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DS1302SN+

Description
0 TIMER(S), REAL TIME CLOCK, PDSO16
Categorysemiconductor    The embedded processor and controller   
File Size646KB,16 Pages
ManufacturerDALLAS
Websitehttp://www.dalsemi.com
Download Datasheet Parametric Compare View All

DS1302SN+ Overview

0 TIMER(S), REAL TIME CLOCK, PDSO16

DS1302SN+ Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals16
Maximum operating temperature70 Cel
Minimum operating temperature0.0 Cel
Maximum supply/operating voltage5.5 V
Minimum supply/operating voltage2 V
Rated supply voltage3.3 V
Processing package description0.300 INCH, SOIC-16
stateACTIVE
packaging shapeRectangle
Package SizeSMALL OUTLINE
surface mountYes
Terminal formGULL WING
Terminal spacing1.27 mm
terminal coatingtin lead
Terminal locationpair
Packaging MaterialsPlastic/Epoxy
Temperature levelCOMMERCIAL
Maximum FCLK clock frequency0.0320 MHz
Information access methodsSerial, 3-wire
Microprocessor typeReal Time Clock
Number of timers0.0
DS1302
Trickle-Charge Timekeeping Chip
www.maxim-ic.com
FEATURES
Real-Time Clock Counts Seconds, Minutes,
Hours, Date of the Month, Month, Day of the
Week, and Year with Leap-Year
Compensation Valid Up to 2100
31 x 8 RAM for Scratchpad Data Storage
Serial I/O for Minimum Pin Count
2.0V to 5.5V Full Operation
Uses Less than 300nA at 2.0V
Single-Byte or Multiple-Byte (Burst Mode)
Data Transfer for Read or Write of Clock or
RAM Data
8-Pin DIP or Optional 8-Pin SO for Surface
Mount
Simple 3-Wire Interface
TTL-Compatible (V
CC
= 5V)
Optional Industrial Temperature Range:
-40°C to +85°C
DS1202 Compatible
Underwriters Laboratory (UL) Recognized
PIN CONFIGURATIONS
TOP VIEW
V
CC2
X1
X2
GND
1
8
V
CC1
SCLK
I/O
CE
3
4
DS1302
2
7
6
5
DIP (300 mils)
V
CC2
X1
X2
GND
1
DS1302
2
3
4
8
7
6
5
V
CC1
SCLK
I/O
CE
SO (208 mils/150 mils)
V
CC2
N.C.
X1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
V
CC1
N.C.
SCLK
N.C.
I/O
N.C.
N.C.
CE
PART
DS1302
DS1302+
DS1302N
DS1302N+
DS1302S
DS1302S+
DS1302SN
DS1302SN+
DS1302Z
DS1302Z+
DS1302ZN
DS1302ZN+
DS1302S-16
DS1302SN-16
TEMP RANGE
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
PIN-PACKAGE
8 PDIP (300 mils)
8 PDIP (300 mils)
8 PDIP (300 mils)
8 PDIP (300 mils)
8 SO (208 mils)
8 SO (208 mils)
8 SO (208 mils)
8 SO (208 mils)
8 SO (150 mils)
8 SO (150 mils)
8 SO (150 mils)
8 SO (150 mils)
16 SO (300 mils)
16 SO (300 mils)
TOP MARK*
DS1302
DS1302
DS1302
DS1302
DS1302S
DS1302S
DS1302S
DS1302S
DS1302Z
DS1302Z
DS1302ZN
DS1302ZN
DS1302S16
DS1302SN16
N.C.
X2
N.C.
N.C.
GND
SO (300 mils)
+ Denotes a lead-free/RoHS-compliant device.
*An N anywhere on the top mark indicates an industrial temperature grade
device. A + anywhere on the top mark indicates a lead-free device.
Note:
Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device
may be simultaneously available through various sales channels. For information about device errata, click here:
www.maxim-ic.com/errata.
1 of 16
DS1302
ORDERING INFORMATION
REV: 110805

DS1302SN+ Related Products

DS1302SN+ DS1302N+ DS1302S+ DS1302S16 DS1302SN16 DS1302Z+ DS1302ZN+
Description 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16 0 TIMER(S), REAL TIME CLOCK, PDSO16
Number of functions 1 1 1 1 1 1 1
Number of terminals 16 16 16 16 16 16 16
Maximum operating temperature 70 Cel 70 Cel 70 Cel 70 Cel 70 Cel 70 Cel 70 Cel
Minimum operating temperature 0.0 Cel 0.0 Cel 0.0 Cel 0.0 Cel 0.0 Cel 0.0 Cel 0.0 Cel
Maximum supply/operating voltage 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V
Minimum supply/operating voltage 2 V 2 V 2 V 2 V 2 V 2 V 2 V
Rated supply voltage 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V 3.3 V
Processing package description 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16 0.300 INCH, SOIC-16
state ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE
packaging shape Rectangle Rectangle Rectangle Rectangle Rectangle Rectangle Rectangle
Package Size SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE
surface mount Yes Yes Yes Yes Yes Yes Yes
Terminal form GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
Terminal spacing 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm
terminal coating tin lead tin lead tin lead tin lead tin lead tin lead tin lead
Terminal location pair pair pair pair pair pair pair
Packaging Materials Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL
Maximum FCLK clock frequency 0.0320 MHz 0.0320 MHz 0.0320 MHz 0.0320 MHz 0.0320 MHz 0.0320 MHz 0.0320 MHz
Information access methods Serial, 3-wire Serial, 3-wire Serial, 3-wire Serial, 3-wire Serial, 3-wire Serial, 3-wire Serial, 3-wire
Microprocessor type Real Time Clock Real Time Clock Real Time Clock Real Time Clock Real Time Clock Real Time Clock Real Time Clock
Number of timers 0.0 0.0 0.0 0.0 0.0 0.0 0.0
programming
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