tea5761uk NXP Semiconductors, tea5761uk Datasheet - Page 36

• Manufacturer Part Number: tea5761uk
• Description: Tea5761uk Low-voltage Single Chip Fm-stereo Radio
• Manufacturer: NXP Semiconductors

Fig 13. Application diagram
FM
antenna
120 nH
100 pF
L1
Total of 15 external components.
27
pF
47
pF
33 nF
X1
FREQIN
GNDRF
10 nF
RFIN1
RFIN2
CAGC
XTAL
V
CD3
CCA
LOOPSW
G1
E1
D1
C1
C2
B1
F1
D2
3.7
A1
TUNING SYSTEM
I/Q MIXER
OSCILLATOR
10
nF
1st FM
CRYSTAL
B2
CPOUT
100 nF
AGC
N1
÷2
STABILIZER
FILTER
A2
LO1
VCO
39 nH
IF
GAIN
L2
prog. div out
ref. div out
A3
LO2
FREQUENCY ADJUST
LIMITER
IF CENTER
LEVEL
A4
CD1
ADC
F2
33 nF
GNDA
DEMODULATOR
TEA5761UK
IF COUNT
I
ref
n.c.
B4
G2
GNDA
SW PORT
MUX
SWPORT
A5
MUTE
SOFT
n.c.
G3
MPXOUT
DECODER
MPX
G4
mono
pilot
SDS
VAFL
F4
BUSENABLE
VAFR
G5
A6
agc
G6
TMUTE
INTERFACE
33 nF
I
2
C-BUS
B6
VREFDIG
12
i.c.
F6
G7
D7
D6
C7
F7
E6
E7
B7 SDA
A7
INTX
GNDD
CD2
V
GNDD
GNDD
SCL
001aab486
CCD
i.c.
33 nF