No.6468-3/13
LA9511W
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
ALC on output (L)
VALONL
AGC on, VIN = –15 dBs (1 kHz), Left and right input
–25.5
–22.0
–19.0
dBs
Test pin: 3
ALC on output (R)
VALONR
AGC on, VIN = –15 dBs (1 kHz), Left and right input
–25.5
–22.0
–19.0
dBs
Test pin: 5
ALC on output L/R deviation
VALONL/R
AGC on, VIN = –15 dBs (1 kHz), The output difference for
–2.5
0
2.5
dB
left and right input, Test pins: 3 and 5
THDL (ALCOUT)
THDL1
VIN = –22 dBs (1 kHz), Test pin: 3
0.5
1.5
%
THDR (ALCOUT)
THDR1
VIN = –22 dBs (1 kHz), Test pin: 5
0.5
1.5
%
THDL (ALCOUT)
THDL2
VIN = –3 dBs (1 kHz), Test pin: 3
1.0
3.0
%
THDR (ALCOUT)
THDR2
VIN = –3 dBs (1 kHz), Test pin: 5
1.0
3.0
%
Left channel oscillator
fOLN
No signal, SIG (pin 7), with a 3.579545 MHz input
4.298
4.300
4.302
MHz
frequency 1
Test pin: 15
Right channel oscillator
fORN
No signal, SIG (pin 7), with a 3.579545 MHz input
4.798
4.800
4.802
MHz
frequency 1
Test pin: 15
Left channel oscillator
fOLP
No signal, SIG (pin 7), with a 4.433619 MHz input,
4.298
4.300
4.302
MHz
frequency 2
Test pin: 15
Right channel oscillator
fORP
No signal, SIG (pin 7), with a 4.433619 MHz input,
4.798
4.800
4.802
MHz
frequency 2
Test pin: 15
Oscillator amplitude (L)
VL
Audio VCO output, Test pin: 15
150
220
300
mVpp
Oscillator amplitude (R)
VR
Audio VCO output, Test pin: 15
150
230
300
mVpp
Oscillator output R/L deviation
VR/L
The R/L difference for the audio VCO outputs
–3.5
0
+3.5
dB
Left second harmonic level
2HL
No input, the level difference with the fundamental,
–39
dB
Test pin: 15
Right second harmonic level
2HR
No input, the level difference with the fundamental,
–39
dB
Test pin: 15
Left third harmonic level
3HL
No input, the level difference with the fundamental,
–28
dB
Test pin: 15
Right third harmonic level
3HR
No input, the level difference with the fundamental,
–28
dB
Test pin: 15
[Video Block]
Carrier frequency adjustment
Vcar-aj
No input, the pin 35 voltage when adjusted to be f0 =
0.1
1.25
Vdc
range
11.8 MHz, Test pin: 35
Deviation frequency adjustment
Vdev-aj
VIN = 0.5 Vpp, the pin 39 voltage when the deviation is
0.1
1.25
Vdc
range
adjusted to 2 MHz, Test pin: 39
DC clamp level
VCLAMP
No input, the voltage V36 - V37
5
80
mVdc
Test pins: 36 and 37
Preemphasis gain
GVpre
The gain difference between 10 kHz and 5 kHz
12
dB
Test pin: 33
Video amplitude
Vv
No input, the 11.8 MHz oscillator level
280
385
510
mVpp
Test pin: 16
Second harmonic level
2HV
No input, the level difference with the fundamental
–32
dB
Test pin: 16
Third harmonic level
3HV
No input, the level difference with the fundamental
–35
dB
Test pin: 16
[Mixer and Driver Block]
AC gain
GVMD
SIG16 = 0.38 Vpp (12 MHz), Test pin: 22
6.6
dB
Frequency characteristics
FC
The gain difference between 20 MHz and 1 MHz
–3.0
–0.5
dB
Test pin: 22
Second harmonic
2HMD
SIG16 = 0.38 Vpp (12 MHz), Test pin: 22
–34
dB
Third harmonic
3HMD
SIG16 = 0.38 Vpp (12 MHz), Test pin: 22
–35
dB
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