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LA1828

For Portable Radio/Cassette Recorders with Manual Tuning Single-Chip Tuner IC

SANYO -> Panasonic 

Ordering number : EN5837A

LA1828

Monolithic Linear IC

For Portable Radio/Cassette Recorders with Manual Tuning

Single-Chip Tuner IC

Overview

The LA1828 is a single-chip tuner IC for FM and AM with built-in MPX-VCO which requires no adjustment and no

external parts.

Features

• Single-chip tuner with AM, FM-FE/FM-IF, MPX circuitry

• Built-in adjustment-free MPX-VCO (noceramic oscillator required)

• Reduced FM-FE oscillation level

• FM stereo indication and AM/FM tuning indication outputs can directly drive LEDs

Functions

• AM : RF amplifier, mixer, oscillator, IF amplifier, detector, AGC, tuning display output

• FM-FE : RF amplifier, mixer, oscillator

• FM-IF : IF amplifier, quadrature detector, signal strength meter, tuning display output

• MPX : PLL stereo decoder, stereo display output, forced mono, internal VCO

Specifications

Maximum Ratings at Ta = 25°C

Parameter

Maximum supply voltage

Indicator drive current

Allowable power dissipation

Operating temperature

Storage temperature

Symbol

VCC max

ILED

Pd max

Topr

Tstg

pins 8, 9

Ta ≤ 70°C

Conditions

Ratings

Unit

7.0

V

20

mA

300

mW

-20 to +70

°C

-40 to +125

°C

Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to

"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,

communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be

intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace

instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety

equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case

of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee

thereof. If you should intend to use our products for applications outside the standard applications of our

customer who is considering such use and/or outside the scope of our intended standard applications, please

consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our

customer shall be solely responsible for the use.

Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate

the performance, characteristics, and functions of the described products in the independent state, and are not

guarantees of the performance, characteristics, and functions of the described products as mounted in the

customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent

device, the customer should always evaluate and test devices mounted in the customer's products or

equipment.

62409 MS PC/51198RM(KI) No.5837-1/12

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