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TEA6824T Scheda tecnica(PDF) 5 Page - NXP Semiconductors |
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TEA6824T Scheda tecnica(HTML) 5 Page - NXP Semiconductors |
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5 / 36 page  1997 May 05 5 Philips Semiconductors Preliminary specification In Car Entertainment (ICE) car radio TEA6824T PINNING SYMBOL PIN DESCRIPTION QDET1 1 demodulator tank 1 QDET2 2 demodulator tank 2 REFIN1 3 reference input 1 AGND 4 analog ground VDDA1 5 analog supply voltage 1 (+5 V) HFBUS1 6 HF bus 1 output; pull-up to +5 V HFBUS2 7 HF bus 2 output; pull-up to +5 V XTAL1 8 crystal oscillator 1 XTAL2 9 crystal oscillator 2 fref(p) 10 PLL reference frequency output p fref(n) 11 PLL reference frequency output n Iref 12 reference current input FMIF1IN1 13 72 MHz FM-IF input 1 FMIF1IN2 14 72 MHz FM-IF input 2 REFIN2 15 reference input 2 REFIN3 16 reference input 3 REFIN4 17 reference input 4 REFIN5 18 reference input 5 FMIF2OUT1 19 FM mixer output 1 FMIF2OUT2 20 FM mixer output 2 Vref 21 reference voltage input AMIF2OUT1 22 AM mixer output 1 AMIF2OUT2 23 AM mixer output 2 FMAMDEC 24 FM/AM 10.7 MHz decoupling input DEC1 25 decoupling 1 DEC2 26 decoupling 2 FMAM10.7 27 FM/AM 10.7 MHz input VDDA2 28 analog supply voltage 2 FMIFAMPOUT 29 FM-IF-amplifier output n.c. 30 not connected n.c. 31 not connected n.c. 32 not connected AMIF2IN1 33 AM-IF2 input 1 AMIF2IN2 34 AM-IF2 input 2 FMIN2 35 FM limiter input 2 DCFEED 36 DC feed FM limiter FMIN1 37 FM limiter input 1 LEVELADJ 38 level adjustment CAFC 39 AFC capacitor MPBUF 40 multi-path buffer time constant n.c. 41 not connected FMSTOP 42 FMSTOP adjustment MPXOUT 43 FM demodulator MPX output n.c. 44 not connected n.c. 45 not connected n.c. 46 not connected n.c. 47 not connected AMAFOUT 48 AM demodulator AF output DEC3 49 decoupling 3 LEVELUNWEIG 50 level unweighted output n.c. 51 not connected VDDD 52 digital supply voltage (+5 V) SDA 53 serial data input/output; pull-up to +5 V; I2C-bus SCL 54 serial clock input; pull-up to +5 V; I2C-bus DGND 55 digital ground VDDA3 56 analog supply voltage 3 (+8.5 V) SYMBOL PIN DESCRIPTION |
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