TDA9102C
H/V PROCESSOR FOR TTL V.D.U
VERTICAL SECTION
SYNCHRONIZATION INPUT : TTL COMPAT-
IBLE, NEGATIVE EDGE TRIGGERED
SYNCHRONIZATION INDEPENDENT FROM
DUTY CYCLE TIME
OSCILLATOR : FREQUENCY RANGE FROM
30Hz to 120Hz
RAMP GENERATOR WITH VARIABLE GAIN
STAGE
VERTICAL RAMP VOLTAGE REFERENCE
INTERNAL VOLTAGE REGULATOR
DC COMPATIBLE CONTROLS FOR FRE-
QUENCY, AMPLITUDE AND LINEARITY
PIN CONNECTIONS
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
HORIZONTAL SECTION
SYNCHRONIZATION INPUT : TTL COMPAT-
IBLE, NEGATIVE EDGE TRIGGERED
SYNCHRONIZATION INDEPENDENT FROM
DUTY CYCLE TIME
OSCILLATOR : FREQUENCY RANGE FROM
15kHz to 100kHz
HORIZONTAL OUTPUT PULSE SHAPER
AND SHIFTER
PHASE COMPARATOR BETWEEN SYN-
CHRO AND OSCILLATOR (PLL1)
PHASE COMPARATOR BETWEEN FLYBACK
AND OSCILLATOR (PLL2)
INTERNAL VOLTAGE REGULATOR
DC COMPATIBLE CONTROLS FOR PHASE
AND FREQUENCY
HORIZONTAL OUTPUT DUTY CYCLE : 41%
POWERDIP20 (0.4)
(Plastic package)
ORDER CODES
: TDA9102C
Substrate Ground
11
12
10
9
Horizontal Phase Adjust
Phase Comparator 2 Output
Vertical Frequency Preset
C13
13
14
8
7
Horizontal Flyback Input
Horizontal Output
Vertical TTL Input
Vertical Ramp Output
15
16
6
5
Horizontal Power Ground
C5
Vertical Amplitude Adjust
Vertical Linearity Adjust
17
18
4
3
Horizontal TTL Input
Phase Comparator 1 Output
DESCRIPTION
The TDA9102C is a monolithic integrated circuit for
horizontal and vertical sync processing in mono-
chrome and color video displays driven by input
TTL compatible signals.
The TDA9102C is supplied in a 20 pin dual in line
package with pin 11 connected to ground and used
for heatsinking.
May 1996
Linearity Output
Vertical Reference Voltage
VS
19
20
2
1
C2
R1
1/7
9102001.EPS