DS1672S-3+T&R Maxim Integrated Products, DS1672S-3+T&R Datasheet - Page 3
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DS1672S-3+T&R
Manufacturer Part Number
DS1672S-3+T&R
Description
IC TIMEKEEPER 3V 32-BIT 8-SOIC
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/Trickle-Chargerr
Datasheet
1.DS1672S-33.pdf
(15 pages)
Specifications of DS1672S-3+T&R
Time Format
Binary
Date Format
Binary
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.7 V ~ 3.3 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Memory Size
-
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.5V to +6.0V
Operating Temperature Range (noncondensing) ...…………………………………………-40C to +85C
Storage Temperature Range……………………………………………………………….-55C to +125C
Soldering Temperature………………………………………….See IPC/JEDEC J-STD-020 Specification
This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operation
sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of time can affect device
reliability.
RECOMMENDED DC OPERATING CONDITIONS
(T
DC ELECTRICAL CHARACTERISTICS
(V
Note 1: All voltages referenced to ground.
Note 2: I
Note 3: I
Note 4: SDA and RST.
Supply
Voltage
Logic 1
Logic 0
Backup Supply Voltage
Active Supply Current
Standby Current
Power-Fail Voltage
V
Logic 0 Output (V
Logic 0
Output
(DS1672-2)
A
CCMIN
BACKUP
= -40C to +85C)
CCA
CCS
< V
Leakage Current
specified with V
PARAMETER
PARAMETER
specified with SCL clocking at max frequency (400kHz), trickle charger disabled.
CC
< V
DS1672-2
DS1672-3
DS1672-33
(V
V
(V
V
OL
OL
OL
CCMAX,
CC
CC
= 0.4V)
= 0.4V)
= 0.2 x V
> 2V;
< 2V;
CC
= V
T
CCTYP
A
= -40C to +85C.)
CC
and SDA, SCL = V
)
SYMBOL
SYMBOL
I
BACKUPLKG
V
BACKUP
I
V
V
V
I
V
V
V
I
I
CCA
CCS
OL
OL
CC
CC
CC
IH
PF
IL
CCTYP
0.7 x V
3 of 15
, trickle charger disabled.
MIN
MIN
2.97
2.70
2.45
1.58
-0.5
1.8
2.7
1.3
CC
TYP
TYP
2.88
2.0
3.0
3.3
3.0
2.6
1.7
25
+0.3 x V
V
MAX
CC
MAX
3.63
3.63
2.97
2.2
3.3
600
500
2.7
1.8
50
+ 0.5
3
3
3
CC
UNITS
UNITS
mA
mA
A
A
nA
V
V
V
V
V
NOTES
NOTES
1, 4
1, 4
1
1
1
1
2
3