LA1835 Ver la hoja de datos (PDF) - SANYO -> Panasonic
Número de pieza
componentes Descripción
Fabricante
LA1835 Datasheet PDF : 14 Pages
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LA1835
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
VCC max
Pd max
Topr
Tstg
Ta ≤ 70°C
Conditions
Ratings
Unit
9.0
V
550
mA
–20 to +70
°C
–40 to +125
°C
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Operating supply voltage
Symbol
VCC
VCC op
Conditions
Ratings
Unit
7.0
V
6.5 to 8.5
V
Operating Characteristics
at Ta = 25°C, VCC = 7.0 V, in the specified test circuit using the IC59-3004 socket (Yamaichi Electric Co., Ltd.)
Parameter
Symbol
Conditions
min
[FM Characteristics (mono): fc = 10.7 MHz, fm = 1 kHz]
Quiescent current
Demodulator output
Channel balance (monaural)
ICCO-FM
VO-FM
C. B-momo
No input
100 dBµ, 100% modulation, the pin 16 output
100 dBµ, 100% modulation, pin 16 output/pin 17 output
23
665
–1.5
Total harmonic distortion
THD-FM 100 dBµ, 100% modulation, the pin 16 output
Signal-to-noise ratio
S/N-FM 100 dBµ, 100% modulation, the pin 16 output
67
AM suppression ratio
AMR 100 dBµ, 30% AM modulation, the pin 16 output
35
Input limiting voltage
–3dBL.S 100 dBµ, referenced to 100%, with the input down 3 dB
SD indicator sensitivity
SD-on-FM
47
SD indicator bandwidth
SD-BW 100 dBµ
120
IF counter buffer output
VIF Buff-FM 100 dBµ, the pin 11 output
80
VSM-FM (1) 0 dBµ, the pin 12 output
0
S-meter output
VSM-FM (2) 60 dBµ, the pin 12 output
0.7
VSM-FM (3) 100 dBµ, the pin 12 output
2.5
Muting attenuation
Mute-Att 100 dBµ, 100% modulation, the pin 16 output
80
[FM Characteristics (stereo): fc = 10.7 MHz, fm = 1 kHz, L + R = 90%, pilot = 10%, VIN = 100 dBµ]
Separation-left
Sep-L Left channel modulated; pin 17 output/pin 16 output
30
Separation-right
Sep-R Right channel modulated; pin 16 output/pin 17 output
30
Stereo on level
ST-on The pilot modulation such that V7 < 0.7 V
1.8
Stereo off level
ST-off The pilot modulation such that V7 > 4.5 V
Total harmonic distortion (main) THD-main The pin 16 output
Channel balance (main)
C. B-main Pin 16 output/pin 17 output
–1.5
Capture range
C. R. Pilot = 10%
Adjacent channel rejection ratio
B. Rej fs = 113 kHz, VS = 90%, pilot = 10%, the pin 16 output
[AM Characteristics: fc = 1000 kHz, fm = 1 kHz]
Quiescent current
ICCO-AM No input
21
Detector output
VO-AM (1) 23 dBµ, 30% modulation, the pin 16 output
25
VO-AM (2) 80 dBµ, 30% modulation, the pin 16 output
195
Signal-to-noise ratio
S/N-AM (1) 23 dBµ, 30% modulation, the pin 16 output
16
S/N-AM (2) 80 dBµ, 30% modulation, the pin 16 output
48
THD-AM (1) 80 dBµ, 30% modulation, the pin 16 output
Total harmonic distortion
THD-AM (2) 100 dBµ, 30% modulation, the pin 16 output
THD-AM (3) 80 dBµ, 80% modulation, the pin 16 output
SD indicator sensitivity
SD-on-AM
20
Local oscillator buffer output
VOSC-AM No input, the pin 30 output
110
Low-band attenuation
Low-Cut The output for fm = 100 Hz referenced to fm = 1 kHz
5.0
IF counter buffer output
VIF Buff-AM 80 dBµ, unmodulated signal, the pin 11 output
140
Stereo IF output
VSTIF-AM 80 dBµ, unmodulated signal, the pin 8 output
8.0
S-meter output
VSM-AM (1) 0 dBµ, unmodulated signal
0
VSM-AM (2) 40 dBµ, unmodulated signal
1.3
typ
37
1000
0
0.3
74
50
27
57
190
120
0.3
1.5
4.0
95
45
45
3.6
2.5
0.3
0
±1.5
40
29
45
310
20
54
0.3
0.4
1.0
30
160
7.0
200
17.0
0
3.0
max
Unit
46
1330
+1.5
1.5
35
67
280
160
1.0
2.5
5.0
mA
mVrms
dB
%
dB
dB
dBµ
dBµ
kHz
mVrms
V
V
V
dB
dB
dB
6.0
%
%
1.5
%
+1.5
dB
%
dB
42
mA
90 mVrms
490 mVrms
dB
dB
1.0
%
1.2
%
4.0
%
40
dBµ
mVrms
11.0
dB
280 mVrms
24.0 mVrms
0.2
V
4.5
V
No. 4159-2/14
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