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Title:
PROGRAMMABLE LOGIC DEVICE
Document Type and Number:
Japanese Patent JP2003324344
Kind Code:
A
Abstract:

To provide a programmable logic device.

The programmable logic device (100) has a plurality of logic blocks (102) and a routing resource for transmitting signals among the blocks. The logic blocks include a plurality of product term circuits and a mode select circuit. Each product term circuit includes a constitution cell and a logic gate. Each logic block is configurable to perform product term functions and memory functions, such as RAM, dual-port RAM, ROM, CAM, FIFO, and a switch.


Inventors:
CHENG JASON
TSUI CYRUS
SINGH SATWANT
CHAN ALBERT
SHEN JU
LEE CLEMENT
Application Number:
JP2003032653A
Publication Date:
November 14, 2003
Filing Date:
February 10, 2003
Export Citation:
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Assignee:
LATTICE SEMICONDUCTOR CORP
International Classes:
H03K19/173; H01L21/82; H03K19/177; (IPC1-7): H03K19/173; H01L21/82
Attorney, Agent or Firm:
Fukami Hisaro (5 others)