Rainbow Electronics DS1315 - Manual (Page 9)

DS1315
041697 9/22
DC POWER DOWN ELECTRICAL CHARACTERISTICS (0
°
C to 70
°
C; V
CC
< 4.5V)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
CEO Output Voltage V
CEO
V
CCI
–0.2
or V
BAT1,2
–0.2
V 8
V
BAT1
or V
BAT2
Battery Current I
BAT
0.5
µ
A 6
Battery Backup Current
@ V
CCO
= V
BAT
–0.2V
I
CCO2
10
µ
A 9
AC ELECTRICAL OPERATING CHARACTERISTICS
ROM/RAM = GND
(0
°
C to 70
°
C; V
CC
= 5.0
±
10%)
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
Read Cycle Time t
RC
65 ns
CEI Access Time t
CO
55 ns
OE Access Time t
OE
55 ns
CEI to Output Low Z t
COE
5 ns
OE to Output Low Z t
OEE
5 ns
CEI to Output High Z t
OD
25 ns
OE to Output High Z t
ODO
25 ns
Read Recovery t
RR
10 ns
Write Cycle t
WC
65 ns
Write Pulse Width t
WP
55 ns
Write Recovery t
WR
10 ns 4
Data Setup t
DS
30 ns 5
Data Hold Time t
DH
0 ns 5
CEI Pulse Width t
CW
60 ns
OE Pulse Width t
OW
55 ns
RST Pulse Width t
RST
65 ns
CEI Propagation Delay t
PD
5 ns 2, 3, 11
CEI High to Power–Fail t
PF
0 ns 11