3.3 Volt Operation (SIO Block is 5 Volt Tolerant)
LPC Interface
ACPI 1.0/2.0 Compliant
Fan Control
− Fan Speed Control Outputs (2)
− Fan Tachometer Inputs (2)
Programmable Wake-up Event Interface
PC98, PC99, PC01 Compliant
Dual Game Port Interface
MPU-401 MIDI Support
General Purpose Input/Output Pins (37)
ISA Plug-and-Play Compatible Register Set
Intelligent Auto Power Management
System Management Interrupt
2.88MB Super I/O Floppy Disk Controller
− Licensed CMOS 765B Floppy Disk Controller
− Software and Register Compatible with SMSC's
Proprietary 82077AA Compatible Core
− Supports Two Floppy Drives
− Configurable Open Drain/Push-Pull Output Drivers
− Supports Vertical Recording Format
− 16-Byte Data FIFO
− 100% IBM Compatibility
− Detects All Overrun and Underrun Conditions
Sophisticated Power Control Circuitry (PCC)
Including Multiple Powerdown Modes for
Reduced Power Consumption
Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. Consequently, complete
information sufficient for construction purposes is not necessarily given. Although the information has been checked and is believed to be accurate, no
responsibility is assumed for inaccuracies. SMSC reserves the right to make changes to specifications and product descriptions at any time without
notice. Contact your local SMSC sales office to obtain the latest specifications before placing your product order. The provision of this information
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errors known as anomalies which may cause the product's functions to deviate from published specifications. Anomaly sheets are available upon
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