TDA8051 Datasheet, PDF (3/24 Pages) NXP Semiconductors – QPSK receiver

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A1VCC A2VCC A3VCC DVCC OUTVCC AGC_IN
6
9
LNA_IN
8
LNA_OUT
7
DEMOD_IN
CLK ¹⁴
15
DATA
16
EN
19
TUNE
18
CP
CHARGE
23
25
13
27
11
3-WIRE BUS TRANSCEIVER
TDA8051
×
×
90¡ 0¡
1/2
DIGITAL
PHASE
COMPARATOR
PROGRAMMABLE
MAIN DIVIDER
1/4
PROGRAMMABLE
REF DIVIDER
1/2
Q_OUT1 I_IN1
I_OUT1 Q_IN1
5 28 29 4
17
10
24
26
20
TEST A1GND A2GND OUTGND DGND
n.c.
3
I_OUT2
1 _{I_OUT}
2 _{I_OUTC}
32
Q_OUT
31
Q_OUTC
30
Q_OUT2
21 _TKB
22 _TKA
12 _{OSC_IN}
FCE112
Fig.1 Block diagram.