CM220
Updateable USB2.0 Card Reader Controller
Features
USB 2.0 High-Speed operation, USB1.1 Full/Low-Speed backward compatible
Compliant with USB Mass Storage Device Class specifications
Driver updates provided transparently via Microsoft’s Windows Update service
USB bus power and self power capability
Single chip with integrated USB2.0 PHY
Supports 24in-1 (12 specs + 6 small-size + 6 ROM-Type) card reader systems.
Flash media card specifications supported:
‐ CompactFlash (Ver2.1) / Microdrive
‐ Smart Media Card
‐ xD-Picture Card (Ver 1.1, 1.2)
‐ MultiMediaCard / MultiMediaCardplus (Ver4.1, 1/4/8 bit mode)
‐ SD Card / High Speed SD Card (SD ver 1.1)
‐ MemoryStick / High Speed MemoryStick / Memory Stick Pro / High Speed
MemoryStick Pro
Also support 6 small-size flash cards
‐ miniSD / T-Flash Card/MemoryStick Duo / MemoryStick-Pro Duo
‐ RS-MMC / MMCmobile (Ver4.1, 1/4/8 bit mode)
In addition, 6 ROM-Type flash cards are also supported
‐ MMC ROM, MMCplus ROM, MMCmobile ROM
‐ MemoryStick ROM, MemoryStick Pro ROM
‐ SD ROM
SPI interface for external MCU
EEPROM Serial Interface for customized VID/PID via USB interface
Support 1~5 LED displays to indicate operation status
“Designed for Windows” logo certified driver with Windows Update option.
USB IF logo qualified
xD-Picture certified
MS-logo certified
CM220L (QFP 100) or CM220F (LQFP 128) are both available
Small footprint for CM220S (LQFP 48) which can be used in notebook or size-sensitive
systems
Date: 8/2/2005
Version: 1.4
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