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Sharp Electrionic - CMOS digital signal processor

Numéro de référence LR38666Y
Description CMOS digital signal processor
Fabricant Sharp Electrionic 
Logo Sharp Electrionic 





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LR38666Y
LR38666Y
DESCRIPTION
The LR38666Y is a CMOS digital signal processor
for color digital still camera systems of 1 310 k/ 2 140 k/
3 300 k/3 370 k/4 200 k-pixel CCDs with primary
color mosaic filters.
One-chip System LSI for Digital Still
Cameras
• Power supplies
– +2.5 V for digital/analog circuits
– +3.3 V for digital circuits
• Package : 240-ball CSP (T-TFBGA240-1414)
FEATURES
• ARM7TDMI is used as the CPU core
• CCD signal processor modules
– Supported image size : 1 310 k/ 2 140 k/3 300 k/
3 370 k/4 200 k pixels
– R, G and B primary color mosaic filters :
Bayer matrix, 10 bits per color
– Built-in auto focus, auto exposure and auto
white balance functions
– Built-in digital clamp and gamma correction
functions
• Video encoder module
– Composite analog signal output mode : www.DataSheet4U.com
Switchable between NTSC and PAL
– Built-in OSDC function
• JPEG encoding/decoding module :
Built-in circuits for encoding and decoding
– Encoding rate : Max. 66 ms per frame
(for 1/10-compression in VGA mode)
– Decoding rate : Max. 66 ms per frame
(for decompression in VGA mode)
(Assuming that SDRAM is used and the internal
bus is occupied by the JPEG module)
• SDRAM/flash memory controller module
• Synchronous/asynchronous SIO
• USB 1.0 is supported
• General purpose I/O ports
• Built-in audio I/F
• Built-in resizing function
• Built-in CompactFlash I/F
• Built-in SmartMedia I/F
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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