signal 3
ICCA3
VCCA=3.0V: LINE AMP POWER SAVE MODE
6.5
8.7
10.9
mA
VCCA standby current dissipation
ICCAS
VCCA=3.0V: during standby control
(4PIN=0V application)
1
μA
Current dissipation at no signal 5
ICCSP1
VCCSP=3.3V: SPK POWER ON MODE
1.2
2.5
5
mA
Current dissipation at no signal 6
ICCSP2
VCCSP=3.3V: SPK POWER SAVE MODE
0.05
0.1
mA
VCCSP standby current dissipation
ICCSPS
VCCSP=3.3V: during standby control
(4PIN=0V application)
5.5
10
μA
REC output system
REC reference output LEVEL
VOR
ALC IN, VIN=-49dBV
-16.5
-15.5
-14.5
dBV
REC reference output distortion
HDR
ALC IN, VIN=-49dBV, THD: from 2nd to 5th harmonic
0.05
0.1
%
ALC characteristics 1
ALM1
ALC IN, VIN=-33dBV (standard+16dB)
-11
-8
-5
dBV
ALC distortion 1
ALMD1
ALC IN, VIN=-33dBV (standard+16dB),
THD: from 2nd to 5th harmonic
0.15
0.5
%
ALC characteristics 2
ALM2
ALC IN, VIN=-17dBV (standard+32dB)
-11
-8
-5
dBV
ALC distortion 2
ALMD2
ALC IN, VIN=-17dBV (standard+32dB),
THD: from 2nd to 5th harmonic
0.2
1
%
ALC IN max input level
VINRMX
ALC IN LEVEL at which REC output THD
(from 2nd to 5th harmonic) becomes 3% or less.
-10
dBV
REC output noise voltage
VNOR
ALC IN, no input, JIS-A Filter
-77
-68
dBV
REC output frequency characteristics 1
FEQR1
ALC IN, VIN=-33dBV,
comparison of f=4kHz/1kHz
-5
-3.5
-2
dB
REC output frequency characteristics 2
FEQR2
ALC IN, VIN=-33dBV,
comparison of f=22kHz/1kHz
-33
-25
dB
REC output frequency characteristics 3
FEQR3
ALC IN, VIN=-33dBV,
comparison of f=100kHz/1kHz
-60
-55
dB
LINE output system
LINE reference output LEVEL
VOL
PB IN, VIN=-15dBV
-12
-11
-10
dBV
LINE reference output distortion rate
HDL
PB IN, VIN=-15dBV, THD: from 2nd to 5th harmonic
0.1
0.2
%
LINE reference output noise voltage
VNOL
PB IN, no input, JIS-A Filter
-85
-77
dBV
PB IN max input LEVEL
VINPMX
PB IN LEVEL at which LINE output THD
(from 2nd to 5th harmonic) becomes 3% or less.
-5
dBV
LINE output frequency characteristics 1
FEQP1
PB IN, VIN=-8dBV, comparison of f=4kHz/1kHz
-5
-3.5
-2
dB
LINE output frequency characteristics 2
FEQP2
PB IN, VIN=-8dBV, comparison of f=22kHz/1kHz
-33
-25
dB
LINE output frequency characteristics 3
FEQP3
PB IN, VIN=-8dBV,
comparison of f=100kHz/1kHz
-65
-60
dB
Continued on next page.
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