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TDA4821P 데이터 시트보기 (PDF) - Philips Electronics
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TDA4821P
Autosize IC for colour monitors
Philips Electronics
TDA4821P Datasheet PDF : 20 Pages
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Philips Semiconductors
Autosize IC for colour monitors
BLOCK DIAGRAM
Product specification
TDA4821P
handbook, full pagewidth
R, G, B
video
inputs
VIN1 1
VIN2 2
VDD(PLL)
3
+
3.3 V
CLK 4
VSS(I/O)
5
VDD(I/O)
6
+
3.3 V
horizontal
sync
pulse
vertical
sync
pulse
HS 7
VS 8
VIDEO COMPARATORS
CLOCK PLL
TDA4821P
DIGITAL CORE
HORIZONTAL
POLARITY
DETECTION
VERTICAL
POLARITY
DETECTION
TEST MODES
HORIZONTAL
MEASUREMENT
VERTICAL
MEASUREMENT
20 LEV
19 VIN3
18 T1
17 CLP
video
clamping
pulse
16
VSS(core)
15
VDD(core)
+
3.3 V
14 T2
+
3.3 V
horizontal
flyback
pulse
POR 9
POWER - ON
RESET
HFB 10
I
2
C-BUS REGISTERS
I
2
C-BUS
INTERFACE
13 SDA
12 SCL
11 TC
MHB651
2000 Feb 09
Fig.1 Block diagram.
4
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