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LR38269
DESCRIPTION
The LR38269 is a CMOS digital signal processor
for color CCD camera system of 270 k/320 k-pixel
CCD with complementary color filters. The camera
system consists of CDS/AGC/ADC IC (IR3Y38M),
DSP IC (LR38269), and V driver IC (LR36685) with
CCD.
FEATURES
• Designed for 270 k/320 k color CCDs with Mg, G,
Cy, and Ye complementary color filters
• Switchable between NTSC and PAL modes
• External control interface input/output
• Variable GAMMA and KNEE response
(Select one out of 4 kinds of GAMMA & KNEE
response)
• 10-bit digital input
• Analog NTSC/PAL composite output by built-in 9-
bit 1 ch DA converter
• Built-in mirror image function
• Built-in timing generator to drive CCD
• Built-in 2 k-bit EEPROM controller to set the
camera adjustment data
• Built-in auto exposure control
• Built-in auto white balance control
• Built-in auto carrier balance control
• Single + 3.3 V power supply
• Package :
80-pin LQFP (LQFP080-P-1212) 0.5 mm pin-pitch
LR38269
Digital Signal Processor for
Color CCD Cameras
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in
catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
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PIN CONNECTIONS
80-PIN LQFP
ACL 1
CKI 2
CKO 3
VDD 4
GND 5
ADCK 6
SCK 7
SDATA 8
ADI9 9
ADI8 10
ADI7 11
ADI6 12
ADI5 13
ADI4 14
VDD 15
GND 16
ADI3 17
ADI2 18
ADI1 19
ADI0 20
(LQFP080-P-1212)
LR38269
TOP VIEW
60 HD
59 Y7
58 Y6
57 Y5
56 Y4
55 VDD
54 GND
53 Y3
52 Y2
51 Y1
50 Y0
49 EXCKI
48 DCK2
47 DCK1
46 VDD
45 GND
44 EEMD3
43 EEMD2
42 EEMD1
41 EEMDS
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