Philips TEA5880TS ユーザーズマニュアル
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9397 750 13022
© K
oninklijk
e Philips Electronics N.V
. 2004. All r
ights reser
v
ed.
Preliminar
y data sheet
Re
v
v
. 02 — 26 April 2004
5 of 27
Philips Semiconductor
s
TEA5880TS
Integrated FM stereo radio IC f
or host pr
ocessor tuning
Fig 2.
Block diagram (no external components).
001aaa666
STABILISATOR
QUADRATURE
OSCILLATOR
TUNING
SYSTEM
SELECTIVITY
DEMODULATOR
POWER
SWITCH
STEREO
DECODER
DE-EMPHASIS
50/75
µ
s
DIGITAL
INTERFACE
MICROCONTROLLER
DE-EMPHASIS
15 kHz
MIXER
LEVEL VOLTAGE
GENERATOR
10
TEA5880TS
11
9
5
6
8
7
21
17
18
19
20
4
3, 13, 24
V
CCA
LR1
V
CC1
V
CC1
LL1
reserved
R/W
CLOCK
AUDL
AUDR
MPX
DATA
V
CCD
GND
LED
n.c.
12
14, 15, 16, 22, 23
QUADRATURE
MIXER
RFIN
RFGND