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TDA955XN1 Datasheet(PDF) 9 Page - NXP Semiconductors |
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TDA955XN1 Datasheet(HTML) 9 Page - NXP Semiconductors |
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9 / 125 page  2000 Jun 22 9 Philips Semiconductors Tentative Device Specification TV signal processor-Teletext decoder with embedded µ-Controller TDA955X/6X/8X PS/N1 series PINNING (GENERAL VERSION) SYMBOL PIN DESCRIPTION P1.3/T1 1 port 1.3 or Counter/Timer 1 input P1.6/SCL 2 port 1.6 or I2C-bus clock line P1.7/SDA 3 port 1.7 or I2C-bus data line P2.0/TPWM 4 port 2.0 or Tuning PWM output P3.0/ADC0 5 port 3.0 or ADC0 input P3.1/ADC1 6 port 3.1 or ADC1 input P3.2/ADC2 7 port 3.2 or ADC2 input P3.3/ADC3 8 port 3.3 or ADC3 input VSSC/P 9 digital ground for µ-Controller core and periphery P0.5 10 port 0.5 (8 mA current sinking capability for direct drive of LEDs) P0.6 11 port 0.6 (8 mA current sinking capability for direct drive of LEDs) VSSA 12 analog ground of Teletext decoder and digital ground of TV-processor SECPLL 13 SECAM PLL decoupling VP2 14 2nd supply voltage TV-processor (+8V) DECDIG 15 supply voltage of digital circuit of TV-processor PH2LF 16 phase-2 filter PH1LF 17 phase-1 filter GND3 18 ground 3 for TV-processor DECBG 19 bandgap decoupling AVL/EWD /DECSDEM (1) 20 Automatic Volume Levelling (90 ° versions) / E-W drive output (110° versions) / decoupling sound demodulator (QSS version in AM/FM mode) VDRB 21 vertical drive B output VDRA 22 vertical drive A output IFIN1 23 IF input 1 IFIN2 24 IF input 2 IREF 25 reference current input VSC 26 vertical sawtooth capacitor AGCOUT 27 tuner AGC output AUDEEM/SIFIN1(1) 28 audio deemphasis or SIF input 1 DECSDEM/SIFIN2(1) 29 decoupling sound demodulator or SIF input 2 GND2 30 ground 2 for TV processor SNDPLL/SIFAGC/ (1) 31 narrow band PLL filter or AGC sound IF AVL/SNDIF/REF0/ AMOUT/AUDEEM(1) 32 Automatic Volume Levelling / sound IF input / subcarrier reference output / AM output (non controlled) / audio deemphasis (QSS version in AM/FM mode) HOUT 33 horizontal output FBISO 34 flyback input/sandcastle output AUDEXT/QSSO /AMOUT (1) 35 external audio output / QSS intercarrier out / AM audio output (non controlled) EHTO 36 EHT/overvoltage protection input PLLIF 37 IF-PLL loop filter IFVO/SVO 38 IF video output / selected CVBS output VP1 39 supply voltage TV processor |
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