DS1744WP-120+

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Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 34PCM

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DS1744WP-120+

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Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 34PCM

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DocumentsTips for Writing Bulletproof Real-Time Clock Control Code Datasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	DS1744WP-120+	DS1744 Series

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

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tray	1	$ 41.17
		10	$ 31.36
		25	$ 28.85
		80	$ 26.44
		230	$ 25.68

DS1744 Series

IC RTC CLK/CALENDAR PAR 34PCM

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