DS1337U Maxim Integrated Products, DS1337U Datasheet - Page 2

• Manufacturer Part Number: DS1337U
• Description: IC RTC SERIAL 2WIRE LP 8-USOP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/Alarmr

Specifications of DS1337U

• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Memory Size: -

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground…………………………………………………………...…-0.3V to +6.0V
Operating Temperature Range (Noncondensing)………………………………………………………….-40°C to +85°C
Storage Temperature Range………………………………………………………………………………..-55°C to +125°C
Soldering Temperature…………………………………………………………See IPC/JEDEC J-STD-020 Specification
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,
and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is
not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(T
DC ELECTRICAL CHARACTERISTICS—Full Operation
(V
DC ELECTRICAL CHARACTERISTICS--Timekeeping
(V
V
Logic 1
Logic 0
Input Leakage
I/O Leakage
Logic 0 Output (V
Active Supply Current
Standby Current
Timekeeping Current
(Oscillator Enabled)
Data-Retention Current
(Oscillator Disabled)
A
CC
CC
CC
= -40°C to +85°C)
= 1.8V to 5.5V, T
= 1.3V to 1.8V, T
Supply Voltage
PARAMETER
PARAMETER
PARAMETER
OL
= 0.4V)
A
A
= -40°C to +85°C.) (Note 1)
= -40°C to +85°C.) (Note 1)
SYMBOL
SYMBOL
SYMBOL
I
I
CCTOSC
CCTDDR
V
V
I
I
V
V
I
I
CCA
CCS
I
CCT
LO
OL
CC
LI
IH
IL
Full operation
Timekeeping (Note
5)
SCL, SDA
INTA, SQW/INTB
(Note 2)
(Note 3)
(Note 3)
(Note 4)
(Notes 5, 6)
(Notes 5, 7, 8, 9)
(Notes 5, 9)
CONDITIONS
CONDITIONS
CONDITIONS
2 of 16
0.7 x V
MIN
MIN
MIN
-0.3
-1
-1
1.8
1.3
DS1337 I
CC
TYP
TYP
TYP
425
3.3
2
C Serial Real-Time Clock
+0.3 x V
V
CC
MAX
MAX
MAX
600
5.5
1.8
5.5
100
150
1.5
+1
+1
+ 0.3
3
CC
UNITS
UNITS
UNITS
nA
nA
mA
A
A
A
A
V
V
V
V