KA2195D
RGB ENCODER FOR NTSC
RGB ENCODER
The KA2195D is a monolithic integrated circuit designed
for RGB encoder of video system. This device contains
matrix of R-Y/B-Y, modulator, pulse generator, regulator
and built in BPF of chroma and delay line of luminance.
The KA2195D is suitable for video equipment
24 SOP
FUNCTION
•
•
•
•
•
•
•
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Regulator
Mixer of R-Y, B-Y
Modulator
Pulse generator
Audio buffer
X-tal oscillator
Clamp circuit
BPF & D.L circuit
ORDERING INFORMATION
Device
Package Operating Temperature
KA2195D 24SOP
-20~+70°C
FEATURE
•
Lower operating voitage:Vcc= 5V
•
Stabilized bias condition in regulator
•
Available only NTSC system
•
Included 75 ohm driver (RGB Output, composite video output, composite sync. output)
•
Sub-carrier frequency using X-tal and available external input
•
Include BPF & delay line
:Minimized external components
•
Audio buffer circuit
•
R-Y, B-Y modulator
BLOCK DIAGRAM
24
23
R
22
G
21
B
20
VIDEO
OUTPUT
19
18
Y/C
MIXER
17
16
DL &
TRAP
15
3.58M
BPF
14
13
REGULATOR
R,G,B OUTPUT
MATRIX
R-Y MODULATOR
+
B-Y MODULATOR
SYNC
ADD
R,G,B CLAMP
X-TAL
OSC.
PHASE
SHIFTER
PULSE
GEN.
BUFFER
SYNC
OUT
R
1
2
G
3
B
4
5
6
7
8
9
10
11
12
PIN CONFIGURATION