No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Symbol VCC1 CONCAP1 CONCAP2 RIN RCAP GIN GND GCAP BIN BCAP VREF CON VCC1 GATEIN Description Power supply 1 Contrast capacitor 1 Contrast capacitor 2 R channel input R-CH comparator cap. G channel input Ground G-CH comparator cap. B channel input B-CH comparator cap. R,G,B amp. offset voltage Contrast control Power supply 1.
• 3 Channel R.G.B video amplifier (f.-3DB =7OMHz:Typ)
• Superior linearity contrast control ORDERING INFORMATION
• Black level clamp comparator for Device Package Operating Temperature brightness control
• Built-in clamp gate circuit to operate the KA2139 28 DIP -20°C ~ +70°C clamp comparator at black level
• Vref 2.4V bandgap circuit
BLOCK DIAGRAM
28 27 26 25 24 23 22 21 20 19 18 17 16 15
A2
A2
A2
A1 + RED
gm GREEN
A1 + -
gm BLUE
A1 + -
gm CONTRAST CONTROL
Vref 2.4V
1.4 V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
KA2139
PIN DESCRIPTION
No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Sym.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | KA2130A |
Samsung |
TV Vertical Deflection | |
2 | KA2131 |
Samsung |
TV VERTICAL OUTPUT CIRCUIT | |
3 | KA2133 |
Samsung |
1-CHIP DEFLECTION SYSTEM | |
4 | KA2135 |
Samsung |
HORIZONTAL SIGNAL PROCESSING | |
5 | KA2138 |
Samsung |
DEFLECTION PROCESSOR FOR CRY DISPLAY | |
6 | KA2138N |
Samsung |
DEFLECTION PROCESSOR FOR CRY DISPLAY | |
7 | KA2101 |
Samsung |
LINEAR INTEGRATED CIRCUIT(TV SOUND IF AMPLIFIER) | |
8 | KA2102A |
Samsung |
TV SOUND SYSTEM | |
9 | KA2107 |
Samsung |
DC VOLUME/ TONE CONTROL CIRCUIT | |
10 | KA2140B |
Samsung |
R/G/B VIDEO AMPLIFIER WITH OSD INTERFACE FOR MONITORS | |
11 | KA2141 |
Samsung |
R/G/B VIDEO AMPLIFIER FOR MONITORS | |
12 | KA2142 |
Fairchild |
Vertical Deflection Output Circuit |