Current - Timekeeping (Max) is 2mA @ 3.3V - Clock/Timing - Real Time Clocks Distributor - DS1558W+ DS1742W-120 DS1742W-120+

Part Number	Manufacturer / Brand	Brife Description	Part Status	Type	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
DS1558W+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 48-LQFP	Active	Clock/Calendar	Alarm, Leap Year, Watchdog Timer, Y2K	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	2.5 V ~ 3.7 V	2mA @ 3.3V	-40°C ~ 85°C	Surface Mount	48-LQFP	48-LQFP/48-TQFP (7x7)
DS1742W-120	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 24-EDIP	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	2KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	24-DIP Module (0.600", 15.24mm)	24-EDIP
DS1742W-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 24-EDIP	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	2KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	24-DIP Module (0.600", 15.24mm)	24-EDIP
DS1742W-150	Maxim Integrated	IC RTC RAM Y2K 3.3V 150NS 24EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	2KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	24-DIP Module (0.600", 15.24mm)	24-EDIP
DS1743W-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 28-EDIP	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
DS1743W-120IND+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 28-EDIP	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	-40°C ~ 85°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
DS1743W-150	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 28-EDIP	Discontinued at -	Clock/Calendar	Leap Year, NVSRAM, Y2K	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
DS1743WP-150	Maxim Integrated	IC RTC RAM Y2K 3.3V 150NS 34-PCM	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	8KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	0°C ~ 70°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1744W-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 28-EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
DS1744W-120IND+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 28-EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	-40°C ~ 85°C	Through Hole	28-DIP Module (0.600", 15.24mm)	28-EDIP
DS1744WP-120	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	0°C ~ 70°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1744WP-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	32KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	0°C ~ 70°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1746W-120	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 32-EDIP	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1746W-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 32-EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1746W-120IND+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 32-EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	-40°C ~ 85°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1746WP-120	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	0°C ~ 70°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1746WP-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	0°C ~ 70°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1746WP-120IND+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	128KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	-40°C ~ 85°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1747W-120+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 32-EDIP	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	512KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	-	2mA @ 3.3V	0°C ~ 70°C	Through Hole	32-DIP Module (0.600", 15.24mm)	32-EDIP
DS1747WP-120IND	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Obsolete	Clock/Calendar	Leap Year, NVSRAM, Y2K	512KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	-40°C ~ 85°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module
DS1747WP-120IND+	Maxim Integrated	IC RTC CLOCK/CALENDAR PAR 34-PCM	Active	Clock/Calendar	Leap Year, NVSRAM, Y2K	512KB	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97 V ~ 3.63 V	3V	2mA @ 3.3V	-40°C ~ 85°C	Surface Mount	34-PowerCap™ Module	34-PowerCap Module

Manufacturers for Clock/Timing - Real Time Clocks