VT82C686A
Peripheral Integrated Circuit
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製造商零件號 # : VT82C686A
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包裝/封裝: BGA
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製造商: VIA Technologies
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產品分類 : Memory
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VT82C686A 數據表

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感興趣的部分
VT82C686A 詳細說明
[VIA Technologies, Inc.]General Overview:The VT82C42 is a compatible direct replacement for the Intel 80C42 BIOS version of the Keyboard Controller. The VT82C42 is fully implemented by hardware logic so that it has a very fast response capability for any command issued by the host. In addition to keyboard support, the VT82C42 also offers PS/2 mouse support. The VT82C42 also offers the Mouse LockTM function (patent pending), a feature exclusively designed by VIA technologies, which locks the mouse when the keylock function is initiated.Features:∗ Fully hardware implemented, 0.8µm CMOS Technology.∗ Very high speed response of A20 GATE & reset.∗ Support PS2 style mouse.∗ Compatible with all major BIOS, including AWARD, PHOENIX and AMI.∗ 40 pin PDIP and 44 pin PLCC packages.

主要特徵
- ∗ Fully hardware implemented, 0.8µm CMOS Technology.
- ∗ Very high speed response of A20 GATE & reset.
- ∗ Support PS2 style mouse.
- ∗ Compatible with all major BIOS, including AWARD, PHOENIX and AMI.
- ∗ 40 pin PDIP and 44 pin PLCC packages.
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Part Life Cycle Code | Contact Manufacturer | HTS Code ! | 8542.31.00.01 |
JESD-30 Code | S-PBGA-B352 | Number of Terminals | 352 |
Operating Temperature-Max | 70 °C | Package Body Material | PLASTIC/EPOXY |
Package Code | BGA | Package Equivalence Code | BGA352,20X20,50 |
Package Shape | SQUARE | Package Style | GRID ARRAY |
Power Supplies ! | 3.3,5 V | Qualification Status ! | Not Qualified |
Supply Current-Max | 80 mA | Surface Mount ! | YES |
Technology | CMOS | Temperature Grade ! | COMMERCIAL |
Terminal Form ! | BALL | Terminal Pitch ! | 1.27 mm |
Terminal Position | BOTTOM |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is VT82C686A?
The VT82C686A is a highly integrated and versatile system controller designed by VIA Technologies. It is commonly used as a South Bridge chip in computer motherboards, providing a wide range of I/O functions and system management capabilities.
How Does VT82C686A Work?
The VT82C686A integrates various I/O functions such as USB, IDE, ACPI, and power management to support the overall operation of a computer system. It works in conjunction with the North Bridge chip to provide a complete set of system control and management functions.
How Many Pins does VT82C686A have and What are the Functions of the Pinout Configuration?
The VT82C686A is housed in a 352-pin BGA (Ball Grid Array) package. The pinout configuration includes various pins for connecting to the system bus, power supplies, and I/O devices, as well as pins for system management and control functions.
What are the Pros and Cons of VT82C686A?
Pros:
- Integration: Offers a wide range of I/O functions and system management capabilities in a single chip.
- Compatibility: Compatible with a variety of processors and system architectures.
- Cost-Effective: Provides multiple functions in a single chip, reducing the need for additional components.
- Widely Used: Commonly found in computer motherboards, ensuring broad industry support.
Cons:
- Obsolete: As a legacy chip, it may not support the latest technologies and features.
- Limited Features: Compared to modern South Bridge chips, it may lack advanced I/O functions and performance.
- Power Efficiency: May not provide the same level of power management and efficiency as newer chips.
Are There Any Equivalents/Alternatives to VT82C686A for Recommendation?
- The Intel ICH7 is a modern South Bridge chip with advanced I/O functions and features.
- Alternatives to the VT82C686A include the SiS964 from Silicon Integrated Systems and the nForce2 MCP from NVIDIA.
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