tea5767hn NXP Semiconductors, tea5767hn Datasheet - Page 4

• Manufacturer Part Number: tea5767hn
• Description: Low-power Fm Stereo Radio For Handheld Applications
• Manufacturer: NXP Semiconductors

Fig 1. Block diagram
(1) C
V
CCA
FM antenna
The component list is given in
comp
100 pF
L1
4.7
22 nF
and C
R1
pull
27 pF
47 pF
4.7 nF
22 F
data depends on crystal specification.
LOOPSW
RFGND
AGND
TAGC
V
I gain
RFI1
RFI2
CCA
10 nF
32
33
34
35
36
37
38
39
I/Q-MIXER
Section
1st FM
10 k
100 k
2
CPOUT
39 nF
TUNING SYSTEM
VCOTANK1
3
47
D1
16.
L3
VCO
AGC
V
N1
D2
L2
22 nF
CC(VCO)
2
VCOTANK2
4
STABILIZATION
RESONANCE
AMPLIFIER
FREQUENCY
reference frequency divider output
GAIN
IF CENTRE
ADJUST
programmable divider output
5
V
CC(VCO)
LIMDEC2
47 nF
29
V
LIMITER
LEVEL
CCD
ADC
6
DGND
LIMDEC1
28
12
47 nF
V
7
I
ref
22 nF
CCD
3-WIRE BUS
TIFC
27
I
2
47 nF
MUX
C-BUS
AND
DEMODULATOR
COUNTER
8
DATA
IF
TEA5767HN
PROGRAMMABLE
9
CLOCK
SOFTWARE
SUPPLY
POWER
PORT
V ref
26
33 nF
mono
pilot
MUTE
SOFT
MPXO
25
DECODER
MPX
1, 10, 20, 21,
30, 31, 40
n.c.
TMUTE
24
SDS
33 nF
OSCILLATOR
CRYSTAL
V
23
AFR
mhc283
V
22
AFL
19
18
17
16
15
14
13 BUSENABLE
12 BUSMODE
11
PILFIL
PHASEFIL
XTAL2
XTAL1
SWPORT2
SWPORT1
WRITE/READ
33 k
C pull (1)
22 nF
22 nF
10 k
10 k
1 nF
C
comp
32.768 kHz
(1)
13 MHz
or
V
CCA