DS1318 Datasheet, PDF (3/15 Pages) Dallas Semiconductor – Parallel-Interface Elapsed Time Counter

Parallel-Interface Elapsed Time Counter
DC ELECTRICAL CHARACTERISTICS
(V_CC = 0V, V_BAT = 3.7V, T_A = -40°C to +85°C, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
Battery Input Current
(ENOSC = 1)
I_BAT
(Note 8)
Battery Input Current
(ENOSC = 0)
I_BATDR (Note 8)
AC ELECTRICAL CHARACTERISTICS
(V_CC = V_CC(_MIN) to V_CC(MAX), T_A = -40°C to +85°C, unless otherwise noted.) (Note 2)
PARAMETER
Read Cycle Time
Address Access Time
CE to DQ Low-Z
CE Access Time
CE Data Off-Time
OE to DQ Low-Z
OE Access Time
OE Data Off-Time
Output Hold from Address
Write Cycle Time
Address Setup Time
WE Pulse Width
CE Pulse Width
Data Setup Time
Data Hold Time
Address Hold Time
WE Data Off-Time
Write Recovery Time
Oscillator Stop Flag (OSF) Delay
SYMBOL
t_RC
t_AA
t_CEL
t_CEA
t_CEZ
t_OEL
t_OEA
t_OEZ
t_OH
t_WC
t_AS
t_WEW
t_CEW
t_DS
t_DH
t_AH
t_WEZ
t_WR
t_OSF
(Note 9)
CONDITIONS
MIN TYP MAX UNITS
750 1100
nA
100
nA
MIN TYP MAX UNITS
80
ns
80
ns
0
ns
80
ns
30
ns
0
ns
70
ns
30
ns
5
ns
80
ns
0
ns
40
ns
70
ns
40
ns
0
ns
0
ns
30
ns
10
ns
4
ms
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