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| LA1816 Datasheet, PDF (2/11 Pages) Sanyo Semicon Device – Single-Chip AM/FM, MPX Tuner System for Headphone Stereos, Radio-Cassette Recorders | |||
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LA1816, 1816M
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
VCC
VCC op
Conditions
Ratings
Unit
3
V
1.8 to 6.0
V
Operating Characteristics at Ta = 25°C , VCC = 3 V, See specified Test Circuit
Parameter
Symbol
Conditions
min typ max Unit
Quiescent current
ICCO (FM) FM mode VIN = 0
ICCO (AM) AM mode VIN = 0
[AM Characteristics] : fc = 1000 kHz, fm = 1 kHz
Detection output
VO1
VIN = 23 dBµ, 30% mod.
VO2
VIN = 80 dBµ, 30% mod.
Signal to noise ratio
S/N1
S/N2
VIN = 23 dBµ, 30% mod.
VIN = 80 dBµ, 30% mod.
Total harmonic distortion
THD1
THD2
VIN = 80 dBµ, 30% mod.
VIN = 107 dBµ, 30% mod.
[FM Characteristics] (F.E.) : fc = 98 MHz, fm = 1 kHz
â3 dB sensitivity
â3dBL.S.
Referenced to VIN = 80 dBµ , 30% mod.,
3 dB down
8.9
15 mA
3.3 5.5 mA
12
23
41 mV
48
74 120 mV
16
21
dB
45
52
dB
0.3 1.3 %
0.6 2.0 %
12
dBµ
Local oscillation voltage
VOSC
fOSC = 108.7 MHz
[FM Characteristics] (IF + MPX, MONO) : fc = 10.7 MHz, fm = 1 kHz
â3 dB sensitivity
â3dBL.S.
Referenced to VIN = 100 dBµ, 100% mod.,
3 dB down
75 110 160 mV
39
46 dBµ
Demodulation output
VO
VIN = 100 dBµ, 100% mod.
100 135 200 mV
Channel balance
C.B.
VIN = 100 dBµ, 100% mod.
0 2.0 dB
Total harmonic distortion
THD (mono) VIN = 100 dBµ, 100% mod.
0.7 3.0 %
Signal to noise ratio
S/N
VIN = 100 dBµ, 100% mod.
70
75
dB
[FM Characteristics] (IF + MPX, STEREO) : fc = 10.7 MHz, fm = 1 kHz, L + R = 90%, pilot = 10%, VIN = 100 dBµ
Channel separation*
Sep
25
34
dB
Total harmonic distortion
THD (main)
0.6 2.5 %
LED-ON level
LED-OFF level
VLED-ON
VLED-OFF
2.0 3.5 5.0 %
2.7
%
* Sep = 45 dB (typ) at MPX IN
No.2659-2/11
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