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FDC37C78-HT Datasheet, PDF (1/82 Pages) Microchip Technology – Floppy Disk Controller | |||
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FDC37C78
Floppy Disk Controller
FEATURES
⢠3.3/5 Volt Operation
⢠Intelligent Auto Power Management
⢠2.88MB FDC37C78 Floppy Disk Controller
- Licensed CMOS 765B Floppy Disk
Controller
- Software and Register Compatible with
SMSC's Proprietary 82077AA
Compatible Core
- Supports Two Floppy Drives Directly
- Supports Vertical Recording Format
- 16 Byte Data FIFO
- 100% IBM Compatibility
- DMA Enable Logic
- Data Rate and Drive Control Registers
- Swap Drives A and B
- Non-Burst Mode DMA Option
- Detects All Overrun and Underrun
Conditions
- Sophisticated Power Control Circuitry
(PCC) Including Multiple Powerdown
Modes for Reduced Power
Consumption
⢠Enhanced Digital Data Separator
- 2 Mbps (Only Available When VCC = 5V),
1 Mbps, 500 Kbps, 300 Kbps, 250 Kbps
Data Rates
- Programmable Precompensation Modes
⢠48 pin TQFP Package
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