CS6310 Amphion, CS6310 Datasheet

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CS6310

Manufacturer Part Number
CS6310
Description
Forward DCT (Encoder)
Manufacturer
Amphion
Datasheet
At the heart of many video compression systems is the discrete cosine transform (DCT) function. The JPEG-
compliant CS6310 DCT provides a high-performance transformation of a video waveform to its constituent
frequency components. Capable of processing one symbol per cycle at sustained data rates of over 210 mega-
samples/sec
high-performance video compression solution. The CS6310 DCT is available in both ASIC and programmable
logic versions that have been handcrafted by Amphion to deliver high performance with low-power and
minimal silicon area.
Figure 1: Typical Digital Video Processing Channel Containing the CS6310
High Performance DCT Core
ASIC/FPGA/PLD versions available
Continuous one symbol per cycle processing
capability
High performance (to 217 Msamples/second)
Highly portable firm core
Ideal solution for JPEG
Fully compliant with baseline JPEG Standard
ISO/IEC 10918-1/2
1. Actual performance is dependent on the ASIC libraries used and ASIC process targeted
IMAGE
1
in an ASIC implementation and 80 mega-samples/sec in FPGA, the CS6310 forms the heart of a
FEATURES
CAMERA
High Performance DCT
Amphion continues to expand its family of application-specific cores
CS6310
See http://www.amphion.com for a current list of products
PAL/NTSC
ENCODER
1
CONVERTER
COLOR
SPACE
Logic:
Memory:
Max Frequency:
JPEG systems
Scanners
Copiers
Remote digital video
34K gates
1K bits RAM
RASTER-BLOCK
APPLICATIONS
STRIP BUFFER
KEY METRICS
Virtual Components for the Converging World
CONVERTER
217 MHz
DCT
TM
1

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CS6310 Summary of contents

Page 1

... Capable of processing one symbol per cycle at sustained data rates of over 210 mega- 1 samples/sec in an ASIC implementation and 80 mega-samples/sec in FPGA, the CS6310 forms the heart of a high-performance video compression solution. The CS6310 DCT is available in both ASIC and programmable logic versions that have been handcrafted by Amphion to deliver high performance with low-power and minimal silicon area ...

Page 2

... CS6310 High Performance DCT PIN/PORT DESCRIPTION Table 1 describes the input and output ports (shown graphically in Figure 2) for the CS6310 High Performance DCT core. Unless otherwise stated, all signals are active high and bit (0) is the least significant bit. Signal I/O CLK Input ...

Page 3

... This results in a set of intermediate results being produced which require storage and further processing. The CS6310 performs its function as two 1-dimensional transforms, using row-column decomposition, with the intermediate results being stored in the transpose memory. Figure block diagram of the core, showing the main interfaces and functional blocks ...

Page 4

... CS6310 High Performance DCT dimensional computation stages of 2D-DCT. The output from the first stage is stored in the Transpose Memory and appropriately supplied to the second stage. Once the complete 8x8 block has been processed, the PixRdy signal is asserted to indicate that the core can now read the next block of data. The ...

Page 5

... Xilinx Virtex-E *Performance represents core only under worst case commercial condition. Does not include timing effect of external logic and I/O circuitry. ASIC CORES Table 2: CS6310 ASIC Cores PERFORMANCE* 217 Table 3: CS6310 Programmable Logic Cores PERFORMANCE* DEVICE RESOURCES (MSAMPLES/SEC) USED (LOGIC) 87 2834 LEs 84 ...

Page 6

... CS6310 High Performance DCT ABOUT AMPHION Amphion (formerly Integrated Silicon Systems) is the leading supplier of speech coding, video/ image processing and channel coding application specific silicon cores for system-on-a-chip (SoC) solutions in the broadband, wireless, and mulitmedia markets Web: www.amphion.com Email: info@amphion.com ...

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