SMSC DS – FDC37N958FR
Rev. 09/01/99
-
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
Korean ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
