CXA1779P
Predriver for High Resolution Computer Displays
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Description
The CXA1779P is a bipolar IC developed for high
resolution computer displays.
Features
•
Wide bandwidth (150MHz/–3dB typ.)
•
RGB single package
•
Permits RGB common and independent contrast
control
•
Permits RGB independent pedestal level control
•
Input D-range: 0.7Vp-p (min.)
Applications
High resolution computer displays
Structure
Bipolar silicon monolithic IC
Block Diagram and Pin Configuration
(Top View)
Vcc
1
28 pin DIP (Plastic)
Absolute Maximum Ratings
•
Supply voltage
•
Operating temperature
•
Storage temperature
Vcc
14
Topr –20 to +75
2.8
V
°C
W
Tstg –65 to +150 °C
•
Allowable power dissipation P
D
Recommended Operating Conditions
Supply voltage
Vcc
12 ± 0.6
V
PEDESTAL
CLAMP
1.7V
BLANK INC
ADD
OUTPUT-
BUFFER
28
R OUT
R IN
CLP
2
SYNC
SLICE
GAIN
+15dB
27
BLK
BRIGHTNESS
CONTROL
26
R S/H
R DRV
3
R CONTRAST
CONTROL
PEDESTAL
CLAMP
1.7V
PIX
R BRT
CLP
25
BLANKING
ADD
OUTPUT-
BUFFER
24
BLK
BRIGHTNESS
CONTROL
23
G S/H
G OUT
RD GND
R GND
4
G IN
5
CLP
SYNC
SLICE
GAIN
+15dB
G DRV
6
G CONTRAST
CONTROL
PIX
CLP
22
G BRT
G GND
7
PEDESTAL
CLAMP
1.7V
BLANKING
ADD
SYNC
SLICE
GAIN
+15dB
BLK
BRIGHTNESS
CONTROL
OUTPUT-
BUFFER
B IN
8
21
GO GND
CLP
B DRV
9
20
B OUT
B GND
10
B CONTRAST
CONTROL
PIX
19
CLP
18
PIX
B S/H
REG
11
B BRT
PIX
12
RGB
CONTRAST
CONTROL
BLK
BLANKING
PULSE-
SHAPE
17
BO GND
GND
13
CLP
16
BLK
CLP
14
CLAMP
PULSE-
SHAPE
15
N.C.
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E94510-ST
SONY [ SONY CORPORATION ]
