DS1343 Maxim, DS1343 Datasheet - Page 19

• Manufacturer Part Number: DS1343
• Description: The DS1343/DS1344 low-current real-time clocks (RTCs) are timekeeping devices that provide an extremely low standby current, permitting longer life from a backup supply source
• Manufacturer: Maxim

+Denotes a lead(Pb)-free/RoHS-compliant package.
*Future product—Contact factory for availability.
**EP = Exposed pad.
SUBSTRATE CONNECTED TO GROUND
DS1343E-18+*
DS1343E-3+*
DS1343E-33+
DS1343D-18+*
DS1343D-3+*
DS1343D-33+
DS1344E-18+*
DS1344E-3+*
DS1344E-33+
DS1344D-18+*
DS1344D-3+*
DS1344D-33+
PART
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
-40NC to +85NC
TEMP_RANGE
Chip Information
Low-Current SPI/3-Wire RTCs
TYP_OPERATING_
VOLTAGE_(V)
1.8
3.0
3.3
1.8
3.0
3.3
1.8
3.0
3.3
1.8
3.0
3.3
For the latest package outline information and land patterns
(footprints), go to www.maxim-ic.com/packages. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but
the drawing pertains to the package regardless of RoHS status.
14 TDFN-EP
PACKAGE_
20 TSSOP
TYPE
PACKAGE_
T1433+2
OSC_C
U20+1
CODE
12.5
12.5
12.5
12.5
12.5
12.5
(pF)
6
6
6
6
6
6
Package Information
Ordering Information
L
OUTLINE_
21-0066
21-0137
NO.
PIN-PACKAGE
20 TSSOP
20 TSSOP
20 TSSOP
14 TDFN-EP**
14 TDFN-EP**
14 TDFN-EP**
20 TSSOP
20 TSSOP
20 TSSOP
14 TDFN-EP**
14 TDFN-EP**
14 TDFN-EP**
PATTERN_NO.
90-0116
90-0063
LAND_
19