Copyright © by Eureka Technology Inc.

4962 El Camino Real,

Los Altos, CA 94022, USA

Tel: 1 650 960 3800

Fax: 1 650 960 3805

http://www.eurekatech.com

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Eureka Technology

EP501 NAND Flash Controller

FEATURES

• Supports up to 4 banks of NAND Flash devices.

• Each bank contains up to 5 NAND Flash connected in parallel for a total of 20

NAND Flash devices.

• Simple user interface designed for easy on-chip integration.

• Options to provide PCI, AMBA AHB, AXI, PCMCIA, Cardbus or Compact-

Flash bus interface.

• Large Flash memory space can be accessed using data and index register

method.

• Programmable access timing, NAND Flash size, data width and number of

banks.

• Compatible with large block, small block and ONFI NAND Flash devices.

• User has full access to spare data in NAND Flash device.

• Optional single-bit correction double bit detection error correction code (ECC).

• Option to apply ECC protection on per word or per page basis.

• Error logging with ECC correction and detection.

• Interrupt generation based on ECC error.

• Fully static design with edge-triggered flip-flops.

BLOCK DIAGRAM

User

Interface

Control

Flash

Interface

NAND

Flash

Registers

ECC

Optional

AMBA AHB

Interface

(Optional)

User

Interface

Other I/F

(Optional)

EP501 NAND Flash

Controller

Product Summary