tda9112a STMicroelectronics, tda9112a Datasheet - Page 6

• Manufacturer Part Number: tda9112a
• Description: High-end I2c Controlled Deflection Processor For Multisync Monitor
• Manufacturer: STMicroelectronics

TDA9112A
3 PIN FUNCTION REFERENCE
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Pin
H/HVSyn
VSyn
HLckVBk
HOscF
HPLL2C
CO
HGND
RO
HPLL1F
HPosF
HVDyCor
HFly
RefOut
BComp
BRegIn
BISense
HEHTIn
VEHTIn
VOscF
VAGCCap
VGND
VCap
VOut
EWOut
XRay
HOut
GND
BOut
Vcc
SCL
SDA
VDyCor
Name
TTL compatible Horizontal / Horizontal and Vertical Sync. input
TTL compatible Vertical Sync. input
Horizontal PLL1 Lock detection and Vertical early Blanking composite output
High Horizontal Oscillator sawtooth threshold level Filter input
Horizontal PLL2 loop Capacitive filter input
Horizontal Oscillator Capacitor input
Horizontal section GrouND
Horizontal Oscillator Resistor input
Horizontal PLL1 loop Filter input
Horizontal Position Filter and soft-start time constant capacitor input
Horizontal and Vertical Dynamic Correction output
Horizontal Flyback input
Reference voltage Output
B+ DC/DC error amplifier (Compensation) output
Regulation feedback Input of the B+ DC/DC converter controller
B+ DC/DC converter current (I) Sense input
Input for compensation of Horizontal amplitude versus EHT variation
Input for compensation of Vertical amplitude versus EHT variation
Vertical Oscillator sawtooth low threshold Filter (capacitor to be connected to VGND)
Input for storage Capacitor for Automatic Gain Control loop in Vertical oscillator
Vertical section GrouND
Vertical sawtooth generator Capacitor
Vertical deflection drive Output for a DC-coupled output stage
E/W Output
X-Ray protection input
Horizontal drive Output
Main GrouND
B+ DC/DC converter controller Output
Supply voltage
I²C-bus Serial CLock Input
I²C-bus Serial DAta input/output
Vertical Dynamic Correction output
Function