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MICROCHIP USB2228-NU-03 product image
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MICROCHIP USB2228-NU-03RoHS

Manufacturer
MICROCHIP
MPN
USB2228-NU-03
LCSC Part #
C20487286
Packaging
-
Customer #
Key Attributes
4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheetpdf iconMICROCHIP USB2228-NU-03

Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Memory/Memory Controllers
ManufacturerMICROCHIP
Packaging-
Operating Temperature0℃~+70℃
Data Rate480Mbps
FeaturesInterrupt generation;Power-up/reset configuration
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging205
Sales UnitPiece

Features

AI Translation
  • Complete System Solution for interfacing SmartMedia or xD Picture Card, Memory Stick, High Speed Memory Stick, Memory Stick PRO, MS Duo, Secure Digital, Mini-Secure Digital, TransFlash, MultiMediaCard, Reduced Size MultiMediaCard, NAND Flash, Compact Flash and CF Ultra I & II, and CF form - factor ATA hard drives to USB2.0 bus — Supports USB Bulk Only Mass Storage Compliant Bootable BIOS
  • Support for simultaneous operation of all above devices. (only one at a time of each of the following groups supported: CF or ATA drive, SM or XD or NAND, SD or MMC)
  • On - Chip 4 - Bit High Speed Memory Stick and MS PRO Hardware Circuitry
  • On - Chip firmware reads and writes High Speed Memory Stick and MS PRO
  • 1 - bit ECC correction performed in hardware for maximum efficiency Hardware support for SD Security Command Extensions
  • On - chip power FETs for supplying flash media card power with minimum board components
  • USB Bus Power Certified
  • 3.3 Volt I/O with 5V input tolerance on VBUS/GPIO3
  • Complete USB Specification 2.0 Compatibility for Bus Powered Operation — Includes USB2.0 Transceiver — A Bi - directional Control and a Bi - directional Bulk Endpoint are provided.
  • 8051 8 bit microprocessor — Provides low speed control functions — 30 Mhz execution speed at 4 cycles per instruction average 12K Bytes of internal SRAM for general purpose scratchpad — 768 Bytes of internal SRAM for general purpose scratchpad or program execution while re - flashing external ROM
  • Double Buffered Bulk Endpoint — Bi - directional 512 Byte Buffer for Bulk Endpoint — 64 Byte RX Control Endpoint Buffer — 64 Byte TX Control Endpoint Buffer
  • Internal or External Program Memory Interface 64K Byte Internal Code Space or Optional 64K Byte External Code Space using Flash, SRAM or EPROM memory.
  • On Board 24Mhz Crystal Driver Circuit
  • Can be clocked by 48MHz external source
  • On - Chip 1.8V Regulator for Low Power Core Operation
  • Internal PLL for 480Mhz USB2.0 Sampling, Configurable MCU clock
  • Supports firmware upgrade via USB bus if “boot block” Flash program memory is used
  • 15 GPIOs for special function use: LED indicators, button inputs, power control to memory devices, etc. — Inputs capable of generating interrupts with either edge sensitivity — Attribute bit controlled features: Activity LED polarity/operation/blink rate — Full or Partial Card compliance checking Bus or Self Powered LUN configuration and assignment — Write Protect Polarity SmartDetach Detach from USB when no Card Inserted for Notebook apps Cover Switch operation for xD compliance Inquiry Command operation — SD Write Protect operation Older CF card support — Force USB 1.1 reporting — Internal or External Power FET operation
  • Compatible with Microsoft WinXP, WinME, Win2K SP3, Apple OS10, Softconnex, and Linux Multi - LUN Mass Storage Class Drivers
  • Win2K, Win98/98SE and Apple OS8.6 and OS9 Multi - LUN Mass Storage Class Drivers available from SMSC
  • 128 Pin VTQFP Package (1.0mm height, 14mm x14mm footprint); green, lead - free package also available
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QtyUnit Price(Reference Only)Total Amount
1+$ 3.911$ 3.91
205+$ 1.5614$ 320.09
410+$ 1.5083$ 618.40
1,025+$ 1.484$ 1521.10
Standard Packaging205/Full Bag
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