Product Summary

The m5123 is a Mega I/O controller with PnP. The m5123 provides support for the ISA Plug-and-Play standard and recommended functionality to support Windows 95. The m5123 is fully compatible with the industry-standard 765A and 82077SL architecture.

Parametrics

m5123 absolute maximum ratings: (1) Supply voltage VDD: -0.5 to +7V; (2) Operating supply voltage: 4.5 to 5.5V; (3) All input and output voltages with respect to VSS: -0.5 to 5.5V; (4) Storage temperature range (TSTG) : -65 to 150°C; (5) Operating temperature (TA) : 0 to 70°C; (6) Package power dissipation (PD) : 750mW; (7) Lead temperature (TL) (soldering, 10 seconds) : 260°C; (8) |VCC - VCCA| : 0.6V; (9) ESD tolerance (CZAP) : 100pF.

Features

m5123 features: (1) Supports Windows 95 Plug-and-Play; (2) Supports 2 Serial / 1 Parallel / FDC / RTC / KB / PS/2 Mouse functions; (3) Supports 22 General Purpose I/O pins; (4) 2.88 MB Floppy Disk Controller; (5) Supports FDC through Parallel Port pins; (6) Supports AT PS/2 KB and PS/2 Mouse; (7) Supports External KBC programming pin functions; (8) Supports additional IrDA and ASK IR Pins; (9) Supports Phoenix KBC (M5123), AMI KBC(M5125) ; (10) 60-pin PQFP package.

Diagrams

m5123 Block Diagram

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M5123
M5123

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M51289FP
M51289FP

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