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V363EPC

Local Bus to PCI Bridge for Embedded Processors

QuickLogic Corporation 

AC Specifications

PCI Bus Timings

5.0 AC Specifications

The AC specifications for the PCI bus signals match those given in the PCI Local Bus Specification, Revision 2.1,

Section 4.2.2.2. For more information on the PCI AC specifications, including the V/I curves for 3.3 V signalling,

see the PCI Local Bus Specification.

5.1 PCI Bus Timings

Table 14: PCI Bus Signals AC Operating Specifications

Symbol Parameter

Switching

IOH(AC) current high

(Test point)

IOL(AC)

Switching

current low

(Test point)

ICL

Low clamp

current

ICH

High clamp

current

Unloaded

tR

output rise

time

Unloaded

tF

output fall

time

Condition

0 < VOUT ≤ 0.3 VCC

0.3 VCC < VOUT < 0.9 VCC

0.7 VCC < VOUT < VCC

VOUT = 0.7 VCC

VCC > VOUT ≥ 0.6 VCC

0.6 VCC > VOUT > 0.1 VCC

0.18 VCC > VOUT > 0

VOUT = 0.18 VCC

−3 < VIN ≤ −1

VCC + 4 > VIN ≥ VCC + 1

0.2 VCC − 0.6 VCC load

0.6 VCC − 0.2 VCC load

Min

−12 VCC

−17.1 (VCC − VOUT)

16 VCC

26.7 VOUT

−25 + (VIN + 1) / 0.015

Max

Units

mA

mA

Equation C

−32 VCC mA

mA

mA

Equation D

38 VCC

mA

mA

25 + (VIN − VCC − 1) / 0.015

mA

1

4

V/ns

1

4

V/ns

© 2000 V3 Semiconductor Corp.

V363EPC A0 Data Sheet Rev 1.01 DS-EC301-0101

19

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