DS1643AL-120

Obsolete

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 34LPM

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DocumentsDatasheet

DS1643AL-120

Obsolete

Analog Devices Inc./Maxim Integrated

IC RTC CLK/CALENDAR PAR 34LPM

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	DS1643AL-120

Current - Timekeeping (Max)	4 mA
Features	Leap Year, NVSRAM
Interface	Parallel
Memory Size	64 Kbit
Mounting Type	Surface Mount
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	0 °C
Supplier Device Package	34-LPM
Time Format	HH:MM:SS (24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

DS1643 Series

Part	Time Format	Features	Current - Timekeeping (Max)	Memory Size	Voltage - Supply [Min]	Voltage - Supply [Max]	Package / Case	Package / Case	Package / Case	Mounting Type	Operating Temperature [Max]	Interface	Supplier Device Package	Type	Voltage - Supply, Battery
Analog Devices Inc./Maxim Integrated DS1643-100+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V	0.6 in	28-DIP Module	15.24 mm	Through Hole	70 °C	Parallel	28-EDIP	Clock/Calendar
Analog Devices Inc./Maxim Integrated DS1643-70+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V	0.6 in	28-DIP Module	15.24 mm	Through Hole	70 °C	Parallel	28-EDIP	Clock/Calendar
Analog Devices Inc./Maxim Integrated DS1643-100	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V	0.6 in	28-DIP Module	15.24 mm	Through Hole	70 °C	Parallel	28-EDIP	Clock/Calendar
Analog Devices Inc./Maxim Integrated DS1643P-70	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V		34-PowerCap™ Module		Surface Mount	70 °C	Parallel	34-PowerCap Module	Clock/Calendar	3 V
Analog Devices Inc./Maxim Integrated DS1643P-85+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V		34-PowerCap™ Module		Surface Mount	70 °C	Parallel	34-PowerCap Module	Clock/Calendar	3 V
Analog Devices Inc./Maxim Integrated DS1643AL-120	HH:MM:SS (24 hr)	Leap Year NVSRAM	4 mA	64 Kbit	4.5 V	5.5 V				Surface Mount	70 °C	Parallel	34-LPM	Clock/Calendar
Analog Devices Inc./Maxim Integrated DS1643P-70+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V		34-PowerCap™ Module		Surface Mount	70 °C	Parallel	34-PowerCap Module	Clock/Calendar	3 V
Analog Devices Inc./Maxim Integrated DS1643P-100+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V		34-PowerCap™ Module		Surface Mount	70 °C	Parallel	34-PowerCap Module	Clock/Calendar	3 V
Analog Devices Inc./Maxim Integrated DS1643-70	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V	0.6 in	28-DIP Module	15.24 mm	Through Hole	70 °C	Parallel	28-EDIP	Clock/Calendar
Analog Devices Inc./Maxim Integrated DS1643-85+	HH:MM:SS (24 hr)	Leap Year NVSRAM	3 mA	64 Kbit	4.5 V	5.5 V	0.6 in	28-DIP Module	15.24 mm	Through Hole	70 °C	Parallel	28-EDIP	Clock/Calendar

Pricing

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

Distributor	Package	Quantity	$

Description

General part information

DS1643 Series

Real Time Clock (RTC) IC Clock/Calendar 8KB Parallel 34-LPM

Documents

Technical documentation and resources