LA1185 Sanyo Semiconductor Corporation, LA1185 Datasheet

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LA1185

Manufacturer Part Number
LA1185
Description
FM front-end for radio-cassette recorder, home stereo application
Manufacturer
Sanyo Semiconductor Corporation
Datasheet

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Ordering number: EN1521D
Overview
The LA1185 is an FM receiver front-end IC for radio-cassette
recorder, music center applications. Its mixer is of
double-balanced type. The built-in oscillator and buffer
amplifier improves the strong input characteristic.
Use
.
Functions and Features
.
.
.
.
.
.
Specifications
Maximum Ratings at Ta = 25°C
Operating Conditions at Ta = 25°C
Maximum supply voltage
Maximum pin voltage
Allowable power dissipation
Operating temperature
Storage temperature
Recommended supply voltage
Operating voltage range
FM front-end IC for radio-cassette recorders and music
centers
RF amplifier, mixer, local oscillator
Improvement in cross modulation characteristics due to the
use of double-balanced mixer.
Improvement in strong input characteristic.
Minimum number of external parts required.
Less spurious radiation from local oscillator.
Operating voltage range : 1.5 to 8.0 V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
Parameter
Parameter
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
V
FM Front-end for Radio-cassette Recorder, Home
Pd max
Symbol
Symbol
V
CC
V
V
Topr
Tstg
V
CC
3-5
6-5
CC
max
op
Ta % 80°C
81096HA(II)/0067KI/N214MW/4124KI/9283KI,TS No.1521-1/5
Package Dimensions
unit : mm
3017C-SIP9
Conditions
Conditions
Stereo Applications
[LA1185]
Monolithic Linear IC
–40 to +125
–20 to +80
1.5 to 8.0
V
Ratings
Ratings
CC
+ 0.8
4.5
SANYO : SIP9
150
LA1185
12
8
Unit
mW
Unit
°C
°C
V
V
V
V
V

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LA1185 Summary of contents

Page 1

... Ordering number: EN1521D Overview The LA1185 receiver front-end IC for radio-cassette recorder, music center applications. Its mixer is of double-balanced type. The built-in oscillator and buffer amplifier improves the strong input characteristic. Use . FM front-end IC for radio-cassette recorders and music centers Functions and Features ...

Page 2

... Current dissipation I CC Output saturation voltage Vo Local oscillation voltage V OSC Oscillation stop voltage Vstop Test Circuit and Equivalent Circuit Block Diagram (Sumida) LA1185 = 4 108 MHz Conditions Quiescent 100 dBµ Ambient temperature, Ta − °C (Mitsumi) = 118.7 MHz, OSC ...

Page 3

... V Characteristic CC Specified test circuit Supply voltage Temperature Characteristic Test Circuit Temperature Characteristic Ambient temperature, Ta − °C LA1185 Receiving frequency, f – V Oscillation frequency dBµ sensitivity Band Characteristic Local oscillation voltage Conversion gain Saturation output Specified test circuit with ANT B.P.F. removed − ...

Page 4

... Sample Application Circuit: LA1185 + LA1260 US band LA185+LA1260 Overall Characteristic Output f = 400 Hz 30% mod m AM output f m LED lightning sensitivity 11.5dB ANT input – dBµ LA1185 100 kHz L1 L2 B.P.F. LA1185+LA1260 Band Characteristic LED lightning sensitivity Usable sensitivity Saturation output Remove 1st stage B.P.F. when testing Receiving frequency, f – ...

Page 5

... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of August, 1996. Specifications and information herein are subject to change without notice. LA1185 No.1521-5/5 ...

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