d1340-33 Maxim Integrated Products, Inc., d1340-33 Datasheet - Page 5

• Manufacturer Part Number: d1340-33
• Description: Ds1340, Ds1340c I?c Rtc With Trickle Charger
• Manufacturer: Maxim Integrated Products, Inc.

Figure 2. Power-Up/Power-Down Timing
(V
CC
250
200
150
100
850
800
750
700
650
600
550
500
450
400
50
0
= +3.3V, T
1.0
1.0
1.5
1.5
I
BACKUP2
2.0
2.0
I
CCSA
A
2.5
2.5
= +25°C, unless otherwise noted.)
(FT = 1) vs. V
V
OUTPUTS
vs. V
BACKUP
3.0
3.0
V
INPUTS
CC
V
RST
V
PF(MAX)
PF(MIN)
(V)
CC
3.5
3.5
V
(V)
CC
FT = 0
4.0
4.0
BACKUP
4.5
4.5
RECOGNIZED
VALID
5.0
5.0
5.5
5.5
t F
_____________________________________________________________________
V
150
125
100
850
800
750
700
650
600
550
500
PF
75
50
25
0
1.0
-40
I
2
-1.8V
1.5
V
BACKUP
-20
I
C RTC with Trickle Charger
BACKUP3
2.0
I
= 3.0V
CCS
2.5
TEMPERATURE (°C)
0
vs. V
vs. TEMPERATURE
3.0
-3.0V
V
CC
20
DON'T CARE
HIGH-Z
CC
(V)
3.5
Typical Operating Characteristics
FT = 0
40
4.0
4.5
60
-3.3V
5.0
80
5.5
V
PF
512.0000
511.9995
511.9990
511.9985
511.9980
511.9975
511.9970
511.9965
511.9960
850
800
750
700
650
600
550
500
450
400
t RST
t R
1.0
1.0
1.5
1.5 2.0 2.5
RECOGNIZED
t RPU
I
BACKUP1
VALID
2.0
2.5
FT vs. V
(FT = 0) vs. V
V
V
BACKUP
BACKUP
3.0
3.0
BACKUP
3.5
3.5
(V)
(V)
4.0
4.0
BACKUP
4.5
4.5
5.0
5.0
5.5
5.5
5