TDA2593 Datasheet, PDF (1/6 Pages) STMicroelectronics – SYNCHRO AND HORIZONTAL DEFLECTION CONTROL FOR COLOR TV SET

TDA2593
SYNCHRO AND HORIZONTAL DEFLECTION
CONTROL FOR COLOR TV SET
.. LINE OSCILLATOR (two levels switching)
PHASE COMPARISON BETWEEN SYN-
CHRO-PULSE AND OSCILLATOR VOLTAGE
. Ø 1, ENABLED BY AN INTERNAL PULSE,
(better parasitic immunity)
PHASE COMPARISON BETWEEN THE FLY-
BACK PULSES AND THE OSCILLATOR VOL-
TAGE Ø 2
. COINCIDENCE DETECTOR PROVIDING A
LARGE HOLD-IN-RANGE
. FILTER CHARACTERISTICS AND GATE
SWITCHING FOR VIDEO RECORDER AP-
PLICATION
. _{NOISE GATED SYNCHRO SEPARATOR}
. _{FRAME PULSE SEPARATOR}
. _{BLANKING AND SAND CASTLE OUTPUT}
PULSES
. HORIZONTAL POWER STAGE PHASE LAG-
GING CIRCUIT
. SWITCHING OF CONTROL OUTPUT PULSE
WIDTH
. _{SEPARATED SUPPLY VOLTAGE OUTPUT}
. ^{STAGE ALLOWING DIRECT DRIVE OF}
SCR’S CIRCUIT
SECURITY CIRCUIT MAKES THE OUTPUT
PULSE SUPPRESSED WHEN LOW SUPPLY
VOLTAGE
DESCRIPTION
The TDA2593 is a circuit intended for the horizontal
deflectionof color TV sets, suppliedwith transistors
or SCR’S.
DIP16
(Plastic Package)
ORDER CODE : TDA2593
PIN CONNECTIONS
SUPPLY VOLTAGE
1
OUTPUT STAGE SUPPLY VOLTAGE
2
OUTPUT PULSE
3
SELECTION OF OUTPUT PULSE DURATION
4
DECOUPLING
5
REFERENCE PULSE (flyback) FOR
6
THE 2nd PHASE COMPARATOR
SAND CASTLE PULSE
7
VERTICAL SYNCHRO OUTPUT
8
16
GROUND
15
ADJUSTMENT OF THE CHARGE CURRENT
14
RAMP OSCILLATOR CAPACITANCE
13
FIRST PHASE COMPARATOR OUTPUT
12
TIME CONSTANT SWITCHING
11
V.C.R. SWITCHING
10
NOISE SEPARATOR INPUT
9
SYNCHRO SEPARATOR INPUT
September 1993
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