CM220 C-Media Electronics, Inc., CM220 Datasheet - Page 4

• Manufacturer Part Number: CM220
• Description: Updateable USB2.0 Card Reader Controller
• Manufacturer: C-Media Electronics, Inc.

Date: 8/2/2005
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.
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
Flash media card specifications supported:
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Also support 6 small-size flash cards
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In addition, 6 ROM-Type flash cards are also supported
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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
miniSD / T-Flash Card/MemoryStick Duo / MemoryStick-Pro Duo
RS-MMC / MMCmobile (Ver4.1, 1/4/8 bit mode)
MMC ROM, MMCplus ROM, MMCmobile ROM
MemoryStick ROM, MemoryStick Pro ROM
SD ROM
Updateable USB2.0 Card Reader Controller
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Version: 1.4
CM220