Description

The FW82371MB (SL3CG) is an electronic component model belonging to the IC Chips category. It is a multi-function PCI device that serves as a PCI-to-ISA bridge, PCI IDE function, Universal Serial Bus host/hub function, and Enhanced Power Management function. As a PCI-to-ISA bridge, it integrates various common I/O functions found in ISA-based PC systems, including DMA Controllers, Interrupt Controllers, Timer/Counter, and Real-Time Clock.

Specifications and features

• Supported Kits for both Pentium® and Pentium® II Microprocessors
• Supports PCI at 30 MHz and 33 MHz
• Supports PCI Rev 2.1 Specification
• Supports Full ISA or Extended I/O (EIO) Bus
• Supports Full Positive Decode or Subtractive Decode of PCI
• Supports ISA and EIO at 1/4 of PCI Frequency
• Supports both Mobile and Desktop Deep Green Environments
• 3.3V Operation with 5V Tolerant Buffers
• Ultra-low Power for Mobile Environments Support
• Power-On Suspend, Suspend to RAM, Suspend to Disk, and Soft OFF System States
• All Registers Readable and Restorable for Proper Resume from 0.V Suspend
• Power Management Logic
• Global and Local Device Management
• Integrated 16 x 32-bit Buffer for IDE PCI Burst Transfers
• Supports Glue-less “Swap-Bay” Option with Full Electrical Isolation
• Enhanced DMA Controller
• Two 82C37 DMA Controllers
• Supports PCI DMA with 3 PC/PCI Channels and Distributed DMA Protocols (Simultaneously)
• Fast Type-F DMA for Reduced PCI Bus Usage
• Interrupt Controller Based on Two 82C59
• 15 Interrupt Support
• Independently Programmable for Edge/Level Sensitivity
• Supports Optional I/O APIC
• Serial Interrupt Input
• Timers Based on 82C54
• System Timer, Refresh Request, Speaker Tone Output
• USB
• Two USB 1.0 Ports for Serial Transfers at 12 or 1.5 Mbit/sec
• Supports Legacy Keyboard and Mouse Software with USB-based Keyboard and Mouse
• Supports UHCI Design Guide
• SMBus
• Host Interface Allows CPU to Communicate Via SMBus
• Slave Interface Allows External SMBus Master to Control Resume Events
• Real-Time Clock
• 256-byte Battery-Back CMOS SRAM
• Includes Date Alarm
• Two 8-byte Lockout Ranges
• Microsoft Win95* Compliant
• 324 mBGA Package
• Suspend and Resume Logic
• Supports Thermal Alarm
• Support for External Microcontroller
• Full Support for Advanced Configuration and Power Interface (ACPI) Revision 1.0 Specification and OS Directed Power Management
• Integrated IDE Controller
• Independent Timing of up to 4 Drives
• PIO Mode 4 and Bus Master IDE Transfers up to 14 Mbytes/sec
• Supports “Ultra DMA/33” Synchronous DMA Mode Transfers up to 33 Mbytes/sec

Application Scenarios

The FW82371MB (SL3CG) electronic component model can be used in various scenarios that require multi-function PCI devices. It is suitable for PCI-to-ISA bridge applications, PCI IDE applications, Universal Serial Bus host/hub applications, and Enhanced Power Management applications. It can be integrated into ISA-based PC systems requiring common I/O functions, including DMA Controllers, Interrupt Controllers, Timer/Counter, and Real-Time Clock.

Comparison

- Supports a wide range of kits and microprocessors

- Supports various PCI specifications

- Flexible compatibility with ISA or Extended I/O (EIO) Bus

- Power-efficient design for both mobile and desktop environments

- Supports advanced power management features

- Integrated IDE controller for efficient data transfers

- Limited 33 MHz PCI transfer rate for IDE transfers