Axxxx in enable out model_name
Name | Description | Flow | Type |
in | Input | in | d |
enable | Enable | in | d |
out | Output | out | d |
.MODEL model_name d_tristate parameters
Name | Description | Type | Default | Limits |
delay | Delay | real | 1nS | 1e−12−∞ |
input_load | Input load value (F) | real | 1pF | none |
enable_load | Enable load value (F) | real | 1pF | none |
family | Logic family | string | UNIV | none |
in_family | Input logic family | string | UNIV | none |
out_family | Output logic family | string | UNIV | none |
out_res | Digital output resistance | real | 100 | 0−∞ |
out_res_pos | Digital output res. pos. slope | real | out_res | 0−∞ |
out_res_neg | Digital output res. neg. slope | real | out_res | 0−∞ |
min_sink | Minimum sink current | real | -0.001 | none |
max_source | Maximum source current | real | 0.001 | none |
sink_current | Input sink current | real | 0 | none |
source_current | Input source current | real | 0 | none |
This is a three terminal buffer device. The output state is equal to the input state and the output strength is determined by the enable input as follows:
Enable | Output Strength |
0 | HI-IMPEDANCE |
1 | STRONG |
UNKNOWN | UNDETERMINED |
◄ Toggle Flip Flop | Exclusive NOR Gate ▶ |