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PDF LA1177 Data sheet ( Hoja de datos )
| Número de pieza | LA1177 | |
| Descripción | Electronic Tuning-Use FM Front End for Car Radio/ Home Stereos | |
| Fabricantes | Sanyo Semicon Device | |
| Logotipo |  |
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Ordering number : EN2257B
Monolithic Linear IC
LA1177
Electronic Tuning-Use FM Front End
for Car Radio, Home Stereos
Overview
• The LA1177 is an FM front end IC for use in car radio,
home stereo applications. It requires fewer external parts.
The on-chip oscillator and oscillation buffer facilitate
designing of electronic tuning sets.
Package Dimensions
unit: mm
3017C-SIP9
[LA1177]
Features
• Wide-band AGC circuit (Improvement in intermodu-
lation, cross modulation characteristics).
• On-chip local oscillation buffer (For electronic tuning).
Functions
• Oscillator, oscillation buffer.
• Mixer.
• Wide-band AGC circuit.
• IF amplifier.
Specifications
Maximum Ratings at Ta=25°C
Parameter
Symbol
Maximum supply voltage
VCC max
Allowable power dissipation
Pd max
Operating temperature
Topr
Storage temperature
Tstg
Conditions
Pins 2, 9
Ta≤70°C
SANYO: SIP9
Ratings
10
440
–20 to +70
–40 to +125
Unit
V
mW
°C
°C
Operating Conditions at Ta=25°C
Parameter
Symbol
Recommended supply voltage VCC
Operating voltage range
VCC op
Conditions
Ratings
8
8 to 9
Unit
V
V
Electrical Characteristics at Ta=25°C, VCC=8V, fin=88MHz
Parameter
Symbol
Conditions
Ratings
Unit
min typ max
Quiescent current
AGC high-level voltage
AGC low-level voltage
AGC mixer input voltage
IF saturation output voltage
Input limiting voltage
Voltage gain
Local OSC output voltage
ICCO
VAGC-H
VAGC-L
Vi AGC
VIF-max
Vi lim
VG
VOSC
No input
VIN=0dBµ
VIN=100dBµ
VAGC≤2V, Pin 3
VIN=1.0dBµ
VIN=65dBµ
No input, 75Ω termination
21 26
7.7 8.0
0.07
73 80
108 112
76 83
88 92
80 84
31 mA
V
0.3 V
87 dBµ
116 dBµ
90 dBµ
96 dBµ
88 dBµ
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
93097HA (KT)/3079TA/1268KI/8016KI, TS No.2257-1/8
1 page  
IF Amp Input/Output Characteristic
LA1177
Current Drain Characteristic
IF amp input level – dBµ
Input/Output Characteristic
Supply voltage, VCC – V
Temperature Characteristic of Mixer Input/Output
Mixer input level – dBµ
Input/Output Characteristic
with Temperature as Parameter
Ambient temperature, Ta – °C
Input/Output Characteristic of Mixer Input/Output
Mixer input level – dBµ
Mixer Input/Output Characteristic
with Temperature as Parameter
Ambient temperature, Ta – °C
Temperature Characteristic of IF Amp Input/Output
Mixer input level – dBµ
Ambient temperature, Ta – °C
No.2257-5/8
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet LA1177.PDF ] | |
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