Philips TDA4852 free download

File name Tda4852.pdf

INTEGRATED CIRCUITS DATA SHEET TDA4852 Horizontal and vertical deflection controller for autosync monitors Preliminary specification File under Integrated Circuits, IC02 December 1992 Philips Semiconductors Preliminary specification Horizontal and vertical deflection controller for autosync monitors FEATURES · Low jitter · All adjustments DC-controllable · Alignment-free oscillators · Sync separators for video or horizontal and vertical TTL sync levels regardless of polarity · Horizontal oscillator with PLL1 for sync and PLL2 for flyback · Constant vertical and E/W amplitude in autosync operation · DC-coupling to vertical power amplifier · Internal supply voltage stabilization with excellent ripple rejection to ensure stable geometrical adjustments GENERAL DESCRIPTION TDA4852 The TDA4852 is a monolithic integrated circuit for economical solutions in autosync monitors. The IC incorporates the complete horizontal and vertical small signal processing. In conjunction with TDA4860/61/65, or TDA8351 (vertical output circuits) the ICs offer an extremely advanced system solution. QUICK REFERENCE DATA SYMBOL VP IP Vi sync supply current AC-coupled composite video signal with negative-going sync (peak-to-peak value, pin 9) sync slicing level DC-coupled TTL-compatible horizontal sync signal (peak-to-peak value, pin 9) slicing level DC-coupled TTL-compatible vertical sync signal (peak-to-peak value, pin 10) slicing level Io V Io H Tamb vertical differential output current (peak-to-peak value, pins 5 and 6) horizontal sink output current on pin 3 operating ambient temperature range PARAMETER positive supply voltage (pin 1) MIN. 9.2 - - - 1.7 1.2 1.7 1.2 - - 0 TYP. 12 40 1 120 - 1.4 - 1.4 1 - - MAX. 16 - - - - 1.6 - 1.6 - 60 +70 UNIT V mA V mV V V V V mA mA °C ORDERING INFORMATION PACKAGE EXTENDED TYPE NUMBER TDA4852 Note 1. SOT146-1; 1996 November 27. PINS 20 PIN POSITION DIL MATERIAL plastic CODE SOT146(1) December 1992 2 Philips Semiconductors Preliminary specification Horizontal and vertical deflection controller for autosync monitors TDA4852 December 1992 3 Fig.1 Block diagram. Philips Semiconductors Preliminary specification Horizontal and vertical deflection controller for autosync monitors PINNING SYMBOL VP FLB HOR GND VERT1 VERT2 n.c. CLBL HVS VS EW CVA RVA REW RVOS CVOS PLL1 RHOS CHOS PLL2 PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 DESCRIPTION positive supply voltage horizontal flyback input horizontal output ground (0 V) vertical output 1; negative-going sawtooth vertical output 2; positive-going sawtooth not connected clamping/blanking pulse output horizontal sync/video input vertical sync input E/W output (parabola to driver stage) capacitor for amplitude control vertical amplitude adjustment input E/W amplitude adjustment input (parabola) vertical oscillator resistor vertical oscillator capacitor PLL1 phase horizontal oscillator resistor horizontal oscillator capacitor PLL2 phase TDA4852 Fig.2 Pin configuration.