tea5757h-v1 NXP Semiconductors, tea5757h-v1 Datasheet - Page 4

• Manufacturer Part Number: tea5757h-v1
• Description: Self Tuned Radio Str
• Manufacturer: NXP Semiconductors

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WRITE-ENABLE
BUS-CLOCK
V STAB(A)
V STAB(B)
RFGND
RIPPLE
FM-RFI
AM-RFI
DATA
DGND
V DDD
V CC1
XTAL
P1
P0
23
43
42
28
27
29
38
34
7
1
25
26
31
30
2
FRONT-END
MULTIPLEXER
FRONT-END
OSCILLATOR
PRESCALER
STABILIZER
FM-RFO
CRYSTAL
AM
FM
3
OSCILLATOR
OSCILLATOR
FMOSC
AMOSC
FM
6
AM
5
PROGRAMMABLE
SHIFT REGISTER
LAST-STATION
DETECTOR
COUNTER
MEMORY
WINDOW
FM-MIXER
AM-MIXER
MIXER
MIXER
40
FM
AM
39
FM-IFI1
AM-IFI1
41
Fig.1 Block diagram.
FM
AM
37
AM-IFI/O2
SEQUENTIAL
AM
IF
FM
IF1
REGISTER
STATUS
CIRCUIT
36
FM-IFO1
35
FM-IFI2
AGC
AGC
down
level
up
44
33
FM
IF2
INDICATOR
DETECTOR
DETECTOR
CHARGE
hard mute
IN-LOCK
AM/FM
PUMP
AFC
AM
IFGND
DETECTOR
17
FM
FMDEM
TUNE
18
8
V CC2
FSI
22
21
AFO
10
TEA5757;
TEA5759
level
19 kHz
38 kHz
stereo
CONVERTER
SDS
DETECTOR
DECODER
MATRIX
PILOT
MPXI
PLL
V/I
11
MUTE
stereo
mono
RFGND
4
16
24
12
14
15
13
19
20
32
9
MHA111
AFLO
AFRO
MUTE
PILFIL
LFI
VCO
AFC (n)
AFC (p)
AFC
MO/ST