VT8601 Via, VT8601 Datasheet - Page 7

• Manufacturer Part Number: VT8601
• Description: Slot-1 / Socket-370 PCI North Bridge
• Manufacturer: Via

Revision 1.3 September 8, 1999
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General
High Integration
High Performance CPU Interface
133 MHz
133 MHz
100 MHz
100 MHz
100 MHz
66 MHz
66 MHz
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CPU
510 BGA Package (35mm x 35mm )
2.5 Volt core with 3.3V CMOS I/O
Supports GTL+ I/O buffer Host interface
Supports separately powered 5.0V tolerant interface to PCI bus and Video interface
2.5V, 0.25um, high speed / low power CMOS process
PC98 / 99 compatible using VIA VT82C686A (352-pin BGA) south bridge chip for Desktop and Mobile
applications
66 / 100 / 133 MHz CPU Front Side Bus (FSB) Operation
Single chip implementation for 64-bit Slot-1 and Socket-370 CPUs, 64-bit system memory, 32-bit PCI with
integrated 2D / 3D GUI accelerator
Apollo ProMedia Chipset: VT8601 system controller and VT82C686A PCI to ISA bridge
Chipset includes dual UltraDMA-33/66 EIDE, AC-97 link, 4 USB ports, integrated Super-I/O, hardware monitoring,
keyboard / mouse interfaces, and RTC / CMOS
Supports Slot-1Intel Pentium II
66 / 100 / 133 MHz CPU Front Side Bus (FSB)
Built-in PLL (Phase Lock Loop) circuitry for optimal skew control within and between clocking regions
Five outstanding transactions (four In-Order Queue (IOQ) plus one input latch)
Supports WC (Write Combining) cycles
Dynamic deferred transaction support
Sleep mode support
System management interrupt, memory remap and STPCLK mechanism
133 MHz
100 MHz
133 MHz
100 MHz
100 MHz
66 MHz
66 MHz
DRAM
With Integrated AGP 2D / 3D Graphics Accelerator
Single-Chip Slot-1 / Socket-370 PCI North Bridge,
supporting PC100 / PC133 and VCM SDRAM
GUI Core
100 MHz
100 MHz
100 MHz
100 MHz
100 MHz
66 MHz
66 MHz
and Advanced Memory Controller
Internal AGP
For Desktop PC Systems
TM
A
66 MHz
66 MHz
66 MHz
66 MHz
66 MHz
66 MHz
66 MHz
/ Pentium III
POLLO
66 / 100 / 133 MHz
VIA VT8601
TM
33 MHz
33 MHz
33 MHz
33 MHz
33 MHz
33 MHz
33 MHz
P
-1-
and Socket-370 Celeron
PCI
RO
M
Comments
Synchronous (DRAM uses CPU clock)
Pseudo-synchronous (DRAM uses GUI clock)
Pseudo-synchronous (DRAM uses GUI clock)
Synchronous (DRAM uses CPU clock)
Pseudo-synchronous (DRAM uses GUI clock)
Synchronous (DRAM uses CPU clock)
Pseudo-synchronous (DRAM uses GUI clock)
EDIA
TM
processors
VT8601 Apollo ProMedia
Features