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Two Pulse Width Modulators
- Independent Clock Rates
- 7-bit Duty Cycle Granularity
Intelligent Auto Power Management
2.88MB Super I/O Floppy Disk Controller
- Relocatable to 480 Different Addresses
- 13 IRQ Options
- 4 DMA Options
- Open Drain / Push-Pull Configurable
Output Drivers
- Licensed CMOS 765B Floppy Disk
Controller
- Advanced Digital Data Separator
- Software and Register Compatible with
SMC's Proprietary 82077AA Compatible
Core
- Sophisticated Power Control Circuitry
(PCC) Including Multiple Powerdown
Modes for Reduced Power Consumption
- Supports Two Floppy Drives Directly
- 24 mA AT Bus Drivers
- Low Power CMOS Design
Licensed CMOS 765B Floppy Disk
Controller Core
- Supports Vertical Recording Format
- 16 Byte Data FIFO
- 100% IBM® Compatibility
- Detects All Overrun and Underrun
Conditions
- 48 mA Drivers and Schmitt Trigger
Inputs
- DMA Enable Logic
- Data Rate and Drive Control Registers
Enhanced Digital Data Separator
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Low Cost Implementation
No Filter Components Required
2 Mbps, 1 Mbps, 500 Kbps, 300 Kbps,
250 Kbps Data Rates
- Programmable Precompensation Modes
Multi-Mode™ Parallel Port with ChiProtect™
- Relocatable to 480 Different Addresses
- 13 IRQ Options
- 4 DMA Options
- Enhanced Mode
- Standard Mode:
- IBM PC/XT, PC/AT, and PS/2™
Compatible Bidirectional Parallel Port
- Enhanced Parallel Port (EPP)
Compatible - EPP 1.7 and EPP 1.9
(IEEE 1284 Compliant)
- High Speed Mode
- Microsoft and Hewlett Packard
Extended Capabilities Port (ECP)
Compatible (IEEE 1284 Compliant)
- Incorporates ChiProtect™ Circuitry for
Protection Against Damage Due to
Printer Power-On
- 12 mA Output Drivers
Serial Ports
- Relocatable to 480 Different Addresses
- 13 IRQ Options
- Two High Speed NS16C550 Compatible
UARTs with Send/Receive 16 Byte
FIFOs
- Programmable Baud Rate Generator
- Modem Control Circuitry Including 230K
and 460K Baud
- IrDA, HP-SIR, ASK-IR Support
208 Pin QFP/TQFP Package Options
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SMSC [ SMSC CORPORATION ]
