May 2000
This is preliminary information on a new product now in development. Details are subject to change without notice.
1/
46
Version 1.2
STV2001
I
2
C SINGLE FREQUENCY DEFLECTION PROCESSOR
AND 120 MHz RGB PREAMPLIFIER
TARGET SPECIFICATION
FEATURES
Horizontal deflection
I
Single Frequency, Self Adaptive Oscillator.
I
TTL compatible positive going sync.
I
Chip does not accept sync on RGB or any video
signal.
I
I
2
C
controlled:
H-position,
keystone, parallelogram, side pin balance.
I
I
2
C controlled EW corner : top and bottom
corrections.
I
I
2
C controlled corner: top and bottom phase
corrections.
I
EW output
I
I
2
C controlled H-amplitude
I
DC controlled H-width breathing compensation
with I
2
C controlled gain (0.5x to 2x).
I
Xray shut-down on ABL, H output latch, reset by
power OFF/ON.
I
Soft start on H-duty.
Vertical deflection
pin
cushion,
I
Vertical ramp generator.
I
Wide range AGC loop.
I
TTL compatible positive going sync, no extra
pulses.
I
I
2
C controlled vertical position.
I
I
2
C controlled S linearity correction.
I
DC controlled height breathing compensation
with I
2
C controlled gain (0.5X TO 2X).
I
Vertical dynamic focus output with fixed
amplitude (1Vpp).
Video preamplifier
I
3-Channel 120MHz bandwidth video amplifier.
I
3.5ns typical rise and fall time at 2.5V
PP
.
I
I
2
C
controlled
individual
(8bit)>8db
I
I
2
C controlled overall brightness.
I
Activation of ABL results in contrast gain
decrease.
RGB
contrast
I
Gain window (1.5X) controlled by input pulse
and I
2
C. Pulse height controls the gain variation
from 1x to 1.5x.
I
0.514V typical video input signal for normal
display.
I
I
2
C controlled contrast (7bits) update during
vertical retrace time.
I
2
C main features
I
I
2
C interface (slave) 100kHz max.
I
All I
2
C controlled DAC are 7 bits, except RGB
gain.
I
Power on reset on 5 V (V
DD
).
Supply voltage & power
I
5 V/10.5 V dual supply.
I
Max power consumption: 1.2W
DESCRIPTION
The STV2001 is an I
2
C-controlled monolithic
integrated circuit assembled in a TQFP44 plastic
package. It combines both a deflection block
(horizontal and vertical, single frequency with very
powerful geometry correction) and a 120MHz
RGB pre-amplifier.
TQFP44/SLUG DOWN
ORDER CODE :
1