DS1744-70+

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Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 28EDIP

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DS1744-70+

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Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 28EDIP

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DocumentsTips for Writing Bulletproof Real-Time Clock Control Code Datasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	DS1744-70+

Current - Timekeeping (Max)	4 mA
Features	NVSRAM, Leap Year, Y2K
Interface	Parallel
Memory Size	32 KB
Mounting Type	Through Hole
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	0 °C
Package / Case	0.6 in
Package / Case	28-DIP Module
Package / Case	15.24 mm
Supplier Device Package	28-EDIP
Time Format	HH:MM:SS (24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

DS1744 Series

Part	Interface	Memory Size	Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Features	Voltage - Supply, Battery	Current - Timekeeping (Max)	Mounting Type	Package / Case	Time Format	Supplier Device Package	Package / Case	Package / Case
Analog Devices Inc./Maxim Integrated DS1744WP-120+	Parallel	32 KB	Clock/Calendar	2.97 V	3.63 V	70 °C	0 °C	Leap Year NVSRAM Y2K	3 V	2 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module
Analog Devices Inc./Maxim Integrated DS1744W-120IND	Parallel	32 KB	Clock/Calendar	2.97 V	3.63 V	85 °C	-40 °C	Leap Year NVSRAM Y2K		2 mA	Through Hole	28-DIP Module	HH:MM:SS (24 hr)	28-EDIP	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1744W-120IND+	Parallel	32 KB	Clock/Calendar	2.97 V	3.63 V	85 °C	-40 °C	Leap Year NVSRAM Y2K		2 mA	Through Hole	28-DIP Module	HH:MM:SS (24 hr)	28-EDIP	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1744WP-120IND+	Parallel	32 KB	Clock/Calendar	2.97 V	3.63 V	85 °C	-40 °C	Leap Year NVSRAM Y2K	3 V	2 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module
Analog Devices Inc./Maxim Integrated DS1744WP-120	Parallel	32 KB	Clock/Calendar	2.97 V	3.63 V	70 °C	0 °C	Leap Year NVSRAM Y2K	3 V	2 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module
Analog Devices Inc./Maxim Integrated DS1744P-70	Parallel	32 KB	Clock/Calendar	4.5 V	5.5 V	70 °C	0 °C	Leap Year NVSRAM Y2K	3 V	4 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module
Analog Devices Inc./Maxim Integrated DS1744-70+	Parallel	32 KB	Clock/Calendar	4.5 V	5.5 V	70 °C	0 °C	Leap Year NVSRAM Y2K		4 mA	Through Hole	28-DIP Module	HH:MM:SS (24 hr)	28-EDIP	0.6 in	15.24 mm
Analog Devices Inc./Maxim Integrated DS1744P-70IND+	Parallel	32 KB	Clock/Calendar	4.5 V	5.5 V	85 °C	-40 °C	Leap Year NVSRAM Y2K	3 V	4 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module
Analog Devices Inc./Maxim Integrated DS1744P-70+	Parallel	32 KB	Clock/Calendar	4.5 V	5.5 V	70 °C	0 °C	Leap Year NVSRAM Y2K	3 V	4 mA	Surface Mount	34-PowerCap™ Module	HH:MM:SS (24 hr)	34-PowerCap Module

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tube	1	$ 42.78
		10	$ 32.67
		25	$ 30.09
		100	$ 27.21
		250	$ 26.91

Description

General part information

DS1744 Series

Real Time Clock (RTC) IC Clock/Calendar 32KB Parallel 28-DIP Module (0.600", 15.24mm)

Documents

Technical documentation and resources