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ZR36060 Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers |
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ZR36060 Datasheet(HTML) 3 Page - List of Unclassifed Manufacturers |
3 / 46 page January 1997 ZORAN Corporation s 1705 Wyatt Drive s Santa Clara, CA 95054 s (408) 986-1314 s FAX (408) 986-1240 PRELMINARY ZR36060 INTEGRATED JPEG CODEC FEATURES s Single-chip JPEG processor which integrates all the mod- ules needed for JPEG encoding and decoding: - Raster-to-block and block-to-raster converter - Strip buffer - JPEG codec s Motion video compression and expansion capability: - Up to 25 frames/sec, square pixel and CCIR PAL - Up to 30 frames/sec, square pixel and CCIR NTSC s Three modes of Bit Rate Control (BRC): - Auto Two Pass: for still image compression, produces tightly controlled compressed data file size - Single pass: for motion video compression, keeps the file size approximately fixed - No BRC: uses fixed quantization tables s Glueless interface to common video decoders (e.g., Philips, Brooktree, Samsung, ITT, Harris) s Glueless interface to the ZR36057, I32 and other common multimedia controllers. s Supports 8 and 16-bit YUV video interfaces s Supports master and slave modes of video synchronization s Interfaces to a variety of host controllers, ranging from the dedicated high-performance ZR36057 PCI controller to generic low-cost microcontrollers s Flexible compressed data interface: - 8-bit master mode, supporting transfer of up to 30 Mbytes/ sec - 16-bit slave mode, supporting transfer of up to 16.7 Mbytes/sec - 8-bit slave mode, supporting transfer of up to 8.3 Mbytes/ sec s On-chip video processing, including: - Mixing of two video sources - Horizontal (1:2 and 1:4) and vertical (1:2) up and down scaling - Cropping in compression and programmable background color in decompression s 3.3V power supply with 5V-tolerant I/O s Low power consumption: - 850 mW at 30 MHz operating frequency - Power down mode for power saving s 100-pin PQFP package APPLICATIONS s Desktop video editing subsystems s PCMCIA video capture cards s Digital still cameras s Digital video recording s JPEG-based video conferencing systems Video Decoder Audio Control Audio FIFO Audio Codec ZR36060 ZR36057 Video Encoder Graphics Sub-System PCI Bus Figure 1. JPEG-based video editing subsystem for PCI Systems |
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