Electrical Specifications

32579B

 

 

Output Voltage

Output Voltage

Volts

Volts

Pull-Up

Pull-Down

VIO

 

Test Point

 

 

0.9

 

 

VIO

 

0.6

 

 

VIO

DC

 

 

Drive Point

 

 

0.3

 

 

VIO

 

0.1

AC

 

Drive Point

 

VIO

-0.5

-12VIO

IOH mA

-48VIO

AC

 

 

Drive Point

 

 

DC

0.5VIO

 

Drive Point

 

 

 

 

Test Point

1.5

16VIO

IOL mA

64VIO

Equation A

 

Equation B

 

IOH = (98.0/VIO)*(VOUT-VIO)*(VOUT+0.4VIO)

I

= (256/V

)*V *(V

-V )

for VIO>VOUT>0.7VIO

OL

IO

OUT

IO OUT

 

for 0V<VOUT<0.18VIO

Figure 9-14. V/I Curves for PCI Output Signals

AMD Geode™ SC1200/SC1201 Processor Data Book

389

Page 389
Image 389
AMD SC1201, SC1200 manual 64VIO, Equation a Equation B