Truth Table/Functionality
| Synchronous Read or Write to Memory (all inputs registered) | ||
|---|---|---|
| inclock | we |
Function |
|
not |
X |
No change |
|
(write) |
L |
No change |
|
(read) |
L |
The memory location pointed to by address is read from the array. If outclock is not used, the read data appears at the outputs. |
| Synchronous Read from Memory | |
|---|---|
|
outclock |
Function |
|
not |
No change |
|
The memory location pointed to by address is read. |
|
| Asynchronous Memory Operations | |
|---|---|
|
we |
Function |
|
L |
No change |
|
H |
The memory location pointed to by address is loaded with data and controlled by we. |
Note: we does not act as a clock enable for the outclock output clock.