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| TDA8050 Datasheet, PDF (4/24 Pages) NXP Semiconductors – TDA8046H | |||
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Philips Semiconductors
QPSK transmitter
Product speciï¬cation
TDA8050
PINNING
SYMBOL PIN
DESCRIPTION
OUTEN
1 output enable
BUF_OUT 2 output ampliï¬er balanced output
BUF_OUTC 3 output ampliï¬er balanced output
AGND2
4 converter analog ground 2
I_IN
5 I balanced input
I_INC
6 I balanced input
Q_IN
7 Q balanced input
Q_INC
8 Q balanced input
AGND1
9 modulator analog ground 1
TKAMOD 10 modulator VCO tank circuit input 2
TKBMOD 11 modulator VCO tank circuit input 1
CP_MOD
12 modulator charge pump output for
PLL loop ï¬lter
DVCC
13 digital supply voltage
CLK
14 3-wire bus serial control clock
DATA
15 3-wire bus serial control data input
EN
16 3-wire bus serial control enable
OSC_IN
17 crystal oscillator input
DGND
18 digital ground
CP_CONV 19 converter charge pump output for
PLL loop ï¬lter
TUNECONV 20 tuning voltage output for converter
VCO
TKBCONV 21 converter VCO tank circuit input 1
TKACONV 22 converter VCO tank circuit input 2
LOCK
23 lock detect signal
IF_FILT
24 IF balanced output to ï¬lter
IF_FILTC 25 IF balanced output to ï¬lter
AVCC1
26 modulator analog supply voltage
RF_OUTC 27 RF balanced output to ï¬lter
RF_OUT
28 RF balanced output to ï¬lter
AVCC2
29 converter analog supply voltage
RF_IN
30 RF balanced input to programmable
ampliï¬er
RF_INC
31 RF balanced input to programmable
ampliï¬er
SW_CAP 32 switch capacitor
handbook, halfpage
OUTEN 1
32 SW_CAP
BUF_OUT 2
31 RF_INC
BUF_OUTC 3
30 RF_IN
AGND2 4
29 AVCC2
I_IN 5
28 RF_OUT
I_INC 6
27 RF_OUTC
Q_IN 7
26 AVCC1
Q_INC 8
AGND1 9
25 IF_FILTC
TDA8050
24 IF_FILT
TKAMOD 10
23 LOCK
TKBMOD 11
22 TKACONV
CP_MOD 12
21 TKBCONV
DVCC 13
20 TUNECONV
CLK 14
19 CP_CONV
DATA 15
18 DGND
EN 16
17 OSC_IN
FCE182
Fig.2 Pin configuration.
1999 Dec 14
4
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