41812 SY 20120411-S00004 No.A2052-1/8

http://onsemi.com

Semiconductor Components Industries, LLC, 2013

May, 2013

LA1225MC

Overview

The LA1225MC is a Low-voltage operation (1.8V or higher) FM IF detector IC for the electronic tuning system.

Features

• Low-voltage operation (1.8V or higher)

• Supports electronic tuning systems (provides built-in SD output and IF count output functions)

• FM detector circuit accepts an even wider input frequency range. (Supports the use of an external phase capacitor.)

• Miniature package: SOIC10

Functions

• IF amplifier

• Quadrature detector

• Signal meter

• SD

• IF buffer

Specifications

Maximum Ratings at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

VCC max

9.0

V

Allowable power dissipation

Pd max

Ta

≤ 85°C

100

mW

Operating temperature

Topr

-20 to +85

°C

Storage temperature

Tstg

-55 to +150

°C

Operating Conditions at Ta = 25

°C

Parameter

Symbol

Conditions

Ratings

Unit

Recommended supply voltage

VCC

3.0

V

Operating supply voltage range

VCC op

1.8 to 8.0

V

Ordering number : ENA2052

Monolithic Linear IC

FM IF Detector IC

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating

Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.