vt8371 ETC-unknow, vt8371 Datasheet - Page 7

• Manufacturer Part Number: vt8371
• Description: Kx133 Athlon North Bridge
• Manufacturer: ETC-unknow

Preliminary Revision 1.02, January 7, 2000
High Performance and High Integration Athlon AGP 4x / PC133 Chipset with Advanced System
Power Management
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High Performance Athlon CPU Interface
KX133 Chipset: VT8371 system controller and VT82C686A PCI to ISA bridge
Single chip Athlon system controller with 64-bit Slot-A / Athlon CPU, 64-bit system memory, 32-bit PCI and 32-bit
AGP interfaces
PCI-to-ISA bridge chip includes UltraDMA-33/66 EIDE, 4 USB Ports, Integrated Super-I/O, AC97 / MC97 link (for
Audio and Modem support), Hardware Monitoring, Power Management, and Keyboard / PS2-Mouse Interfaces plus
RTC / CMOS on chip
Supports separately powered 3.3V (5V tolerant) interface to system memory, AGP, and PCI bus
Modular power management and clock control for advanced system power management
Supports Slot-A (AMD Athlon) processors
HSTL-like 1.5V high-speed transceiver logic signal levels
Support independent address, data, and snoop interfaces
100 MHz DDR (Double Data Rate) transfer on Athlon CPU address and data buses
Built-in PLL (Phase Lock Loop) circuitry for optimal skew control within and between clocking regions
Four-entry command queue to accommodate maximum CPU throughput
Four-entry probe queue to stores probes from the system to the processor
Twenty four-entry processor system data and control queue to store system data control commands in two separate
read and write buffers for data movement in and out of processor interface
Supports WC (Write Combining) cycles
Sleep mode support
System management interrupt, memory remap and STPCLK mechanism
KX133 AMD A
supporting PC133 / PC100 SDRAM and VCM
plus Advanced ECC Memory Controller
for Slot-A Based Athlon CPUs
with 200 MHz Front Side Bus
Single-Chip North Bridge
for Desktop PC Systems
with AGP 4x and PCI
VIA VT8371
THLON
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RIDGE
VT8371
Features