In this topic:
Netlist entry
Axxxx in out model_name
Connection details
Name
Description
Flow
Type
in
Input
in
d
out
Output
out
d
Model format
.MODEL model_name d_open_e parameters
Model parameters
Name
Description
Type
Default
Limits
rise_delay
Rise delay
real
1nS
???MATH???1\text{e}^{-12} - \infty???MATH???
open_delay
Open delay
real
1nS
???MATH???1\text{e}^{-12} - \infty???MATH???
input_load
Input load value (F)
real
1pF
none
Device Operation
This device is included for compatibility with other XSPICE products. It is recommended that you use the digital buffer device (see Buffer) for new designs as this supports the additional common parameters such as static input loads and families.
The logic description for the open-collector buffer is described by the following table
Input
Output state
Output strength
0
0
HI-IMPEDANCE
1
1
STRONG
UNKNOWN
UNKNOWN
UNDETERMINED
◄ Open-Collector Buffer
Or Gate ▶