TDA9111 datasheet(3/43 Pages) STMICROELECTRONICS

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TDA9111

3/43

PIN CONNECTIONS

Name

Fun ction

H/HVIN

TTL compatible Horizontal sync Input (separate or composite)

VSYNCIN

TTL compatible Vertical sync Input (for separated H&V)

HMOIRE/

HLOCK

Horizontal Moiré Output (to be connected to PLL2C through a resistor divider), HLock

Output

PLL2C

Second PLL Loop Filter

Horizontal Oscillator Capacitor

Horizontal Oscillator Resistor

PLL1F

First PLL Loop Filter

HPOSITIO N

Horizontal Position Filter (capacitor to be connected to HGND)

HFOCUS-

CAP

Horizontal Dynamic Focus Oscillator Capacitor

FOCUS OUT

Mixed Horizontal and Vertical Dynamic Focus Output

HGND

Horizontal Section Ground

HFLY

Horizontal Flyback Input (positive polarity)

HREF

Horizontal Section Reference Voltage (to be filtered)

COMP

B+ Error Amplifier Output for frequency compensation and gain setting

REGIN

Feedback Input of B+ control loop

ISENSE

Sensing of external B+ switching transistor current, or switch for step-down converter

B+GND

Ground (related to B+ reference)

VBREATH

V Breathing Input Control (compensation of vertical amplitude against EHV variation)

VGND

Vertical Section Ground

VAGCCAP

Memory Capacitor for Automatic Gain Control in Vertical Ramp Generator

VREF

Vertical Section Reference Voltage (to be filtered)

VCAP

Vertical Sawtooth Generator Capacitor

VOUT

Vertical Ramp Output (with frequency-independent amplitude and S or C Corrections

if any). It is mixed with vertical position voltage and vertical moiré.

EWOUT

Pin Cushion (E/W) Correction Parabola Output

XRAY

X-RAY protection input (with internal latch function)

HOUT

Horizontal Drive Output (open collector)

GND

General Ground

BOUT

B+ PWM Regulator Output

VCC

Supply Voltage(12V typ) (referenced to Pin 27)

SCL

I2C Clock Input

SDA

I2C Data Input

5V Supply Voltage

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