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PDF STV2102 Data sheet ( Hoja de datos )
| Número de pieza | STV2102 | |
| Descripción | I2C SINGLE FREQUENCY DEFLECTION PROCESSOR AND 120 MHz RGB PREAMPLIFIER | |
| Fabricantes | ST Microelectronics | |
| Logotipo |  |
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STV2102
PAL LUMA-CHROMA & DEFLECTION PROCESSOR
n RGB AND FAST BLANKING INPUTS
n AUTOMATIC CUT-OFF CONTROL
n DC-CONTROLLED BRIGHTNESS, CON-
TRAST AND SATURATION
n CERAMIC 500kHz VCO FOR LINE DEFLEC-
TION
n PHASE-LOCKED REFERENCE OSCILLATOR
USING A STANDARD 4.43MHz
n OSD CAPABILITY ON OUTPUTS
n VIDEO IDENTIFICATION GENERATOR
PRELIMINARY DATA
DESCRIPTION
The STV2102 is a PAL chroma decoder, video and
H/V deflection processor for CTV.
Used with the TDA8222, this IC permits a complete
low cost solution with external output stages.
It is pin compatible with STV2110 PAL/SECAM
processor.
SHRINK 42
(Plastic Package)
ORDER CODE : STV2102
PIN CONNECTIONS
SUPPLY VOLTAGE Vcc
BLANKING INPUT BLK
GREEN CUT-OFF CAPACITOR COG
RED OUTPUT ROUT
HORIZONTAL Vcc HVcc
GREEN OUTPUT GOUT
BLUE OUTPUT BOUT
BLUE CUT-OFF CAPACITOR COB
LUMINANCE SIGNAL INPUT YIN
SCANNING LOOP FILTER SLPF
SCANNING XTAL SXTL
COMPOSITE VIDEO SIGNAL CVBS
LINE FLYBACK INPUT LFB
VERTICAL OUTPUT VOUT
HORIZONTAL OUTPUT HOUT
CONTRAST CONTROL CTR
NOT CONNECTED NC
PAL CHROMA INPUT PALIN
GROUND GND
DELAY CHROMA INPUT DLI
CHROMA STANDARD
PS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
42 ICAT CATHODE CURRENT
41 Vcc SUPPLY VOLTAGE INPUT
40 BIN BLUE INPUT
39 GIN GREEN INPUT
38 COR RED CUT-OFF CAPACITOR
37 RIN RED INPUT
36 BRIG BRIGHTNESS CONTROL
35 FBL FAST BLANKING INPUT
34 CLPF CHROMA LOOP FILTER
33 CXTL CHROMA XTAL
32 CKP PAL KILLER CAPACITOR
31 NC NOT CONNECTED
30 ACC ACC CONTROL CAPACITOR
29 NC NOT CONNECTED
28 NC NOT CONNECTED
27 SAT SATURATION CONTROL
26 NC NOT CONNECTED
25 NC NOT CONNECTED
24 GND GROUND
23 NC NOT CONNECTED
22 DLO CHROMA OUTPUT
May 1992
This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice.
1/12
1 page  
STV2102
DC AND AC ELECTRICAL CHARACTERISTICS (continued)
(VCC = 9V, Tamb = 25oC unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
RGB OUTPUTS (Pins 4-6-7) (continued)
-I4-6-7
VM4 -6-7
Vblank 4-6-7
∆Vtemp
BW4-6-7
Individual Output Sinking Current
Maximum Peak White Level
Blanking Level
Relative Variation in Black Level with Various
CONT. SAT. BRIG between the 3 channels
Black Level Thermal Drift
Bandwith
- 3dB
Tracking between Luminance and Chrominance
Signals over 10dB Contrast Control
2
7.8
0.7
20
mA
V
V
mV
0.5 mV/oC
5 MHz
2 dB
RGB INPUTS (Pins 37-39-40)
VBW37-39-40 Maximum Input Level (B to W)
Vclamp Clamp Level
37-39-40
BW37-39-40 Bandwidth
GCTR RGB Contrast Control Range
G37-39-40 RGB Gain
FAST BLANKING INPUT (Pin 35)
Contrast max
-3dB
2
1.5
V
V
8 MHz
12 dB
4
VTH1-35 First Threshold (switching)
VTH2-35 Second Threshold (switching)
I35 Input Current
Tswitch Switching Delay
Tblank Blanking Delay
CATHODE CURRENT INPUT (Pin 42)
0V @ Pin 35
0.7
2.1
50
50
50
V
V
µA
ns
ns
Leakage Current Reference Voltage
CO Reference refered to Leakage Current
Reference
Low Voltage Output Current
1.75
250
V
mV
200 µA
AUTOMATIC CUT-OFF (Pin 3-8-38)
Capacitor Cut-off Positive Negative Clamping
Start-beam Current Detection Reference
Voltage
V4-6-7 Cut-off Output Range
CHROMINANCE INPUT (Pin 18)
100 µA
2V
3V
V18
Vburst-18
Input Level Before Clipping
Minimum Burst Signal Amplitude within the
ACC Control Range
900 mVPP
30 mVPP
GACC ACC Control Range
Change of burst over whole
ACC Control Range < 1dB
30
dB
R18
VDC-18
Input Impedance
DC Operating Voltage
No input signal
8 kΩ
3.5 V
ACC CAPACITOR (Pin 30)
I30 Charging Current
Ii30 Leakage Current
PLL LOOP FILTER (Pin 34)
During burst gate period
Out of burst gate period
250
1
µA
µA
I34 Control Current
Ii34 Leakage Current
400
5
µA
µA
CHROMAXTAL (Pin 33)
CR33 Catching Range
700 Hz
5/12
5 Page 
APPLICATION DIAGRAM
STV2102
11/12
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet STV2102.PDF ] | |
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