DS1315 Maxim, DS1315 Datasheet - Page 11

• Manufacturer Part Number: DS1315
• Description: The DS1315 Phantom Time Chip is a combination of a CMOS timekeeper and a nonvolatile memory controller
• Manufacturer: Maxim

DC OPERATING ELECTRICAL CHARACTERISTICS
(V
DC POWER-DOWN ELECTRICAL CHARACTERISTICS
(V
PARAMETER
Write Cycle
Write Recovery
Data Setup
Data Hold Time
PARAMETER
Average V
Current
Average V
Current,
(V
TTL Standby Current
(
CMOS Standby Current
(
Input Leakage Current
(any input)
Output Leakage Current
(any input)
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
(I
Power-Fail Trip Point
Battery Switch Voltage
PARAMETER
V
Battery Backup Current
at V
CEI
OE
CEO
RST
CEI
CEI
CC
CC
OUT
OUT
BAT1
CCO
Pulse Width
CCO
= 3.3V ±10%, T
< 2.97V, T
Pulse Width
Pulse Width
= V
= V
Output Voltage
= 0.4 mA)
= 1.6 mA)
OR V
= V
= V
IH
CCI
CCI
CC
CC
)
BAT
BAT2
- 0.2)
Power-Supply
Power-Supply
- 0.3)
A
- 0.2
Battery Current
= Over the operating range.)
A
= Over the operating range.)
SYMBOL
SYMBOL
SYMBOL
V
I
I
V
V
I
I
I
I
V
t
V
t
t
t
t
CCO2
t
CC01
I
t
I
BAT
RST
CC1
CC2
CC3
WC
CW
OW
WR
DH
CEO
DS
LO
IL
SW
OH
OL
PF
11 of 21
V
MIN
V
- 0.2
BAT1,2
MIN
MIN
or
2.4
2.8
CCI
65
55
55
10
30
65
-1
-1
0
V
V
or V
TYP
TYP
TYP
BAT1
BAT2
PF
,
,
MAX
MAX
MAX
2.97
100
0.5
1.1
0.4
10
+1
+1
3
2
UNITS
UNITS
UNITS
mA
mA
mA
mA
µA
µA
µA
µA
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
NOTES
NOTES
NOTES
14
4
5
5
6
7
6
6
2
2
8
6
9