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STV2000 Datasheet

  • STV2000

  • I2C SINGLE FREQUENCY DEFLECTION PROCESSOR AND 70 MHz RGB PRE...

  • 265.15KB

  • 38頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STV2000
I2C SINGLE FREQUENCY DEFLECTION PROCESSOR AND
70 MHz RGB PREAMPLIFIER
PRELIMINARY DATA
FEATURES
Horizontal deflection
s
Single frequency, self adaptive oscillator.
s
TTL compatible positive going sync.
2
s
I C
controlled: H-position, Pin Cushion,
Keystone, Parallelogram, Side Pin Balance,H-
amplitude.
s
DC East/West feedback.
s
DC controls: H-width breathing compensation.
s
X-Ray protection
Vertical deflection
s
Vertical ramp generator.
s
Wide range AGC loop.
s
TTL compatible positive going sync, no extra
pulses.
2
s
I C controls: vertical position and S-correction.
s
DC controls: height breathing compensation.
Video preamplifier
s
3-channel 70MHz bandwidth RGB preamplifier.
s
5ns typical rise and fall time at 4V
PP
.
2
s
I C controls: RGB contrast, cut-off, brightness,
contrast up-date during vertical retrace time.
s
ABL will reduce gain (contrast).
s
0.514V typical video input signal for normal
display.
I
2
C Main features
2
s
I C interface (slave) 100kHz max.
2
s
All I C controlled DAC are 7bit, except for RGB
gain and cut-off.
s
Power- on- reset at 5 V (V
DD
).
s
0.5 to 4 V static DAC output.
Supply voltage & power
s
5 V/10.5 V dual supply.
s
Max power consumption: 1.2W
DESCRIPTION
The STV2000 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 70MHz RGB
pre-amplifier.
TQFP44
ORDER CODE :
PIN CONNECTIONS
FILTER
PLL2C
HGND
Hfly
Href
Hout
Ro
Co
PLL1F
Hin
FC1
Vin
Vref
VAGCAP
VGND
VCAP
Vout
VBRTHin
VRB
VAVcc
Out1
Cut-off 1
44 43 42 41 40 39 38 37 36 35 34
33
1
32
2
31
3
30
4
29
5
28
6
27
7
8
26
9
25
10
24
11
23
12 13 14 15 16 17 18 19 20 21 22
AGND
Out2
Cut-off2
PGDN
Out3
Cut-off3
PVcc
In1
ABLin
In2
DAC
LGDN
SAVcc
SCL
SDA
V
DD
(5V)
EW
ou
t
EWFBin
HBRTHin
N.C.
VBDC
In3
Version 3.0
April 2000
This is preliminary information on a new product now in development. Details are subject toDetails are subject to change without notice.
in development or undergoing evaluation. change without notice.
1/38
1

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