Philips TDA3833 free download

File name Tda3833.pdf

INTEGRATED CIRCUITS DATA SHEET TDA3833 BTSC-stereo/SAP/DBX decoder and DBX expander Product specification File under Integrated Circuits, IC02 September 1992 Philips Semiconductors Product specification BTSC-stereo/SAP/DBX decoder and DBX expander FEATURES · DBX decoder, MPX decoder and SAP decoder on chip · Extensive switching possibilities for the AF outputs and the extra headphone output · Stereo and SAP signal available simultaneously · Reliable stereo/SAP identification by means of the noise detector · Integrated filters · DAC control possible for most alignments · Few external components · Low power consumption (200 mW) · +5 V supply voltage GENERAL DESCRIPTION The TDA3833 is a sound processor for stereo/second audio program (SAP) baseband signals in accordance with the BTSC standard for television receivers and video tape recorders. QUICK REFERENCE DATA SYMBOL VP IP Vi Vo S/N(W) S/N CH CR THD supply current input signal, 100% modulated, mono (RMS value, pin 1) AF output signal (RMS value, pins 7, 23 and 24) signal-to-noise ratio, weighted signal-to-noise ratio stereo channel separation crosstalk attenuation total harmonic distortion PARAMETER positive supply voltage (pin 32) TDA3833 TYP. 5 42 100 550 50 60 26 60 0.2 UNIT V mA mV mV dB dB dB dB % ORDERING INFORMATION PACKAGE EXTENDED TYPE NUMBER TDA3833 TDA3833T Note 1. SOT232-1; 1996 December 13. 2. SOT287-1; 1996 December 13. PINS 32 32 PIN POSITION SDIL SO MATERIAL plastic plastic CODE SOT232AG(1) SOT287AH(2) September 1992 2 Philips Semiconductors Product specification BTSC-stereo/SAP/DBX decoder and DBX expander TDA3833 September 1992 3 Fig.1 Block diagram, test and application circuit. (1) control possible by DAC (2) DBX encoded Philips Semiconductors Product specification BTSC-stereo/SAP/DBX decoder and DBX expander PINNING SYMBOL Vi ILV fref CSAP CND SAPI Vo HP Vo SAP SAPLV LRLV MODE C1SPB DBXLV C1WB DBXT C2SPB C2WB C1DC C2DC EMPH1 DBXIN EMPH2 VoAF1 VoAF2 GND Cref VCO LOOP STERI PILOT Cpil VP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 PIN DESCRIPTION composite input signal (MPX/SAP) input level control adjustment of filter reference SAP identity smoothing capacitor SAP noise detector smoothing capacitor SAP indicator output (sink) SAP/mono headphone output output signal SAP/(L-R) without DBX SAP level control (L-R) level control 4-state mode control spectral band timing capacitor DBX spectral adjust wideband timing capacitor DBX timing adjust spectral RMS-detector smoothing capacitor wideband RMS-detector smoothing capacitor DC decoupling capacitor 1 for offset compensation DC decoupling capacitor 2 for offset compensation time constant for variable emphasis DBX signal input time constant for variable emphasis AF output signal right/SAP or mono AF output signal left/SAP or mono ground (0 V) smoothing capacitor for internal reference voltage VCO free running frequency adjustment phase detector loop filter stereo indica