STK10C68-M
Like the STORE cycle, a transition must occur on some RECALL,SRAM operationcannotcommenceuntiltNLQX
control pin to cause a recall, preventing inadvertent after VCC exceeds 4.0V. 4.0V is a typical, character-
multi-triggering. On power-up, once VCC exceeds the ized value.
VCC sensevoltageof4.0V, aRECALLcycleisautomati-
If the STK10C68-M is in a WRITE state at the end of
power-up RECALL, the SRAM data will be corrupted.
To help avoid this situation, a 10K Ohm resistor should
callyinitiated. ThevoltageontheVCC pinmustnotdrop
below 4.0V once it has risen above it in order for the
RECALL to operate properly. Due to this automatic
be connected between W and system VCC
.
4-19
SIMTEK [ SIMTEK CORPORATION ]
