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3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3.4.6 FM Radio (U103 : TEA5766UK)
This FM Module is a single chip, electronically tuned, FM stereo radio with RDS/RBDS demodulator
and decoder for low voltage applications, with fully integrated IF selectivity and demodulation. This
equipment tunes the European, US, and Japanese FM bands. Figure3.4.6 shows the FM Radio
system architecture in the KE990.
[Figure 3.4.6]
FM Radio
TEA5766 UK
Philips
VAFR
VAFL
RFIN1
RFIN2
FM_AN T
CLOCK
DA TA
FREQIN
INTX
BU SEN
ESM6270
I2C_SCL_GPIO27
I2C_SDA_GPIO26
GRFC4_AU X_SBC K_GPIO7
GRFC3_GPIO6
From MMI
A ud io Cod ec
WM8983
32.768KH z
From PMIC
HP_SPK _R/L
FM_AUD IO_R/L
Headphon e
AMP
MAX9722 BETE
HP_EAR_R/L
MIDI_EAR_R/L
To MMI
SPK _OUT+/-
To SPEAK ER
Содержание KE990 - Viewty Cell Phone 100 MB
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