MA5114 Dynex, MA5114 Datasheet - Page 6

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MA5114

Manufacturer Part Number
MA5114
Description
Radiation hard 1024x4 Bit Static RAM
Manufacturer
Dynex
Datasheet
MA5114
6/12
DATA OUT
ADDRESS
1. WE must be high during all address transitions.
2. A write occurs during the overlap (T
3. T
4. If the CS low transition occurs simultaneously with, or after, the WE low transition, the output remains in
the high impedance state.
5. DATA OUT is in the active state, so DATA IN must not be in opposing state.
6. DATA OUT is the write data of the current cycle, if selected.
7. DATA OUT is the read data of the next address, if selected.
8. T
DATA IN
WHAV
ELWL
WE
CS
is measured from either CS or WE going high, whichever is the earlier, to the end of the write cycle.
must be met to prevent memory corruption.
IMPEDANCE
HIGH
T
AVWL
T
ELWL
(7)
WLWH
(4)
) of a low CS and a low WE.
T
WLQZ
Figure 12: Write Cycle
T
AVWH
T
T
AVAVW
ELWH
T
WLWH (2)
T
DATA VALID
DVWH
T
WLQH
T
T
T
AXQX
WHAV (3)
WHDX
(5)
(6)

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