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HOMESTEREOS

更新时间： 2022-01-19 07:26:00

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数据手册

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HOMESTEREOS 数据手册

Ordering number : EN2257B

Monolithic Linear IC

LA1177

Electronic Tuning-Use FM Front End

for Car Radio, Home Stereos

Overview

Package Dimensions

• The LA1177 is an FM front end IC for use in car radio,

unit: mm

home stereo applications. It requires fewer external parts.

3017C-SIP9

The on-chip oscillator and oscillation buffer facilitate

designing of electronic tuning sets.

[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.

SANYO: SIP9

• Mixer.

• Wide-band AGC circuit.

• IF amplifier.

Specifications

Maximum Ratings at Ta=25°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

Allowable power dissipation

Operating temperature

Storage temperature

max

Pins 2, 9

Pd max

Topr

Ta≤70°C

440

°C

–20 to +70

Tstg

–40 to +125

°C

Operating Conditions at Ta=25°C

Parameter

Symbol

Conditions

Ratings

Unit

Recommended supply voltage

Operating voltage range

8 to 9

Electrical Characteristics at Ta=25°C, V =8V, fin=88MHz

Ratings

Parameter

Symbol

Conditions

Unit

min

typ

max

Quiescent current

No input

CCO

AGC high-level voltage

AGC low-level voltage

AGC mixer input voltage

IF saturation output voltage

Input limiting voltage

Voltage gain

-H

-L

=0dBµ

7.7

8.0

0.07

AGC

=100dBµ

≤2V, Pin 3

0.3

AGC

108

dBµ

i AGC

AGC

V -max

=1.0dBµ

112

116

i lim

=65dBµ

Local OSC output voltage

No input, 75Ω termination

OSC

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

12 3 4 5 6 7 8

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