參數(shù)資料
型號(hào)： LC01700PW
元件分類： 調(diào)諧器
英文描述： AUDIO TUNER, PQFP48
封裝： 7 X 7 MM, SQFP-48
文件頁數(shù)： 12/18頁
文件大?。?/td> 141K
代理商： LC01700PW
LA7458W
No.A0642-3/22
Ratings
Parameter
Symbol
Input
point
Test
point
Conditions
min
typ
max
Unit
E-E system monitor
frequency characteristics 1
VOLF1
3
2
VIN = -43dBs
The ratio of the 20kHz/400Hz levels
-2
0
1
dBs
E-E system monitor
frequency characteristics 2
VOLF2
3
2
VIN = -43dBs
The ratio of the 50kHz/400Hz levels
-5
dBs
Microphone mode output
noise voltage
VNAL
3
2
Rg = 1k
Ω, A-curve filter
-68
-66
dBs
Microphone/line inter-input
crosstalk
VCTIN
3, 4
2
VIN = -28dBs, 1kΩ, A-curve filter *1
-73
-69
dBs
Electronic volume control
standard output level
VEVRTYP
4
3
VIN = -34dBs, line mode With the electronic
volume control at its center setting
-34
-32
-30
dBs
Electronic volume control
maximum output level
VEVRMAX
4
3
VIN = -34dBs, line mode With the electronic
volume control at its maximum setting
-17
-20
-15
dBs
Electronic volume control
minimum output level
VEVRMIN
4
3
VIN = -34dBs, line mode With the electronic
volume control at its maximum setting
-89
-85
dBs
Speaker amplifier voltage
gain
VGSP
5
VIN = -20dBs, f = 1kHz, RL = 16Ω
24.6
25.6
26.6
dB
Speaker amplifier distortion
THSP
5
VIN = -20dBs, f = 1kHz, RL = 16Ω
0.2
1.0
%
Speaker amplifier maximum
output
VOSP
5
THD = 10%, RL = 16Ω
10
dBs
Speaker amplifier output
noise voltage
VNSP
5
Rg = 1k
Ω, A-curve filter, RL = 16Ω
-83
-78
dBs
H/P amplifier voltage gain
VGHP
5
6
VIN = -20dBs, f = 1kHz, RL = 16Ω
5.5
6.5
7.5
dB
H/P amplifier distortion
THHP
5
6
VIN = -20dBs, f = 1kHz, RL = 16Ω
0.1
1.0
%
H/P amplifier maximum
output
VOHP
5
6
THD = 10%, RL = 16Ω
-5
dBs
H/P amplifier output noise
voltage
VNHP
5
6
Rg = 1k
Ω, A-curve filter, RL = 16Ω
-95
-90
dBs
NR encoder standard output
level
VORL
4
VIN = -33dBs, 400Hz, line input
-21
-20
-19
dBs
NR encoder frequency
linearity
VOXL
4
VIN = -33dBs and -73dBs, line input, the ratio of
those levels
-22.5
-21.5
-20.5
dB
NR encoder frequency
characteristics SP mode
VFSRL
4
VIN = -33dBs
The ratio of the 10kHz/400Hz levels
3.8
4.8
5.8
dB
NR encoder frequency
characteristics LP mode
(NTSC only)
VFPRL
4
VIN = -43dBs
f = 10kHz, the ratio of LP/SP modes
2.5
3.0
3.5
dB
VCO (NTSC mode) 1.5MHz
oscillator frequency
FONT
7
fsc = 3.579545 (Hz)
1.499
1.500
1.501
MHz
VCO (PAL mode) 1.5MHz
oscillator frequency
FOPA
7
fsc = 4.433619 (Hz)
1.499
1.500
1.501
MHz
VCO output level (1.5MHz)
VVCO
7
Measure the 1.5MHz carrier level.
198
220
245
mVp-p
FM (VCO) output
second-order harmonic
distortion, 1.5MHz
VVCO2
7
NTSC mode
With the reference event flag at 0dB.
-45
-35
dB
FM (VCO) output third-order
harmonic distortion, 1.5MHz
VVCOL
7
NTSC mode
With the reference event flag at 0dB.
-38
-34
dB
VCO (PM-record) reference
frequency deviation,
1.5MHz
FDO
4
7
VIN = -33dBs, 400Hz, line input, SP mode
±57
±60
±63
kHz
Standard FM modulation
distortion
THDFM
4
7
VIN = -33dBs, 400Hz
line input, SP mode, up to the 10th order
0.2
0.4
%
Overmodulation prevention
limiter level
FDMX
4
7
The frequency shift when the FM modulation
distortion is 1%.
±100
±110
±120
k/Hz
Bandpass filter monitor level
BFM150
6
8
VIN = 15.0mVp-p, f = 1.50MHz, SP mode
80
105
130
mVp-p
Note : When one of the two inputs is in the no input state, the other input is has a reference signal input, and the no input state input is selected.
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