
FDC37C669
PC 98/99 Compliant Super I/O Floppy
Disk Controller with Infrared Support
FEATURES
5 Volt Operation
Intelligent Auto Power Management
16 Bit Address Qualification (Optional)
2.88MB Super I/O Floppy Disk Controller
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Licensed CMOS 765B Floppy Disk
Controller
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Software and Register Compatible with
SMSC's Proprietary 82077AA Compatible
Core
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Supports Two Floppy Drives Directly
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Supports Vertical Recording Format
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16 Byte Data FIFO
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100% IBM Compatibility
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Detects All Overrun and Underrun
Conditions
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Sophisticated Power Control Circuitry
(PCC) Including Multiple Powerdown
Modes for Reduced Power Consumption
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DMA Enable Logic
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Data Rate and Drive Control Registers
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Swap Drives A and B
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Non-Burst Mode DMA option
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48 Base I/O Address, Seven IRQ and
Three DMA Options
Floppy Disk Available on Parallel Port Pins
Enhanced Digital Data Separator
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2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps,
250 Kbps Data Rates
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Programmable Precompensation Modes
Serial Ports
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Two High Speed NS16C550 Compatible
UARTs with Send/Receive 16 Byte FIFOs
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Supports 230k and 460k Baud
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Programmable Baud Rate Generator
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Modem Control Circuitry
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Infrared - IrDA (HPSIR) and Amplitude
Shift Keyed IR (ASKIR)
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Alternate IR Pins (Optional)
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96 Base I/O Address and Eight IRQ
Options
Multi-Mode Parallel Port with ChiProtect
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Standard Mode
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IBM PC/XT, PC/AT, and PS/2 Compatible
Bidirectional Parallel Port
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Enhanced Parallel Port (EPP) Compatible
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EPP 1.7 and EPP 1.9 (IEEE 1284
Compliant)
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Enhanced Capabilities Port (ECP)
Compatible (IEEE 1284 Compliant)
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Incorporates ChiProtect Circuitry for
Protection Against Damage Due to Printer
Power-On
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192 Base I/O Address, Seven IRQ and
Three DMA Options
ISA Host Interface
IDE Interface (Optional)
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On-Chip Decode and Select Logic
Compatible with IBM PC/XT and PC/AT
Embedded Hard Disk Drives
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48 Base I/O Address and Seven IRQ
Options
Game Port Select Logic
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48 Base I/O Addresses
General Purpose Address Decoder
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16 Byte Block decode
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48 Base I/O Address Options
100 Pin QFP and TQFP Package