DS1746_10 Datasheet, PDF (12/16 Pages) Maxim Integrated Products – Y2K-Compliant, Nonvolatile Timekeeping RAMs

DS1746/DS1746P Y2K-Compliant, Nonvolatile Timekeeping RAMs
WRITE CYCLE TIMING DIAGRAM, WRITE-ENABLE CONTROLLED
t_{W C}
A0-A16
VALID
CE
WE
DQ0-DQ7
t_AS
t_{W EW}
t_{W R1}
t_{W EZ}
DATA OUTPUT
t_DS
t_DH1
DATA INPUT
WRITE CYCLE TIMING DIAGRAM, CHIP-ENABLE CONTROLLED
t_{W C}
A0-A16
VALID
t_AS
CE
t_CEW
t_{W R2}
WE
DQ0-DQ7
t_DS
t_DH2
DATA INPUT
12 of 16