DS1558 Datasheet, PDF (14/18 Pages) Dallas Semiconductor – Watchdog Clock with NV RAM Control

DS1558
WRITE CYCLE, AC CHARACTERISTICS
(V_CC = +3.3V ±10% or +5V ±10%, T_A = -40°C to +85°C.) (Figure 6 and Figure 7)
PARAMETER
SYMBOL ^{VCC = +5.0V ±10% VCC = +3.3V ±10%} UNITS
MIN MAX MIN MAX
Write Cycle Time
t_WC
70
120
ns
Address Access Time
t_AS
0
0
ns
WE Pulse Width
t_WEW
50
100
ns
CE Pulse Width
t_CEW
60
110
ns
Data Setup Time
t_DS
30
80
ns
Data Hold Time
t_DH1
5
5
ns
Data Hold Time
t_DH2
5
5
ns
Address Hold Time
t_AH1
5
0
ns
Address Hold Time
t_AH2
5
5
ns
WE Data Off Time
t_WEZ
25
40
ns
Write Recovery Time
t_WR
5
10
ns
NOTES
8
9
8
9
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