Product Summary

The USB2228-NU-05 is a USB2.0 Bulk Only Mass Storage Class Peripheral Controller intended for supporting CompactFlash (CF and CF Ultra I/II) in True IDE Mode only, SmartMedia (SM) and XD cards, Memory Stick (MS), Memory Stick DUO (MSDUO) and Memory Stick Pro (MSPRO), Secure Digital (SD), and MultiMediaCard (MMC) flash memory devices. The USB2228-NU-05 provides a single chip solution for the most popular flash memory cards in the market.

Parametrics

USB2228-NU-05 absolute maximum ratings: (1)Storage Temperature, TA: -55 to 150℃; (2)Lead Temperature: 325℃ max; (3)3.3V supply voltage: -0.5 to 4.0 V; (4)Voltage on any signal pin: -0.5 to VDD33 + 0.3 V; (5)Voltage on XTAL1: -0.5 to 4.0 V; (6)Voltage on XTAL2: -0.5 to VDD18 + 0.3 V.

Features

USB2228-NU-05 features: (1)Support for simultaneous operation of all above devices.; (2)On-Chip 4-Bit High Speed Memory Stick and MS PRO Hardware Circuitry; (3)On-Chip firmware reads and writes High Speed Memory Stick and MS PRO; (4)1-bit ECC correction performed in hardware for maximum efficiency; (5)Hardware support for SD Security Command Extensions; (6)On-chip power FETs for supplying flash media card power with minimum board components; (7)USB Bus Power Certified; (8)3.3 Volt I/O with 5V input tolerance on VBUS/GPIO3; (9)Complete USB Specification 2.0 Compatibility for Bus Powered Operation.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
USB2228-NU-05
USB2228-NU-05
SMSC
USB Interface IC USB 2.0 Flash Media Card
Data Sheet
Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
USB2005
USB2005
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USB2005-MV-01
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USB2223-03
USB2223-03
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USB2223-NU-02
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USB2224
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Data Sheet
Negotiable