3.3 Volt, Low Power Operation
Complete USB Specification 1.1 Compatibility
Includes USB Transceiver
Based on an Enhanced Version of SMSC’s Industry Proven USB97C100 USB Controller
Complete System Solution Including USB Mass Storage Class Compliant Win98/2000 Driver and Firmware
Supports 640K, 720K, 1.44M, 1.2M Windows 98 J, and 1.2M NEC DOS 6.x Formats
Supports Both the UFI and SFF8070i Command Sets
Supports USB Mass Storage Compliant Bootable Floppy BIOS
4ms Seek Times
USB 1.1 Compliance, Including Low Power Device Class SUSPEND Mode Operation and Power Control of Disk Drive
Disk Drive Feedback of Readiness Upon Power Re-Application Option
Option for Ultra High Performance Using Additional Caching SRAM
Support for Floppy Drive Power Control
Contains SMSC’s Industry Proven Floppy Disk Controller
Licensed CMOS 765B Floppy Disk Controller
Supports Single Normal or Three Mode Floppy Drives
Supports Vertical Recording Format and High Capacity Drives in User Written Firmware Applications
Detects All Overrun and Underrun Conditions
Sophisticated Power Control Circuitry (PCC) Including Multiple Powerdown Modes for Reduced Power Consumption
Enhanced Digital Data Separator
1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data Rates
Programmable Precompensation Modes
Intelligent Auto Power Management
<250μA SUSPEND Current
<75mA Operating Current
Integrated 32Kbyte Program ROM
Uses external 3 wire serial EEPROM provides storage for unique OEM identification and string descriptors and drive option settings.
10 options for various drive parameters are externally selectable via serial EEPROM data.
Optional External Program Memory Interface for Custom Applications
32K Byte Code Space
Flash, SRAM, or EPROM Memory
4KB Internal Buffer SRAM for High Performance Operation
Integrated 14.318 MHz Crystal Driver Circuit
100 pin TQFP lead-free RoHS compliant package (12.0 x 12.0 mm body)
25% smaller body size than other 100 pin TQFP packages