WCFS1016V1C Datasheet, PDF (5/9 Pages) Weida Semiconductor, Inc. – 64K x 16 Static RAM

Data Retention Waveform
V_CC
3.0V
t_CDR
CE
DATA RETENTION MODE
V_DR > 2V
WCFS1016V1C
3.0V
t_R
Switching Waveforms
[11, 12]
Read Cycle No. 1
t_RC
ADDRESS
DATA OUT
t_AA
t_OHA
PREVIOUS DATA VALID
DATA VALID
Read Cycle No. 2 (OE Controlled)^{[12, 13]}
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%
Notes:
11. Device is continuously selected. OE, CE, BHE and/or BHE = V_IL.
12. WE is HIGH for read cycle.
13. Address valid prior to or coincident with CE transition LOW.
t_HZOE
DATA VALID
t_HZCE
t_HZBE
HIGH
IMPEDANCE
t_PD
50%
II_CC_CC
II_SS_BB
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