Справочник Пользователя для AMD 27493

26237C—May 2003

Table 19 shows the AMD Athlon XP processor model 10 AC and
DC characteristics of the APIC pins.

V

IH

Input High Voltage

1.7

2.625

V

1, 2

V

CC_CORE

 < V

CC_CORE_MAX

| V

IH

 – V

CC_CORE 

| 

≤ 1.60 V

V

3

V

IL

Input Low Voltage

–300

700

mV

1

V

OH

Output High Voltage

2.625

V

2

V

CC_CORE

 < V

CC_CORE_MAX

| V

OH

 – V

CC_CORE 

| 

≤ 1.60 V

V

3

V

OL

Output Low Voltage

–300

400

mV

I

LEAK_P

Tristate Leakage Pullup

V

IN

 = VSS (Ground)

–1

mA

I

LEAK_N

Tristate Leakage 
Pulldown

V

IN

 = 2.5 V

1

mA

I

OL

Output Low Current

V

OL

 Max

9

mA

T

RISE

Signal Rise Time

1.0

3.0

V/ns

3

T

FALL

Signal Fall Time

1.0

3.0

V/ns

3

T

SU

Setup Time

1

ns

T

HD

Hold Time

1

ns

C

PIN

Pin Capacitance

4

12

pF

1. Characterized across DC supply voltage range.
2. The 2.625-V value is equal to 2.5 V plus a maximum of five percent.
3. Refer to “VCC_2.5V Generation Circuit” found in the section, “Motherboard Required Circuits,” of the AMD Athlon™ Processor-

Based Motherboard Design Guide, order# 24363.