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EZ-USB Internal ROM Product Family
EZ-USB Internal RAM Product Family
Ordering Information
With the broadest family of USB solutions in the market, peripheral manufactures can find the right
combination of features, board space, and price to fit their applications. All eight of EZ-USB family
members with internal RAM can be converted to ROM equivalents with no changes in their design.
EZ-USB Xcelerator Development Kit AN2131-DK-001
EZ-USB, Xcelerator, and ReNumeration are trademarks of Anchor Chips Incorporated. The Anchor logo is a registered trademark of Anchor Chips Incorporated. Cypress and the
Cypress logo are trademarks of Cypress Semiconductor. All other tradesmark are the property of their respective owners. Specifications are subject to change without notice. © 1999,
Anchor Chips Incorporated All rights reserved. 2-799EZ21K
Cypress Semiconductor
3901 North First Street • San Jose, CA 95134
Telephone (800) 858-1810 • Fax (408) 943-6848
www.cypress.com
Anchor Chips Incorporated
12396 World Trade Drive • M/S 212 • San Diego, CA 92128
Telephone (858) 613-7900 • Fax (858) 676-6896
www.anchorchips.com
A Business Unit of Cypress Semiconductor
For more information about the EZ-USB controller chip, visit www.anchorchips.com.
Part Package RAM I/O Rate # Prog 8-Bit Isochronous
Number Type Size Bytes/sec I/Os Databus Support
AN2121SC 44 PQFP 4K 600K 16 No Yes
AN2125SC 44 PQFP 4K 2M 8 Yes Yes
AN2126SC 44 PQFP 4K 2M 8 Yes No
AN2131SC 44 PQFP 8K 600K 16 No Yes
AN2135SC 44 PQFP 8K 2M 8 Yes Yes
AN2136SC 44 PQFP 8K 2M 8 Yes No
AN2131QC 80 PQFP 8K 2M 24 Yes+Addr Yes
Part Package RAM ROM I/O Rate # Prog 8-Bit Isochronous
Number Type Size Size Bytes/sec I/Os Databus Support
AN2321SC 44 PQFP 2K 4K 600K 16 No Yes
AN2325SC 44 PQFP 2K 4K 2M 8 Yes Yes
AN2326SC 44 PQFP 2K 4K 2M 8 Yes No
AN2331SC 44 PQFP 2K 8K 600K 16 No Yes
AN2335SC 44 PQFP 2K 8K 2M 8 Yes Yes
AN2336SC 44 PQFP 2K 8K 2M 8 Yes No
AN2331QC 80 PQFP 2K 8K 2M 24 Yes+Addr Yes
"C" denotes commercial (0 - 70 degrees C) temperature range
All EZ-USB devices support up to 14 endpoints for bulk packets.