Parameter

Description

Units

Default

FILE

Name of IBIS file

None

None

MODEL

Name of model in IBIS file. The model type must match the instance type.

None

None

BUFFER

Code or token for buffer type. Must be 11 or input_ecl for the Input ECL Buffer type

None

None

TYP

Parameter range:

typ=midrange of all values

min=minimum of all values

max=maximum of all values

fast=maxima and minima selected to produce the fastest transitions.

slow=maxima and minima selected to produce the slowest transitions.

See TYP Parameter Effects for all IBIS Buffers for fast and slow settings.

None

typ

POWER

Power mode:

on=POWER and GROUND connected internally, circuit must not connect voltage sources to POWER and GND terminals

off=Circuit connects power and ground to device terminals

None

on

INTERPOL

Interpolation: 1=linear, 2=spline

None

1

NOWARN

When present, disable parser warnings

None

Warnings enabled

C_COM_PC

Fraction of capacitance on power clamp vs. ground clamp (value between 0 and 1) C_COM_PC and C_COM_GC must sum to 1.0.

None

0

C_COM_GC

Fraction of capacitance on ground clamp vs. power clamp (value between 0 and 1). C_COM_PC and C_COM_GC must sum to 1.0.

None

1

PC_SCAL

Scale factor for power clamp current drive strength applied to IBIS table values

None

1.0

GC_SCAL

Scale factor for ground clamp current drive strength applied to IBIS table values

None

1.0