AMD 10 User Manual

Page of 104
38
Electrical Data
Chapter 8
AMD Athlon™ XP Processor Model 10 Data Sheet
26237C—May 2003
Preliminary Information
8.11
Open Drain Test Circuit
Figure 12 is a test circuit that may be used on automated test
equipment (ATE) to test for validity on open drain pins.
Figure 12.   General ATE Open-Drain Test Circuit
Open-Drain Pin
V
Termination
1
50 
Ω ±3%
I
OL
 = Output Current
2
Notes:
1. V
Termination
 = 1.2 V for VID and FID pins
V
Termination
 = 1.0 V for APIC pins
2. I
OL
 = –6 mA for VID and FID pins 
I
OL
 = –9 mA for APIC pins