
STMicroelectronics
DESCRIPTION
The TDA9105A is a monolithic integrated circuit assembled in a 42 pins shrink dual in line plastic package.
This IC controls all the functions related to the horizontal and vertical deflection in multimodes or multisync monitors.
HORIZONTAL
■ DUAL PLL CONCEPT
■ 150kHz MAXIMUM FREQUENCY
■ SELF-ADAPTATIVE
■ X-RAY PROTECTION INPUT
■ DC ADJUSTABLE DUTY-CYCLE
■ 1st PLL LOCK /UNLOCK INFORMATION
■ WIDE RANGE DC CONTROLLED H-POSITION
■ ON/OFF SWITCH (FOR PWR MANAGEMENT)
■ TWO H-DRIVE POLARITIES
VERTICAL
■ VERTICAL RAMP GENERATOR
■ 50 TO 185Hz AGC LOOP
■ DCCONTROLLEDV-AMP,V-POS,S-AMP&C-COR
■ ON/OFF SWITCH
EWPCC
■ VERTICAL PARABOLA GENERATOR WITH DC CONTROLLED KEYSTONE& AMPLITUDE
■ AUTO TRACKING WITH V-POS & V-AMP
■ CORNER CORRECTION WITH DC CONTROLLED AMPLITUDE
GEOMETRY
■ WAVE FORM GENERATOR FOR PARALELLOGRAM & SIDE PIN BALANCE CONTROL
■ AUTO TRACKING WITH V-POS & V-AMP
DYNAMIC FOCUS
■ VERTICAL PARABOLA OUTPUT FOR VERTICAL DYNAMIC FOCUS
■ AUTO TRACKING WITH V-POS & V-AMP
GENERAL
■ ACCEPT POSITIVE OR NEGATIVE HORIZONTAL & VERTICAL SYNC POLARITIES
■ SEPARATE H & V TTL INPUT
■ COMPOSITE BLANKING OUTPUT