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PDF TDA9109SN Data sheet ( Hoja de datos )

Número de pieza TDA9109SN
Descripción LOW-COST DEFLECTION PROCESSOR FOR MULTISYNC MONITORS
Fabricantes ST Microelectronics 
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No Preview Available ! TDA9109SN Hoja de datos, Descripción, Manual

TDA9109/SN
LOW-COST DEFLECTION PROCESSOR
FOR MULTISYNC MONITORS
.....HORIZONTAL
SELF-ADAPTATIVE
DUAL PLL CONCEPT
150kHz MAXIMUM FREQUENCY
X-RAY PROTECTION INPUT
I2C CONTROLS : H-POSITION, FREQUENCY
GENERATOR FOR BURN-IN MODE
VERTICAL
. VERTICAL RAMP GENERATOR
. 50 TO 185Hz AGC LOOP
. GEOMETRY TRACKING WITH VPOS & VAMP
. I2C CONTROLS :
VAMP, VPOS, S-CORR, C-CORR
. DC BREATHING COMPENSATION
I2C GEOMETRY CORRECTIONS
. VERTICAL PARABOLA GENERATOR
(Pin Cushion - E/W, Keystone, Corner)
. HORIZONTAL DYNAMIC PHASE
(Side Pin Balance & Parallelogram)
. VERTICAL DYNAMIC FOCUS
(Vertical Focus Amplitude)
.......GENERAL
SYNC PROCESSOR
12V SUPPLY VOLTAGE
8V REFERENCE VOLTAGE
HOR. & VERT. LOCK/UNLOCK OUTPUTS
READ/WRITE I2C INTERFACE
HORIZONTAL AND VERTICAL MOIRE
B+ REGULATOR
- INTERNAL PWM GENERATOR FOR B+
CURRENT MODE STEP-UP CONVERTER
- SOFT START
- I2C ADJUSTABLEB+ REFERENCE VOLTAGE
- OUTPUT PULSES SYNCHRONIZED ON
. HORIZONTAL FREQUENCY
- INTERNALMAXIMUMCURRENT LIMITATION
COMPARED WITH THE TDA9109,
THE TDA9109/SN HAS :
- CORNER CORRECTION,
- HORIZONTAL MOIRÉ,
PRELIMINARY DATA
SHRINK32
(Plastic Package)
ORDER CODE : TDA9109/SN
- B+ SOFT START,
- INCREASED MAX.VERTICAL FREQUENCY,
- NO HORIZONTAL FOCUS,
- NO STEP DOWN OPTION FOR DC/DC CON-
VERTER,
- NO I2C FREE RUNNING ADJUSTMENT,
- FIXED HORIZONTAL DUTY CYCLE (48%),
- INCREASED MAXIMUM STORAGE TIME
OF THE HORIZONTAL SCANNING TRAN-
SISTOR.
DESCRIPTION
The TDA9109/SN is a monolithic integrated circuit
assembledin 32-pin shrink dual in line plastic pack-
age. This IC controls all the functions related to the
horizontal and vertical deflection in multimode or
multi-frequency computer display monitors.
The internal sync processor, combinedwith the very
powerful geometry correction block make the
TDA9109/SN suitable for very high performance
monitors, using very few external components.
The horizontaljitter level is very low. It is particularly
well suited for high-end 15” and 17” monitors.
Combined with the ST7275 Microcontroller fam-
ily, TDA9206 (Video preamplifier) and STV942x
(On-Screen Display controller) the TDA9109/SN
allows fully I2C bus controlled computer display
monitors to be built with a reduced number of
external components.
June 1998
This is advance information on a new product now in development or undergoing evaluatio n. Details are subject to change without notice.
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TDA9109SN pdf
BLOCK DIAGRAM
HOUT
PLL2C
HFLY
C0
R0
HLOCKOUT
HPOSITION
PLL1F
TDA9109/SN
EWOUT
VOUT
BREATH
VAGCCAP
VCAP
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TDA9109SN arduino
TDA9109/SN
B+ SECTION
Operating Conditions
Symbol
Parameter
FeedRes Minimum Feedback Resistor
Test conditions
Resistor between Pins 15 and 14
Min. Typ. Max. Unit
5 k
Electrical Characteristics (VCC = 12V, Tamb = 25oC)
Symbol
Parameter
Test conditions
OLG Error Amplifier Open Loop Gain
At low frequency (see Note 16)
ICOMP
Sunk Current on Error Amplifier Pin 14 (see Figure 14)
Output when BO UT is in safety
condition
UGBW Unity Gain Bandwidth
(see Note 13)
IRI Regulation Input Bias Current
Current sourced by Pin 15 (PNP base)
EAOI Error Amplifier Output Current
Current sourced by Pin 14
Current sunk by Pin 14
CSG Current Sense Input Voltage Gain Pin 16
MCEth Max Current Sense Input Threshold Pin 16
Voltage
ISI Current Sense Input Bias Current
Current sourced by Pin 16 (PNP base)
Tonmax Maximum ON Time of the external % of Horizontal period,
power transistor
f0 = 27kHz (see Note 17)
B+OSV B+ Output Saturation Voltage
V28 with I28 = 10mA
IVREF Internal Reference Voltage
On erroramp (+) inputfor Subaddress 0B
Byte 1000000
VREFADJ I nt e rna l R e f e r en ce V ol t ag e Byte 1111111
Adjustment Range
Byte 0000000
tFB+ Fall Time
Pin 28
Min.
Typ.
85
0.5
6
0.2
3
1.2
1
100
0.25
4.8
+20
-20
100
Max.
0.5
2
Unit
dB
mA
MHz
µA
mA
mA
V
µA
%
V
V
%
%
ns
Notes : 13. These parameters are not tested on each unit. They are measured during our internal qualification.
16. These parameters are not tested on each unit. They are measured during our internal qualification procedure which includes
characterization on batches coming from corners of our processes and also temperature characterization.
17. The external power transistor is OFF during about 400ns.
Figure 1 : Vertical Dynamic Focus Function
Figure 2 : E/W Output
VDFAMP
B
A
HDFDC
Figure 3 : Dynamic Horizontal Phase Control
Output
B
EWPARA
A
EWDC
Figure 4 : Keystone Effect on E/W Output
(PCC and Corner Inhibited)
B
A
SPBPARA
DHPCDC
Keyadj
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