GENERAL DESCRIPTION
The SMSC FDC37C669FR PC 95/96 Compatible Super I/O Floppy Disk Controller with Infrared Support utilizes  SMSCs proven SuperCell technology for increased product reliability and functionality. The FDC37C669FR is PC95/96 compliant and is optimized for motherboard applications. The FDC37C669FR supports both 1  Mbps and 2  Mbps data rates and vertical recording operation at 1  Mbps Data Rate.

FEATURES
• 5 Volt Operation
• Intelligent Auto Power Management
• 16 Bit Address Qualification (Optional)
• 2.88MB Super I/O Floppy Disk Controller
   - Licensed CMOS 765B Floppy Disk Controller
   - Software and Register Compatible with SMSCs Proprietary 82077AA Compatible Core
   - Supports Two Floppy Drives Directly
   - 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
   - DMA Enable Logic
   - Data Rate and Drive Control Registers
   - Swap Drives A and B
   - Non-Burst Mode DMA Option
   - 48 Base I/O Address, Seven IRQ and Three DMA Options
• Floppy Disk Available on Parallel Port Pins
• Enhanced Digital Data Separator
   - 2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps Data Rates
   - Programmable Precompensation Modes
• Serial Ports
   - Two High Speed NS16C550 Compatible UARTs with Send/Receive 16 Byte FIFOs
   - Supports 230k and 460k Baud
   - Programmable Baud Rate Generator
   - Modem Control Circuitry
   - Infrared - IrDA, HPSIR, ASKIR, Fast IR (4Mbps IrDA), Consumer IR Support
   - Alternate IR Pins (Optional)
   - 96 Base I/O Address and Seven IRQ Options
• Multi-Mode Parallel Port with ChiProtectÔ
   - Standard Mode
   - IBM PC/XT®, PC/AT®, and PS/2Ô Compatible Bidirectional Parallel Port
   - Enhanced Parallel Port (EPP) Compatible
   - EPP 1.7 and EPP 1.9 (IEEE 1284 Compliant)
   - Enhanced Capabilities Port (ECP) Compatible (IEEE 1284 Compliant)
   - Incorporates ChiProtect Circuitry for Protection Against Damage Due to Printer Power-On
   - 192 Base I/O Address, Seven IRQ and Three DMA Options
• ISA Host Interface
• IDE Interface (Optional)
   - On-Chip Decode and Select Logic Compatible with IBM PC/XT and PC/AT Embedded Hard Disk Drives
   - 48 Base I/O Address and Seven IRQ Options
• Game Port Select Logic
   - 48 Base I/O Addresses
• General Purpose Address Decoder
   - 16 Byte Block Decode
   - 48 Base I/O Address Options
• 100 Pin QFP and TQFP Package