tea5767hn NXP Semiconductors, tea5767hn Datasheet - Page 33

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

Fig 13. Application and test diagram
(1) C
V
RF
Value of C
V
comp
40
CCA
and C
100 pF
4.7
L1
22 nF
pull
pull
must be as close as possible to the value of C
R1
data depends on crystal specification.
27 pF
47 pF
4.7 nF
22 F
LOOPSW
RFGND
AGND
TAGC
V
RFI1
RFI2
I
CCA
gain
10 nF
32
33
34
35
36
37
38
39
I/Q-MIXER
1st FM
CPOUT
10 k
100 k
2
39 nF
TUNING SYSTEM
VCOTANK1
3
47
D1
L3
VCO
AGC
V
N1
D2
L2
22 nF
CC(VCO)
2
VCOTANK2
4
STABILIZATION
load
RESONANCE
AMPLIFIER
FREQUENCY
reference frequency divider output
GAIN
IF CENTRE
of the crystal.
ADJUST
programmable divider output
5
V
CC(VCO)
LIMDEC2
47 nF
29
V
LIMITER
LEVEL
CCD
ADC
6
DGND
LIMDEC1
28
12
47 nF
7
V
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
26
33 nF
ref
mono
pilot
SOFT
MUTE
MPXO
25
DECODER
MPX
1, 10, 20, 21,
30, 31, 40
n.c.
TMUTE
24
SDS
33 nF
OSCILLATOR
CRYSTAL
V
23
AFR
mhc284
V
22
AFL
19
18
17
16
15
14 SWPORT1
13 BUSENABLE
12 BUSMODE
11
PILFIL
PHASEFIL
XTAL2
XTAL1
SWPORT2
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