ZR36050

ZR36050 ADVANCE INFORMATION JPEG IMAGE COMPRESSION PROCESSOR FEATURES s Implements JPEG Baseline image compression and expansion, including: - DCT/IDCT operations - Quantization - Variable length coding/decoding s Full support of the JPEG Baseline standard, including: - Bit and byte stuffing - JPEG markers including restart (RST), application (APP), and comment (COM) s JPEG Lossless compression and expansion s DMA/SLAVE bus interface s Motion video (30 frames/sec) compression/expansion capability for CCIR resolution (720 x 480) s “Fast Preview” option - Preview of “thumbnail” version of images (up to 25x faster) s Bit rate control option - Guarantees compressed image file size s Low cost solution - Low cost single chip - Support for inexpensive memories - Requires minimal host intervention s TTL compatible s 27 and 21 MSamples/sec data-rate s Standby mode for very low power consumption s 100-pin plastic quad flat-pack (PQFP) packaging APPLICATIONS s s s s Computer and multimedia add-in boards Full-motion video compression/expansion Digital still cameras and peripherals Security and industrial systems s s s s Videophones and color FAX machines Color printers and scanners Fixed bit rate image transmission devices Cost-sensitive image compression systems GENERAL DESCRIPTION The ZR36050 is a high-speed JPEG Image Compression Processor that performs the algorithm specified by the JPEG Baseline and JPEG Lossless standards for high-quality image compression and expansion of continu...