WCMS0808U1X Datasheet, PDF (6/10 Pages) Weida Semiconductor, Inc. – 32K x 8 Static RAM

Switching Waveforms (continued)
Write Cycle No. 1 (WE Controlled)^{[8, 13, 14]}
ADDRESS
CE
t_SA
WE
t_WC
t_AW
t _PWE
WCMS0808U1X
t_HA
OE
DATA I/O
NOTE 15
t _HZOE
t_SD
t_HD
DATA_INVALID
Write Cycle No. 2 (CE Controlled)^{[8, 13, 14]}
ADDRESS
CE
t_SA
WE
DATA I/O
t_WC
t_AW
t_SCE
t_SD
DATA_INVALID
Notes:
13. Data I/O is high impedance if OE = V_IH.
14. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
15. During this period, the I/Os are in output state and input signals should not be applied.
t_HA
t _HD
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