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UPD61171 Datasheet(PDF) 3 Page - NEC

Part No. UPD61171
Description  SECOND GENERATION ENHANCED MULTIMEDIA ARCHITECTURE PROCESSOR FOR DVD RECORDER/PERSONAL VIDEO RECORDERS
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Maker  NEC [NEC]
Homepage  http://www.nec.com/
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UPD61171 Datasheet(HTML) 3 Page - NEC

   
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µµµµ PD61171
3
Preliminary Product Letter S16775EJ1V0PL
FEATURE LIST
High-performance main processor:
High-performance MIPS32 CPU core: 225 Dhrystone MIPS @187 MHz frequency
32-bit RISC MIPS architecture
Supports MIPS32 instruction set
8 KB instruction cache, 8 KB data cache configuration
EJTAG debugging interface
High-performance sub CPU:
High-performance MIPS32 CPU core with DSP features for media processing
8 KB instruction cache, 8 KB data cache configuration
48 KB scratch-pad memory support
Unified memory controller:
Supports 32-bit bus width DDR SDRAM
Supports data rate up to PC266
Unified CPU / MPEG Codec / Graphics memory
Supports 128 M bits, 256 M bits, 512 M bits DDR SDRAM device
Total memory size up to 1 G bits
External memory interface (EMI):
ROM interface
Total address area 64 MB/CS for ROM
Supports normal, page and flash ROM
Supports NOR, NAND and strata flash ROM
2 chip select signals for ROM
General input/output (GIO) interface
Total address area 16 MB for GIO
4 chip select signals for GIO
Supports Intel, Motorola, and 16-bit PC card (PCMCIA) interfaces
MPEG video encode engine:
MPEG2 video MP@ML, SP@ML standard and MPEG1 standard
Single-pass VBR, CBR encode control
Supports various picture sizes
Horizontal:
720, 704, 640, 544, 480, 352, 320 pixels/line
Vertical:
480, 240, 576, 288 lines/frame
Pre-analysis: Film detection, scene change detection and motion estimation assist
Supports video
8-bit Y/Cb/Cr 4:2:2 (ITU-R BT.656)
Time base corrector
Embedded 32-bit RISC encode control processor
Audio encode engine:
MPEG1 audio layer 2 standard
LPCM for DVD/D-VHS
Supports sample rate conversion
Dolby Digital consumer encode (family option)


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