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TEA6845H データシート(PDF) 6 Page - NXP Semiconductors |
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TEA6845H データシート(HTML) 6 Page - NXP Semiconductors |
6 / 48 page 2001 Apr 12 6 Philips Semiconductors Product specification New In Car Entertainment (NICE) car radio TEA6845AH; TEA6845H 6 PINNING SYMBOL PIN DESCRIPTION CAGC 1 AMIFAGC capacitor FMLIMDEC 2 FM limiter decoupling FMLIMIN 3 FM limiter input (10.7 MHz) AMIF2DEC 4 decoupling for AM IF2 input IFAMP2OUT 5 IF amplifier 2 output (10.7 MHz) AMNBHOLD 6 AM noise blanker hold output AMIF2IN 7 AM IF2 input (450 kHz) for demodulator AGC and AM level detector IF1GND 8 AM IF1 ground IFAMP2IN 9 IF amplifier 2 input (10.7 MHz) Coffset 10 DC feedback for offset compensation RDS mute IFAMP2DEC 11 IF amplifier 2 decoupling and AGC capacitor for AM noise blanker IFAMP1OUT 12 IF amplifier 1 output (10.7 MHz) IFAMP1IN 13 IF amplifier 1 and AM mixer 2 input (10.7 MHz) VDDA6 14 analog supply voltage 6 (8.5 V) for IF amplifier 1 and 2 IFAMP1DEC 15 AM mixer 2 and FM IF amplifier 1 decoupling MIX1OUT1 16 FM mixer and AM mixer 1 IF output high (10.7 MHz) MIX1OUT2 17 FM mixer and AM mixer 1 IF output low (10.7 MHz) VDDA5 18 analog supply voltage 5 (8.5 V) for FM mixer and AM mixer 1 AMMIX1IN2 19 AM mixer 1 input 2 AMMIX1IN1 20 AM mixer 1 input 1 T1AMAGC 21 1st time constant output of AM front-end AGC T2AMAGC 22 2nd time constant of AM front-end AGC IAMAGC 23 PIN diode drive current output of AM front-end AGC Vref(FMMIX) 24 reference voltage for FM mixer FMMIXIN1 25 input 1 of FM RF mixer RFGND 26 RF ground FMMIXIN2 27 input 2 of FM RF mixer IFMAGC 28 PIN diode drive current output of FM front-end AGC T2FMAGC 29 2nd time constant of FM front-end AGC T1FMAGC 30 1st time constant of FM front-end AGC DAAOUT 31 output of digital alignment circuit for antenna tank circuit DAATD 32 temperature compensation diode of digital auto alignment circuit for antenna tank circuit DAAIN 33 input of digital auto alignment circuit for antenna tank circuit Vtune 34 tuning voltage CPOUT 35 charge pump output VDDA4 36 analog supply voltage 4 (8.5 V) for tuning PLL fref 37 reference frequency output for signal processor IC VDDD 38 digital supply voltage (5 V) DGND 39 digital ground VCOGND 40 VCO ground |
同様の部品番号 - TEA6845H |
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同様の説明 - TEA6845H |
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