LG Electronics LG-C320 service manual FM Receiver TEA5991, FM TEA5991, ESC6270

3. TECHNICAL BRIEF

3.7.2 FM Receiver (TEA5991)

The TEA5991 is a single chip FM stereo radio with RDS and RBDS decoder. The radio can be connected to a headphone antenna and can tune from 70-108 MHz to cover the European, US, Chinese and Japanese FM band. The radio delivers stereo audio output to an external amplifier. The radio can be controlled with a high level command based interface through a I2C or SPI-bus.

[Figure3.7.2] shows the FM Radio system architecture in the LGC320.

Ear-Jack HP_EAR_R

FM_ANT HP_EAR_L

FM TEA5991

FM_R

FM_L

FM_I2C_SDA FM_I2C_SDL

G

ESC6270

HP_R HP_L

AUDIO

SUBSYSTEM

[Figure3.7.2] FM Radio system architecture

[Figure3.7.2.1] Pin Descriptions

LGE Internal Use Only	- 48 -	Copyright © 2010 LG Electronics. Inc. All right reserved.
		Only for training and service purposes