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Advanced Integration Research P5-TXA

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Processor Intel

Pentium or Overdrivers Microprocessor (P54C and P55C MMX)
AMD K5, K6 Microprocessors
Cyrix 6x86 Microprocessors

Support speed from 75Mhz to 233Mhz and higher
Cache memory 512kbytes or 256KBytes High Speed Pipelined Burst Synchronous Cache
System Memory Four

72-pin SIMM sockets supporting up to 256MB of EDO, FPM DRAM
Two 168-pin SDRAM sockets supporting up to 256MB of SDRAM
Support for 1Mx32, 2Mx32, 4Mx32, 8Mx32, 16Mx32, and 32Mx32, 64Mx32 SIMM modules.
Support for 1Mx64, 2Mx64, 4Mx64, 8Mx64, 16Mx64, 32Mx64,

64Mx64 SDRAM modules.
System Chipset Intel

82430TX PCI/ISA Chipset (MTXC 82439TX and PIIX4 82371AB)

Winbond W83977TF Ultra I/O controller
Bus Slots Four

PCI slots (comply to specification 2.1)

Four ISA Slots (One shared)
USB Support Support

2 channels USB


Ultra IDE Ports

33MB/s data transfer rate

channel PCI Bus Master IDE supports EIDE mode 4 (22MB/s) and Ultra IDE (33MB/s)
Up to four IDE devices are supported.
Supports dual channels that permits disk and IDE CD-ROMs

to coexist.
Onboard Integrated I/O -

2.88MB Floppy Controller, supporting two drives.
- Up to 2MB data transfer rate on Floppy connector.
- IrDA and ASK-IR infrared support.
- Programmable configuration settings.
- Auto Power Management - Auto Modem dial in wake up
- Two RS-232C 16550 compatible Serial ports.
- Serial ports support MIDI compatible data rates.
- One SPP/ECP/EPP Bi-directional Parallel port.
- Protection on Parallel port from Printer Power-On.
- PS/2 Mouse Port - PS/2 Keyboard Port

- AT Power Connector

- ATX Power Connector (Support Soft Power On/Off)

flash BIOS. with Plug and Play (PnP) support.
DMI support

ACPI support
CPU Power Supply On-board

Dual Voltage Regulator and Switching voltage to provide different voltages required by P54C, MMX Intel CPU and K5, K6 AMD CPU
(The switching voltage support high current very low heat

Board Dimension 8.7" x

10" Half size Baby AT form factor.

Typical Power (board only) +5V +/- 5% 6 Amperes
  +12V +/- 10% 800mA
  -5V +/- 5% 150mA
  -12V +/- 10% 100mA
Operating environment Operating temperature 0C to +55C
  Storage temperature -40C to +70C
  Relative Humidity 92% RH at 36C
  Airflow Requirements 200LFM with CPU fan required

See Also