FDC37N958FR Ver la hoja de datos (PDF) - SMSC -> Microchip

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Fabricante

FDC37N958FR

Notebook I/O Controller with Enhanced Keyboard and System Control

SMSC -> Microchip 

- Four Independent Hardware Driven Ports

! General Purpose I/O

- 22 I/O Pins

- 12 Out Pins

- 8 In Pins

! 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

SMSC'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

! Floppy Disk Interface on Parallel Port

! 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

- 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 NS16C550A

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

IBM, PC/XT and PC/AT are registered trademarks and PS/2 is a trademark of International Business Machines Corporation.

SMSC is a registered trademark and Ultra I/O, ChiProtect, and Multi-Mode are trademarks of Standard Microsystems

Corporation

ORDERING INFORMATION

Order Number: FDC37N958FRTQFP

208 Pin QFP/TQFP Package Options

SMSC DS – FDC37N958FR

Rev. 09/01/99

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