WCFS4016V1C Datasheet, PDF (5/9 Pages) Weida Semiconductor, Inc. – 256K x 16 Static RAM

WCFS4016V1C
Switching Waveforms
[9, 10]
Read Cycle No. 1
t_RC
ADDRESS
DATA OUT
t_AA
t_OHA
PREVIOUS DATA VALID
DATA VALID
Read Cycle No. 2 (OE Controlled) ^{[10, 11]}
ADDRESS
CE
OE
BHE, BLE
DATA OUT
V_CC
SUPPLY
CURRENT
t_RC
t_ACE
t_DOE
t_LZOE
t_DBE
t_LZBE
HIGH IMPEDANCE
t_LZCE
t_PU
50%
t_HZOE
DATA VALID
t_HZCE
t_HZBE
HIGH
IMPEDANCE
t_PD
50%
II_CC_CC
II_SS_BB
Notes:
9. Device is continuously selected. OE, CE, BHE and/or BHE = V_IL.
10. WE is HIGH for read cycle.
11. Address valid prior to or coincident with CE transition LOW.
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